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Escorts, part 5

Submarine Chasers Kusentei 駆潜艇

Ch-1 第1号駆潜艇

Class: Ch-1

Civilian Call Sign: JZAP

Ordered: 1931

Builder: Uraga Dock Co., Tokyo

Laid Down: 19.06.33

Launched: 29.12.33

Completed: 24.03.34

Yokosuka Guard 24.03.24-15.11.40

SC Div 1/ Base Force 1/3 Fleet 15.11.40-10.03.42
SC Div 1/Base Force 21/2 South Exp 10.03.42-10.04.42

SC Div 1/Base Force 21/2 South Exp/SW Area Fleet 10.04.42-01.05.42
Base Force 21/2 South Exp/SW Area Fleet 01.05.42-20.01.43

Base Force 1/8 Fleet/SE Area Fleet 20.01.43-01.04.43
Base Force 21/2 South Exp/SW Area Fleet 01.04.43-05.02.45
Base Force 21/2 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered, Scuttled, 11.07.46 at Singapore.

Removed from Navy List: 10.08.46

Commanding Officer (Kancho) 艦長
Lt Asahiro Yuuji (50) 朝廣裕二	20.12.33-
LtCdr Okawara Hijime (50) 大河原　肇	15.11.40-05.12.40
Resv Lt Toshida Komao 吉田駒雄	05.12.40-01.05.45
Resv Lt Tajima Taro 田島太郎	25.07.43-01.05.45
Resv LtCdr Kawashima Tarou 川島太郎	01.05.45-10.07.45
Resv Lt Kuhara Masahiko 久原正彦	10.07.45-15.07.45
Resv Lt Akitake 　秋竹文八	15.07.45-09.45

Ch-2 第2号駆潜艇

Class: Ch-1

Civilian Call Sign: JZBP

Ordered: 1931

Builder: Ishigawajima Zosensho, Tokyo

Laid Down: 19.06.33

Launched: 20.12.33

Completed: 25.03.34

Yokosuka Guard 24.03.24-15.11.40

SC Div 1/Base Force 1/3 Fleet 15.11.40-10.03.42
SC Div 1/Base Force 21/2 South Exp 10.03.42-10.04.42

SC Div 1/Base Force 21/2 South Exp/SW Area Fleet 10.04.42-01.05.42
Base Force 21/2 South Exp/SW Area Fleet 01.05.42-20.01.43

Base Force 1/8 Fleet/SE Area Fleet 20.01.43-01.04.43
Base Force 21/2 South Exp/SW Area Fleet 01.04.43-05.02.45
Base Force 21/2 South Exp/10 Area Fleet 05.02.45-10.08.45

Fate: sunk 27.06.45 at 0200hrs by USS Blueback (SS-326) near Lombok Island, Indonesia

Position: 07-30S 116-15E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
Lt Abe Tokuma (50) 阿部徳馬	06.12.33-
Lt Ishido Isamu (60) 石戸　勇	15.11.40-10.09.41
Resv Lt Ota Kouji 太田耕	10.09.41-15.05.43
Resv Lt Kawashima Jinsaburo 河島仁三郎	15.05.43-05.12.44
Resv Lt Kodawaki Masayoshi 門脇政好	05.12.44-27.06.45

Ch-3 第3号駆潜艇

Class: Ch-3

Civilian Call Sign: JZCP

Ordered: 1934 Fleet Supplementary Program

Builder: Tsurumi, Yokohama

Laid Down: 17.04.35

Launched: 06.06.36

Completed: 05.10.36

Sasebo Naval District 05.10.36-01.11.40

Yokosuka Naval District 01.11.40-15.11.40

SC Div 1/Base Force 1/3 Fleet 15.11.40-10.03.42
SC Div 1/Base Force 21/2 South Exp 10.03.42-10.04.42

SC Div 1/Base Force 21/2 South Exp/SW Area Fleet 10.04.42-01.05.42
Base Force 21/2 South Exp/SW Area Fleet 01.05.42-20.01.43

Base Force 1/8 Fleet/SE Area Fleet 20.01.43-01.04.43
Base Force 21/2 South Exp/SW Area Fleet 01.04.43-05.02.45
Base Force 21/2 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered, Scuttled, 11.07.46 off Sngapore

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
Lt Hirano Taiji (52) 平野泰治	01.06.36-
Resv Maniwa Kenji 間庭建爾	15.11.40-05.05.41
Resv Lt Mizutani Katsuji 水谷勝二	05.05.41-15.10.43
Resv Lt Kanno Noriyuki 神野則之	15.10.43-20.11.44
Resv Lt Kiuchi Bunji 木内文治	20.11.44-09.45

Ch-4 第4号駆潜艇

Class: Ch-4

Civilian Call Sign: JZDP

Ordered: 1937 3 Replacement Program (#62)

Builder: Osaka Tekkosho, Osaka

Laid Down: 19.01.38

Launched: 13.09.38

Completed: 28.12.38

Sasebo Naval District 28.12.38-15.11.40

SC Div 21/ Base Force 2/3 Fleet 15.11.40-10.03.42

SC Div 21/Base Force 22/2 South Exp 10.03.42-10.04.42

SC Div 21/Base Force 22/2 South Exp/ SW Area 10.04.42-01.05.42
Base Force 22/2 South Exp/SW Area Fleet 01.05.42-02.02.45
Base Force 22/2 South Exp/10 Area Fleet 02.02.45-09.45

Fate: surrendered. Final fate unknown

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
LtCdr Kawasaki Mutsuro (51) 川崎陸郎	01.10.38-01.11.38
Lt Onishi Yuji (57) 大西勇治	01.11.38-
Resv Lt Chihogi Tokuji 千本木　德二	15.11.40-20.09.41
Resv Lt Fukuchi Akiji 福地秋二	20.09.41-28.08.43
Resv Lt Noma Tatsuo 野間龍雄	28.08.43-25.12.44
Resv Lt Nagata Mamoru 永田　守	25.12.44-09.45

Ch-5 第5号駆潜艇

Class: Ch-4

Civilian Call Sign: JZEP

Ordered: 1937 3 Replacement Program (#63)

Builder: Mitsubishi Zosensho, Yokohama

Laid Down: 25.01.38

Launched: 28.07.38

Completed: 28.12.38

Sasebo Naval District 28.12.38-11/1540

SC Div 21/ Base Force 2/3 Fleet 15.11.40-10.03.42

SC Div 21/Base Force 22/2 South Exp 10.03.42-10.04.42

SC Div 21/Base Force 22/2 South Exp/ SW Area 10.04.42-01.05.42
Base Force 22/2 South Exp/SW Area Fleet 01.05.42-02.02.45
Base Force 22/2 South Exp/10 Area Fleet 02.02.45-09.45

Fate: surrendered, Scuttled, 11.07.46 off Singapore

Removed from Navy List: 10.08.46

Commanding Officer (Kancho) 艦長
Lt Minami Hajime (57) 南　　祝	20.09.38-15.11.40
Lt Watanabe Yoshiro (61) 渡辺芳郎	15.11.40-10.09.41
Lt Yamane Gen (61) 山根　権	10.09.41-01.05.42
Reav Lt Nagasue Asakichi 永末淺吉	01.05.42-20.05.44
Resv Lt Watanabe Masayoshi 渡邊正好	20.05.44-09.45

Ch-6 第6号駆潜艇

Class: Ch-4

Civilian Call Sign: JZFP

Ordered: 1937 3 Replacement Program (#64)

Builder: Tsurumi, Yokohama

Laid Down: 05.07.38

Launched: 06.02.39

Completed: 20.05.39

Sasebo Naval District 20.05.39-15.11.40

SC Div 21/ Base Force 2/3 Fleet 15.11.40-10.03.42

SC Div 21/Base Force 22/2 South Exp 10.03.42-10.04.42

SC Div 21/Base Force 22/2 South Exp/ SW Area 10.04.42-01.05.42
Base Force 22/2 South Exp/SW Area Fleet 01.05.42-10.10.44

Fate: sunk 30.03.44 by US aircraft at Palau, Caroline Islands

Position: 07-30N 134-30E

Dead:

Saved:

Removed from Navy List: 10.10.44

Commanding Officer (Kancho) 艦長
LtCdr Furutani Yoshijiro (50) 古谷義二郎	20.02.39-15.11.40
Resv Lt Ando Hideo 安東英雄	15.11.40-17.07.41
Resv Lt Kawamoto Genzo 川本源蔵	17.07.41-15.10.43
Resv Lt Ando Hideo 安藤英郎	15.10.43-30.03.44

Ch-7 第7号駆潜艇

Class: Ch-4

Civilian Call Sign: JZGP

Ordered: 1937 3 Replacement Program (#65)

Builder: Tsurumi, Yokohama

Laid Down: 10.10.37

Launched: 10.06.38

Completed: 20.11.38

Yokosuka Naval District 20.11.38-15.11.40

SC Div 11/Base Force 9/South Exp Fleet 15.11.40-03.01.42

SC Div 11/Base Force 9/1 South Exp Fleet 03.01.42-10.02.42

SC Div 11/Base Force 10/1 South Exp 10.02.42-10.04.42

SC Div 11/Base Force 10/1 South Exp/SW Area 10.04.42-20.11.42

SC Div 11/Base Force 9/1 South Exp/SW Area 20.11.42-20.06.44

Base Force 15/1 South Exp/SW Area 20.06.44-05.02.45

Base Force 15/1 South Exp/10 Area Fleet 05.02.45-25.05.45

Fate: sunk 11.04.45 by US aircraft east of Car Nicobar, Andaman Sea

Position: 08-57N 93-38E

Dead:

Saved:

Removed from Navy List: 25.05.45

Commanding Officer (Kancho) 艦長
LtCdr Miyaji Mie (52) 宮地美枝	01.06.38-15.11.40
Cdr Nakamura Kenji (48) 中村謙治	15.11.40-05.12.40
Resv Lt Suzuki Yasukichi 鈴木康吉	05.12.40-05.09.41
Resv Lt Ichinose Shiro 一ノ瀬志朗	15.09.41-20.10.43
Resv Lt Yoshunari Sadao 吉成貞男	20.10.43-01.04.45
Resv Lt Yamazaki Izumi 山崎五三	01.04.45-11.04.45

Ch-8 第8号駆潜艇

Class: Ch-4

Civilian Call Sign: JZHP

Ordered: 1937 3 Replacement Program (#66)

Builder: Tamano Zosensho, Tamano

Laid Down: 10.01.38

Launched: 09.08.38

Completed: 30.11.38

SC Div 11/Base Force 9/South Exp Fleet 15.11.40-03.01.42

SC Div 11/Base Force 9/1 South Exp Fleet 03.01.42-10.02.42

SC Div 11/Base Force 10/1 South Exp 10.02.42-10.04.42

SC Div 11/Base Force 10/1 South Exp/SW Area 10.04.42-20.11.42

SC Div 11/Base Force 9/1 South Exp/SW Area 20.11.42-20.06.44

Base Force 15/1 South Exp/SW Area 20.06.44-05.02.45

Base Force 15/1 South Exp/10 Area Fleet 05.02.45-09.45

Fate: sunk 04.03.45 at 1740hrs by HMS Trenchant (P.331) in Malaaca Strait

Position: 04-04N 110-35E

Dead:

Saved: 101

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
LtCdr Kitano Itaru (50) 北野　亘	15.08.38-15.11.38
Lt Tadanuma Saburo (57) 蓼沼三郎	15.11.38-15.11.40
Resv Lt Hamazaki Chotaro 浜崎長太郎	15.11.40-10.09.41
Lt Shimada Kiyozo (62) 島田喜与三	10.09.41-15.05.43
Resv Lt Kamei Seiji 龜井晴治	15.05.43-10.12.44
Resv LtCdr Ichihashi Tsutomu 市橋　勉	10.12.44-12.12.44
*Resv Lt Kamei Seiji 龜井晴治	12.12.44-04.03.45

Ch-9 第9号駆潜艇

Class: Ch-4

Civilian Call Sign: JZIP

Ordered: 1937 3 Replacement Program (#67)

Builder: Mitsubishi Zosensho, Yokohama

Laid Down: 10.05.38

Launched: 15.10.38

Completed: 09.05.39

Yokosuka Naval Naval District 09.05.39-15.11.40

SC Div 11/Base Force 9/South Exp Fleet 15.11.40-03.01.42

SC Div 11/Base Force 9/1 South Exp Fleet 03.01.42-10.02.42

SC Div 11/Base Force 10/1 South Exp 10.02.42-10.04.42

SC Div 11/Base Force 10/1 South Exp/SW Area 10.04.42-20.11.42

SC Div 11/Base Force 9/1 South Exp/SW Area 20.11.42-20.06.44

Base Force 15/1 South Exp/SW Area 20.06.44-05.02.45

Base Force 15/1 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered, scrapped 1955

Removed from Navy List: 20.12.45

Commanding Officer (Kancho) 艦長
LtCdr Ishinishi Toshihiko (52) 石西寿彦	20.02.39-15.11.40
Resv Lt Kawahara Masayori 河原政頼	15.11.40-15.05.41
Resv Lt Nishina Toshiro 仁科俊郎	15.05.41-20.10.43
Resv Lt Kodera Touji 小寺藤治	20.10.43-10.01.45
*Resv Lt Hanagita Tsutomu 柳田　勉	10.01.45-21.03.45
Vacant	21.03.45-05.07.45
Resv Lt Kurashige Tsuneo 藏重恒雄	05.07.45-10.01.46
Lt Nishigaki Hideo (71) 西垣英夫	10.01.46-
Lt Hiromatsu Terufusa (73) 広松照房	-20.09.47

Ch-10 第10号駆潜艇

Class: Ch-4

Civilian Call Sign: JZJP

Ordered: 1937 3 Replacement Program (#68)

Builder: Hitachi Zosen, Sakurajima

Laid Down: 16.09.38

Launched: 31.01.39

Completed: 15.06.39

Kure Naval District 15.06.39-01.04.40

Saeki Defense Sqd 01.04.40-15.11.40

SC Div 31/Base Force 2/3 Fleet 15.11.40-10.03.42

SC Div 31/Base Force 31/3 South Exp Fleet 10.03.42-10.04.42

SC Div 31/Base Force 31/3 South Exp/SW Area 10.04.42-01.06.42

SC Div 31/Kure Naval District 01.06.42-20.10.42

SC Div 31/Base Force 4/4 Fleet 20.10.42-01.05.43

SC Div 31/Base Force 1/8 Fleet/SE Area Fleet 01.05.43-20.03.44

SC Div 31/Base Force 30/Central Pacific Fleet 20.03.44-18.07.44

Fate: wrecked 01.05.44 at Palau, Caroline Islands

Position: 07-20N 134-30E

Dead:

Saved:

Removed from Navy List: 10.11.44

Commanding Officer (Kancho) 艦長
Lt Tsubaki Masanori (53) 椿　正憲	20.02.39-15.11.39
Cdr Sawamura Seiji (49) 沢村成二	05.11.40-05.12.40
Resv Lt Naito Shigeru 内藤　蕃	05.12.40-20.09.41
Resv Lt Tsuda Shogo 津田象吾	20.09.41-01.03.44
Resv Lt Shindo Kanji 進藤寛治	01.03.44-01.05.44

Ch-11 第11号駆潜艇

Class: Ch-4

Civilian Call Sign: JZKP

Ordered: 1937 3 Replacement Program (#69)

Builder: Tsurumi, Yokohama

Laid Down: 19.01.38

Launched: 28.06.38

Completed: 02.02.39

SC Div 31/Base Force 1 15.11.40-10.03.42

SC Div 31/Base Force 31/3 Southern Exp Fleet 10.03.42-10.04.42

SC Div 31/Base Force 31/3 South Exp/SW Area 10.04.42-01.06.42

SC Div 31/Kure Naval District 01.06.42-20.10.42
SC Div 31/Base Force 4/4 Fleet 20.10.42-01.05.43

SC Div 31/Base Force 1/8 Fleet/SE Area Fleet 01.05.43-20.03.44

Fate: sunk 06.11.43 by US aircraft west of Buka, Bougainville, Solomon Islands

Position:

Dead:

Saved:

Removed from Navy List: 30.09.45

Commanding Officer (Kancho) 艦長
Lt Okamoto Koichi (51) 岡本孝一	02.11.38-15.11.40
Lt Ishige Chihuyu (61) 石毛干冬	15.11.40-10.09.41
Resv Lt Kadono Tetsuo 角野鉄男	10.09.41-10.07.42
Resv Lt Hamamoto Wataru 濱本　渉	10.07.42-06.11.43

Ch-12 第12号駆潜艇

Class: Ch-4

Civilian Call Sign: JZLP

Ordered: 1937 3 Replacement Program (#70)

Builder: Tamano Zosensho, Tamano

Laid Down: 15.07.38

Launched: 08.02.39

Completed: 30.04.39

SC Div 31/Base Force 1 15.11.40-10.03.42

SC Div 31/Base Force 31/3 Southern Exp Fleet 10.03.42-10.04.42

SC Div 31/Base Force 31/3 South Exp/SW Area 10.04.42-01.06.42

SC Div 31/Kure Naval District 01.06.42-20.10.42
SC Div 31/Base Force 4/4 Fleet 20.10.42-01.05.43

SC Div 31/Base Force 1/8 Fleet/SE Area Fleet 01.05.43-20.03.44

SC Div 31/Base Force 30/Central Pacific Fleet 20.03.44-18.07.44

SC Div 31 18.07.44-09.45

Fate: believed sunk 12.08.44 by USS Bluegill (SS-242) east of Mindanao, Philippines

Position:06-17N 126-10E

Dead:

Saved:

Removed from Navy List: 30.09.45

Commanding Officer (Kancho) 艦長
LtCdr Yamashita Masao (52) 山下正男	20.02.39-15.11.40
Resv Lt Konishi Saburo 小梨三郎	15.11.40-10.09.41
Resv Lt Shimokata Hiro 下方弘磨	10.09.41-15.08.43
Resv Lt Shuko Masaru 秋光　勝	15.08.43-30.10.43
*Resv Lt Yamaguchi Atsutoshi 山口篤利	30.10.43-12.08.44

Ch-13 第13号駆潜艇

Class: Ch-13

Civilian Call Sign: JZMP

Ordered: 1940 Additional Program (#180)

Builder: Tsurumi, Yokohoma

Laid Down: 18.07.39

Launched: 30.03.40

Completed: 15.07.40

Yokosuka Naval Distruct 15.07.40-15.11.40

Yokosuka Defense Sqd 15.11.40-31.03.41

SC Div 2/Base Force 1/3 Fleet 31.03.41-10.03.42

SC Div 2/Base Force 21/2 South Exp Fleet 10.03.42-10.04.42

SC Div 2/Base Force 21/2 South Exp/SW Area Fleet 10.04.42-01.05.42

Yokosuka Defense Sqd 15.05.42-20.07.4201.05.42-20.07.42

SC Div 5/5 Fleet 20.07.42-20.11.42

5 Fleet 20.11.42-03.04.43

Fate: sunk 03.04.43 by USS Pickerel (SS-177) off Kamaishi, Japan

Position: 41-03N 141-58E

Dead:

Saved: 0

Removed from Navy List 01.05.43

Commanding Officer (Kancho) 艦長
Lt Wakasugi Jiichi (56) 若杉次一	08.04.40-15.11.40
Resv Lt Kobayashi Hinomoto小林日本	15.11.40-30.12.41
Resv Lt Kawamura Kiichi川村喜一	30.12.41-15.11.42
Resv Lt Kito Takejiro鬼頭　竹次郎	15.11.42-08.01.43
*Resv Lt Takezoe Tokiwa竹添常盤	18.01.43-03.04.43

Ch-14 第14号駆潜艇

Class: Ch-13

Civilian Call Sign: JZNP

Ordered: 1940 Additional Program (#181)

Builder: Tama Zosensho, Okajima

Laid Down: 06.06.40

Launched: 29.11.40

Completed: 31.03.41

Yokosuka Naval District 31.03.41-01.10.41

SC Div 2/Base Force 1/3 Fleet 01.10.41-10.03.42

SC Div 2/Base Force 21/2 South Exp Fleet 10.03.42-10.04.42

SC Div 2/Base Force 21/2 South Exp/SW Area Fleet 10.04.42-01.05.42

Yokosuka Defense Sqd 15.05.42-20.07.420
SC Div 5/5 Fleet 20.07.42-20.11.42

Yokosuka Defense Sqd 20.11.42-03.05.43

5 Fleet 03.05.43-15.06.43

Yokosuka Naval District 15.06.43-20.05.44

3 Maritime Escort/Yokosuka ND 20.05.44-15.04.45

4 Special Attack Sqd 15.04.45-28.07.45

Fate: sunk 28.07.45 by US aircraft off Owase, Japan

Position: 34-05N 136-15E

Dead:

Saved:

Removed from Navy List: 30.11.45

Commanding Officer (Kancho) 艦長
Resv Lt(jg) Minobe Munshige 美濃部　宗重	10.02.41-18.07.42
Resv Lt Kayama Tatsuo 香山辰雄	08.07.42-12.10.42
Resv Lt Taniuchi Hiro 谷内　廣	12.10.42-30.07.43
Resv Lt Sakamoto Masanobu 坂元正信	30.07.43-25.10.44
Resv Lt Kobayashi Kichiya 小林吉彌	25.10.44-15.07.45
Resv Lt Sakamaki Hitoshi 坂牧平一	15.07.45-28.07.45

Ch-15 第15号駆潜艇

Class: Ch-13

Civilian Call Sign: JZOP

Ordered: 1940 Additional Program (#182)

Builder: Osaka Tekkosho, Osaka

Laid Down: 22.04.40

Launched: 23.12.40

Completed: 31.03.41

Yokosuka Naval District 31.03.41-01.10.41

SC Div 2/Base Force 1/3 Fleet 01.10.41-10.03.42

SC Div 2/Base Force 21/2 South Exp Fleet 10.03.42-10.04.42

SC Div 2/Base Force 21/2 South Exp/SW Area 10.04.42-01.05.42

Yokosuka Defense Sqd 15.05.42-20.07.42
SC Div 5/5 Fleet 20.07.42-20.11.42

Yokosuka Defense Sqd 20.11.42-03.05.43

5 Fleet 03.05.43-15.06.43

Yokosuka Naval District 15.06.43-

4 Special Attack Sqd 04.45-09.45

Fate: surrendered, scrapped 1948

Removed from Navy List: 30.11.45

Commanding Officer (Kancho) 艦長
Resv Lt Kimura Seishiro 木村　清四郎	10.02.41-10.05.44
Resv Lt Tauchi Hisao 田内久雄	10.05.44-10.06.45
Resv Lt Tanaka Ginzo 田中銀造	10.06.45-24.12.45
Lt Shigemoto Shunichi (70) 重本俊一	24.12.45-

Ch-16 第16号駆潜艇

Class: Ch-13

Civilian Call Sign: JZPP

Ordered: 1940 Additional Program (#183)

Builder: Nihon Kokan, Tsurumi

Laid Down: 22.04.40

Launched: 19.11.40

Completed: 05.04.41

Sasebo Naval District 05.04.41-01.10.41

SC Div 21/Base Force 2/3 Fleet 01.10.41-10.03.42

SC Div 21/Base Force 22/2 South Exp 10.03.42-10.04.42

SC Div 21/Base Force 22/2 South Exp/ SW Area 10.04.42-01.05.42

SC Div 21/Combined Fleet 01.05.42-14.07.42

SC Div 21/Base Force 8/Combined Fleet 14.07.42-24.12.42

SC Div 21/Base Force 8/SE Area Fleet 24.12.42-01.03.44

SC Div 21/Base Force 5/4 Fleet 01.03.44-04.03.44

SC Div 21/Base Force 5/Central Pacific Area 04.03.44-18.07.44

SC Div 21/3 South Exp/SW Area Fleet 18.07.44-01.12.44

Fate: sunk 04.07.44 at 1020hrs by US aircraft off Chichi Jima

Position:

Dead:

Saved:

Removed from Navy List: 01.12.44

Commanding Officer (Kancho) 艦長
Resv Lt Otsuka Goro 大塚吾郎	10.02.41-01.04.42
Resv Lt Suzuki Yasukichi 鈴木康吉	01.04.42-10.05.44
Resv Lt Azuma Sanao 比橋實夫	10.05.44-04.07.44

Ch-17 第17号駆潜艇

Class: Ch-13

Civilian Call Sign: JZQP

Ordered: 1940 Additional Program (#184)

Builder: Ishigawajima Zosensho, Tokyo

Laid Down: 24.10.40

Launched: 03.05.41

Completed: 31.07.41

Sasebo Naval District 31.07.41/01.10.41

SC Div 21/Base Force 2/3 Fleet 01.10.41-10.03.42

SC Div 21/Base Force 22/2 South Exp 10.03.42-10.04.42

SC Div 21/Base Force 22/2 South Exp/ SW Area 10.04.42-01.05.42

SC Div 21/Combined Fleet 01.05.42-14.07.42

SC Div 21/Base Force 8/Combined Fleet 14.07.42-24.12.42

SC Div 21/Base Force 8/SE Area Fleet 24.12.42-01.03.44

SC Div 21/Base Force 5/4 Fleet 01.03.44-04.03.44

SC Div 21/Base Force 5/Central Pacific Area 04.03.44-18.07.44

SC Div 21/3 South Exp/SW Area Fleet 18.07.44-02.02.45

SC Div 21/3 South Exp/10 Area Fleet 02.02.45-25.05.45

Fate: sunk 28.04.45 at by USS Springer (SS-414) off Fukue Shima

Position: 32-25N 128-46E

Dead:

Saved:

Removed from Navy List: 25.05.45

Commanding Officer (Kancho) 艦長
Resv Lt Yoshioka Shigematsu 吉岡茂松	10.06.41-12.08.43
Resv Lt Nishida Hiroshi 西田祐志	12.08.43-10.02.45
Resv Lt Kimura Mitsuo 木村三雄	10.02.45-28.04.45

Ch-18 第18号駆潜艇

Class: Ch-13

Civilian Call Sign: JZRP

Ordered: 1940 Additional Program (#185)

Builder: Nippon Kokan K.K. Asano

Laid Down: 25.11.40

Launched: 23.04.41

Completed: 31.07.41

Sasebo Naval District 31.07.41-01.10.41

SC Div 21/ Base Force 2/3 Fleet 01.10.41-10.03.42

SC Div 21/Base Force 22/2 South Exp 10.03.42-10.04.42

SC Div 21/Base Force 22/2 South Exp/ SW Area 10.04.42-01.05.42

SC Div 21/Combined Fleet 01.05.42-14.07.42

SC Div 21/Base Force 8/Combined Fleet 14.07.42-24.12.42

SC Div 21/Base Force 8/SE Area Fleet 24.12.42-01.03.44

SC Div 21/Base Force 5/4 Fleet 01.03.44-04.03.44

SC Div 21/Base Force 5/Central Pacific Area 04.03.44-18.07.44

SC Div 21/3 South Exp/SW Area Fleet 18.07.44-02.02.45

SC Div 21/3 South Exp/10 Area Fleet 02.02.45-10.03.45

Fate: sunk 20.12.44 by US aircraft off Santiago Island, Luzon, Philippines

Position: 17-11N 120-45E

Dead:

Saved:

Removed from Navy List: 10.03.45

Commanding Officer (Kancho) 艦長
Resv Lt Nai Mitsugu 名井貢	10.06.41-12.08.43
Resv Lt Yamashita Yoshio 山下義夫	12.08.43-20.12.44

Ch-19 第19号駆潜艇

Class: Ch-13

Civilian Call Sign: JZSP

Ordered: 1940 Aditional Program (#186)

Builder: Harima Zosensho, Harima

Laid Down: 19.12.40

Launched: 03.06.41

Completed: 20.09.41

Kure Naval District 20.09.41-14.02.42

SC Div 12/ Base Force 1/3 Fleet 01.02.42-10.03.42

SC Div 12/Base Force 23/2 South Exp Fleet 10.03.42-10.04.42

SC Div 12/Base Force 23/2 South Exp/SW Area 10.04.42-01.05.42
Base Force 23/2 South Exp/SW Area Fleet 01.05.42-20.08.42
Base Force 11/1 South Exp/SW Area Fleet 20.08.42-01.08.44
3 South Exp/SW Area Fleet 01.08.44-01.12.44
Base Force 31/3 South Exp/SW Area Fleet 01.12.44-05.02.45
Base Force 31/3 South Exp/S10 Area Fleet 05.02.45-05.03.45
1 Escort Fleet/General Escort 05.03.45-09.45

Fate: surrendered, scrapped 1948

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
Lt Kuroki Toshio (62) 黒木俊思郎	29.08.41-17.09.42
Resv Lt Suzuki Kiyoshi 鈴木　清	17.09.42-10.07.44
Resv Lt Takebayashi Nobuo 竹林信夫	10.07.44-20.06.45
Resv Lt Sakuyama Kahei 作山嘉平	20.06.45-09.45

Ch-20 第20号駆潜艇

Class: Ch-13

Civilian Call Sign: JZTP

Ordered: 1940 Additional Program (#187)

Builder: Tama Zosensho, Okajima

Laid Down: 14.12.41

Launched: 29.05.41

Completed: 20.08.41

Kure Naval District 20.08.41-14.02.42

SC Div 12/ Base Force 1/3 Fleet 01.02.42-10.03.42

SC Div 12/Base Force 23/2 South Exp Fleet 10.03.42-10.04.42

Fate: surrendered, scrapped 1948

Removed from Navy List

Commanding Officer (Kancho) 艦長
Resv Lt Watanuki Yuji 綿貫有士	18.07.41-10.03.43
*Resv Lt Kobayashi Naokazu 小林直一	10.03.43-14.11.43
Resv Lt Matoba Toranosuke 的場　虎之助	27.12.43-01.06.45
Resv Lt Ueno Susumu 上野　将	01.06.45-09.45
LtCdr Yamashita Masao (57) 山下雅夫	15.08.46-

Ch-21 第21号駆潜艇

Class: Ch-13

Civilian Call Sign: JZUP

Ordered: 1940 Additional Program (#188)

Builder: Osaka Tekkosho, Osaka

Laid Down: 09.01.41

Launched: 21.05.41

Completed: 20.08.41

Kure Naval District 20.08.41-01.02.42

SC Div 12/ Base Force 1/3 Fleet 01.02.42-10.03.42

SC Div 12/Base Force 23/2 South Exp Fleet 10.03.42-10.04.42

SC Div 12/Base Force 23/2 South Exp/SW Area 10.04.42-01.05.42
Base Force 23/2 South Exp/SW Area Fleet 01.05.42-20.08.42
Base Force 11/1 South Exp/SW Area Fleet 20.08.42-01.08.44

3 South Exp/SW Area Fleet 01.08.44-01.12.44
Base Force 31/3 South Exp/SW Area Fleet 01.12.44-05.02.45
Base Force 31/3 South Exp/S10 Area Fleet 05.02.45-05.03.45
1 Escort Fleet/General Escort 05.03.45-09.45

Base Force 1/3 Fleet 02.42-10.03.42

Base Force 4/Central Pacific Fleet 04.03.44-18.07.44

1 Maritime Escort/General Escort 18.07.44-10.12.44

1 Escort Fleet 10.12.44-04.45

103 Escort/1 Escort Fleet 04.45-09.45

Fate: surrendered, scrapped 1947

Removed from Navy List: 05.10.45

Commanding Officer (Kancho) 艦長
Resv Lt Uchizaki Tsuyoshi 内崎　強	18.07.41-20.08.42
Resv Lt Kobayashi Tetsuo 小橋辰雄	20.08.42-25.09.44
Resv Lt Furuhashi Yoshihisa 古橋義壽	25.09.44-15.03.46
S.D.Lt Matsuoka Umeji 松岡梅治	15.03.46-05.09.47
Lt Otomo Yu (71) 大友　有	05.09.47-07.10.47

Ch-22 第22号駆潜艇

Class: Ch-13

Civilian Call Sign: JZVP

Ordered: 1940 Additional Program (#189)

Builder: Mitsubishi Zosensho, Yokohama

Laid Down: 24.12.40

Launched: 29.05.41

Completed: 12.10.41

Yokosuka Naval District 12.10.41-15.05.42

SC Div 23/Combined Fleet 15.05.42-14.07.42

SC Div 23/Base Force 7/8 Fleet 14.07.42-24.12.42

SC Div 23/Base Force 7/8 Fleet/SE Area Fleet 24.12.42-15.11.43
SC Div 23/Base Force 7/9 Fleet/SE Area Fleet 15.11.43-01.01.44
SC Div 23/Base Force 8/SE Area Fleet 01.01.44-30.03.44

Fate: sunk 19.02.44 by US aircraft 35 miles south of Kavieng, New Ireland

Position: 03-04S 150-42E

Dead:

Saved:

Removed from Navy List: 31.03.44

Commanding Officer (Kancho) 艦長
Lt Nakamura Tomoo (60) 中村苫夫	10.09.41-10.07.42
Resv Lt Asano Kinji 淺野金治	10.07.42-19.02.44

Ch-23 第23号駆潜艇

Class: Ch-13

Civilian Call Sign: JZWP

Ordered: 1940 Additional Program (#190)

Builder: Harima Zosensho, Harima

Laid Down: 07.03.41

Launched: 13.08.41

Completed: 15.11.41

Yokosuka Naval District 15.11.41-15.05.42

SCDiv 23/Combined Fleet 15.05.42-14.07.42

SC Div 23/Base Force 7/8 Fleet 14.07.42-24.12.42

SC Div 23/Base Force 7/8 Fleet/SE Area Fleet 24.12.42-15.11.43
SC Div 23/Base Force 7/9 Fleet/SE Area Fleet 15.11.43-01.01.44
SC Div 23/Base Force 8/SE Area Fleet 01.01.44-30.04.44

SCDiv 23/3 South Exp/SW Area Fleet 30.04.44-30.05.44

3 South Exp/SW Area Fleet 30.05.44-01.08.44

Base Force 21/2 Southern Fleet/SW Fleet 08.44-05.02.45

Base Force 21/2 Southern Fleet/10 Area Fleet 05.02.45-09.45

Fate: surrendered, scrapped 1948

Removed from Navy List: 15.10.45

Commanding Officer (Kancho) 艦長
Resv Lt Takane Kinji 高根嘉根次	16.10.41-10.07.42
Lt Tagami Shichiro 田上　曻七朗	10.07.42-10.11.43
Resv Lt Shibata Seizo 柴田清三	10.11.43-25.04.45
Resv Lt Asano Ginichi 淺野銀一	25.04.45-09.45

Ch-24 第24号駆潜艇

Class: Ch-13

Civilian Call Sign: JZXP

Ordered: 1940 Additional Program (#191)

Builder: Osaka Tekkosho, Osaka

Laid Down: 26.05.41

Launched: 10.10.41

Completed: 20.12.41

Yokosuka Naval District 20.12.41-15.05.42

SCDiv 23/Combined Fleet 15.05.42-14.07.42

SC Div 23/Base Force 7/8 Fleet 14.07.42-24.12.42

SC Div 23/Base Force 7/8 Fleet/SE Area Fleet 24.12.42-15.11.43
SC Div 23/Base Force 7/9 Fleet/SE Area Fleet 15.11.43-01.01.44
SC Div 23/Base Force 8/SE Area Fleet 01.01.44-30.04.44

Fate: sunk 17.02.44 at 1655hrs by USS Burns (DD-588) west of Truk, Caroline Islands

Position: 07-24N 150-30E

Dead:

Saved: 6

Removed from Navy List: 30.04.44

Commanding Officer (Kancho) 艦長
Resv Lt Harada Tamotsu 原田　保	15.11.41-15.09.42
*Resv Lt Agatsuma Michi 我妻　信	15.09.42-17.02.44

Ch-25 第25号駆潜艇

Class: Ch-13

Civilian Call Sign: JZYP

Ordered: 1940 Additional Program (#192)

Builder: Mitsubishi Zosensho, Yokohama

Laid Down: 03.06.41

Launched: 07.10.41

Completed: 29.12.41

Kure Naval District 29.12.41-01.05.42

SC Div 13/5 Fleet 01.05.42-20.07.42

Fate: sunk 15.07.42 by USS Grunnion (SS-216) west of Kiska, Alaska

Position: 52-02N 177-42E

Dead:

Saved: 0

Removed from Navy List: 20.07.42

Commanding Officer (Kancho) 艦長
*Lt Sugino Haruyama 杉野十二	10.12.41-15.07.42

Ch-26 第26号駆潜艇

Class: Ch-13

Civilian Call Sign: JZZP

Ordered: 1940 Additional Program (#193)

Builder: Nippon Kokan K.K. Asano

Laid Down: 01.03.41

Launched: 28.08.41

Completed: 20.12.41

Kure Naval District 29.12.41-01.05.42

SC Div 13/5 Fleet 01.05.42-20.07.42

Kure Naval District 20.07.42-29.12.42

Base Force 2/8 Fleet/SE Area Fleet 29.12.42-15.11.43
Base Force 2/9 Fleet/SE Area Fleet 15.11.43-25.03.44
9 Fleet/SW Area Fleet 25.03.4405.05.44
Base Force 32/3 South Exp/SW Area Fleet 01.10.44-02.02.45
Base Force 32/3 South Exp/10 Area Fleet 02.02.45-05.03.45
1 Escort Fleet/General Escort 05.03.45-09.45

Fate: sunk 30.07.45 by US aircraft off Chinkai, Korea

Position: 34-47N 128-27E

Dead:

Saved:

Removed from Navy List: 15.09.45

Commanding Officer (Kancho) 艦長
Lt Matsushima Minoru 松島稔	20.12.41-03.12.42
LtCdr Mori 森　亞男	03.12.42-05.03.44
Resv Lt Kasumi Naotoshi 楠見直俊	05.03.44-20.01.45
Resv Lt Toyama Haruyoshi 外山晴祥	20.01.45-30.07.45

Ch-27 第27号駆潜艇

Class: Ch-13

Civilian Call Sign: JAAQ

Ordered: 1940 Additional Program (#194)

Builder: Ishigawajima Zosensho, Tokyo

Laid Down: 29.05.41

Launched: 05.11.41

Completed: 28.01.42

Kure Naval District 28.01.42-01.05.42

SCDiv 13/5 Fleet 01.05.42-20.07.42

Fate: sunk 15.07.42 by USS Grunnion (SS-216) west of Kiska, Alaska

Position: 52-02N 177-42E

Dead:

Saved: 0

Removed from Navy List: 20.07.42

Commanding Officer (Kancho) 艦長
Resv LtCdr Fukuda Kouji 福田弘二	20.11.41-10.12.41
*Resv Lt Shinoda Isamu 篠田　勇	10.12.41-15.07.42

Ch-28 第28号駆潜艇

Class: Ch-28

Civilian Call Sign: JABQ

Ordered: 1942 Program (#220)

Builder: Nihon Kokan, Tsurumi

Laid Down: 03.07.41

Launched: 30.01.42

Completed: 15.05.42

SC Div 32/Combined Fleet 15.05.42-14.07.42

SC Div 32/Base Force 7/8 Fleet 14.07.42-31.10.42

SC Div 32/Base Force 1/8 Fleet 31.10.42-24.12.42

SC Div 32/Base Force 1/8 Fleet/SE Area Fleet 24.12.42-01.05.43

SC Div 32/Base Force 4/4 Fleet/Combined Fleet 01.05.43-10.05.44

Base Force 4/Central Pacific Area Fleet 10.05.44-18.07.44
Combined Fleet 18.07.44-09.45

Fate: sunk 01.02.45 by US aircraft in Luzon Strait, Philippines

Position: 20-00N 121-00E

Dead:

Saved:

Removed from Navy List: 30.09.45

Commanding Officer (Kancho) 艦長
Resv Lt Sato Tsutomu 佐藤　勤	22.04.42-01.04.43
Resv Lt Aramaki Teru 荒牧　照	01.04.43-20.11.44
Resv Lt Suzuki Shiro 鈴木資郎	20.11.44-01.02.45

Ch-29 第29号駆潜艇

Class: Ch-28

Civilian Call Sign: JCAQ

Ordered: 1942 Program (#221)

Builder: Harima Zosenho, HRIMA

Laid Down: 07.02.41

Launched: 10.12.41

Completed: 30.04.42

Maizuru Naval District 30.04.42-15.05.42

SC Div 32/Combined Fleet 15.05.42-14.07.42

SC Div 32/Base Force 7/8 Fleet 14.07.42-31.10.42

SC Div 32/Base Force 1/8 Fleet 31.10.42-24.12.42

SC Div 32/Base Force 1/8 Fleet/SE Area Fleet 24.12.42-01.05.43

SC Div 32/Base Force 4/4 Fleet/Combined Fleet 01.05.43--31.03.44

Fate: sunk 18.02.44 by US aircraft at Truk, Caroline Islands

Position: 07-25N 151-45E

Dead:

Saved:

Removed from Navy List: 30.03.44

Commanding Officer (Kancho) 艦長
Resv Lt Takao Masayoshi 高尾正義	25.03.42-18.02.44

Ch-30 第30号駆潜艇

Class: Ch-28

Ordered: 0942 Program (#222)

Builder: Mitsui, Tamano

Laid Down: 813.09.41

Launched: 30.01.42

Completed: 13.05.42

SC Div 32/Combined Fleet 15.05.42-14.07.42

SC Div 32/Base Force 7/8 Fleet 14.07.42-31.10.42

SC Div 32/Base Force 1/8 Fleet 31.10.42-24.12.42

SC Div 32/Base Force 1/8 Fleet/SE Area Fleet 24.12.42-01.05.43

SC Div 32/Base Force 4/4 Fleet/Combined Fleet 01.05.43-10.05.44

Base Force 4/Central Pacific Area Fleet 10.05.44-18.07.44
Combined Fleet 18.07.44-09.45

Fate: sunk 23.12.44 at 2300hrs by USS Barbero (SS-317) off Kuching, Borneo

Position: 02-42N 111-05E

Dead:

Saved:

Removed from Navy List 30.09.45

Commanding Officer (Kancho) 艦長
Resv Lt Furuyama Shuro 古山修郎	25.03.42-16.06.44
Resv Lt Kiyama Shigeyoshi 木山繁義	15.06.44-23.12.44

Ch-31 第31号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#223)

Builder: Ishigawajima Zosensho, Tokyo

Laid Down: 10.11.41

Launched: 07.03.42

Completed: 15.06.42

Base Force 8/4 Fleet 15.06.42-14.07.42

Base Force 8/8 Fleet 14.07.42-24.12.42

Base Force 8/8 Fleet/SE Area Fleet 24.12.42-01.03.43

Base Force 4/4 Fleet 01.03.43-04.03.44

Base Force 4/Central Pacific Area Fleet 04.03.44-18.07.44
3 South Exp/SW Area Fleet 18.07.44-05.02.45
3 South Exp/10 Area Fleet 05.02.45-10.03.45

Fate: sunk 12.01.45 by US aircraft off Cape Paderan, Indochina

Position: 11-10N 108-55E

Dead:

Saved:

Removed from Navy List: 10.03.45

Commanding Officer (Kancho) 艦長
Resv Lt Fukase Eijiro 深瀬　英次郎	28.12.43-20.10.44
Resv Lt Yoshimoto Masao 吉本正生	20.10.44-12.01.45

Ch-32 第32号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#224)

Builder: Nihon Kokan, Tsurumi

Laid Down: 31.10.41

Launched: 22.05.42

Completed: 18.08.42

Yokosuka Defense Sqd 19.08.42-03.43

Base Force 4/4 Fleet 01.03.43-04.03.44

Base Force 4/Central Pacific Area Fleet 04.03.44-18.07.44
3 South Exp/SW Area Fleet 18.07.44-10.11.44

Fate: sunk 24.09.44 by US aircraft south of Mindoro, Philippines

Position: 12-15N 121-00E

Dead:

Saved:

Removed from Navy List: 10.11.44

Commanding Officer (Kancho) 艦長
Resv LtCdr Sugimoto Yasumasa 杉本安政	10.07.42-06.01.43
Resv Lt(jg) Shiota Ryohei 鹽田良平	06.01.43-15.07.44
Resv Lt Matsushita Yukio 松下幸夫	15.07.44-24.09.44

Ch-33 第33号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#225)

Builder: Mitsui, Tamano

Laid Down: 02.12.41

Launched: 16.05.42

Completed: 15.08.42

Yokosuka Defense Sqd 15.08.42-03.43

Base Force 4/4 Fleet 03.43-04.03.44

Base Force 4/Central Pacific Fleet 04.03.44-18.07.44

Combined Fleet 18.07.44-05.03.45
1 South Exp/10 Area Fleet 05.03.45-10.05.45

Fate: sunk 21.03.45 by US aircraft off Nha Trang, Indochina

Position: 11-50N 109-18E

Dead:

Saved:

Removed from Navy List: 10.05.45

Commanding Officer (Kancho) 艦長
Resv Lt Abe Takeo 阿部武男	10.07.42-31.03.44
Resv LtCdr Kuwahara Tadao 桑原忠夫	31.03.44-27.06.44
Resv Lt Otsuki Zenichi 大塚善一	27.06.44-21.03.45

Ch-34 第34号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#226)

Builder: Harima Zosensho, Harima

Laid Down: 23.08.41

Launched: 10.12.41

Completed: 31.08.42

Yokosuka Defense Sqd 31.08.42-30.12.42

Base Force 2/8 Fleet/SE Area Fleet 29.12.42-15.11.43
Base Force 2/9 Fleet/SE Area Fleet 15.11.43-25.03.44

Base Force 30/Central Pacific Fleet 04.03.44-18.07.44

Base Force 30/3 Southern Fleet/SW Area Fleet 18.07.44-10.44

SC Div 11/Base Force 15/1 Southern Fleet/SW Area 10.44-05.02.45

SC Div 11/Base Force 15/1 Southern Fleet/10 Area 05.02.45-26.03.45

Fate: sunk, 25.03.45 at 1630hrs by British destroyers in Andaman Islands

Position: 10-38 94-32E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
Resv Lt Sakai Yasuji 逆井保治	25.07.42-01.09.44
Resv Lt Uami Shinjiro 宇佐美　信二郎	01.09.44-25.02.45

Ch-35 第35号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#227)

Builder: Hakodate Dock

Laid Down: 01.12.41

Launched: 21.12.42

Completed: 28.02.43

Kure Guard Unit (28.02.43-15.05.43

5 Fleet 15.05.43-15.06.43

Osaka Guard District 15.06.43-08.08.43

Base Force 2/8 Fleet/SE Area Fleet 08.08.43-15.11.43
Base Force 2/9 Fleet/SE Area Fleet 15.11.43-25.03.44

Base Force 30/Central Pacific Fleet 04.03.44-05.44

Base Force 28/2 Southern Fleet/SW Area Fleet 05.44-07.44

Base Force 25/4 Southern Fleet/SW Area Fleet07.44-10.44

SC Div 11/Base Force 15/1 Southern Fleet/SW Area 10.44-05.02.45

SC Div 11/Base Force 15/1 Southern Fleet/10 Area 05.02.45-23.02.45

Fate: sunk 23.02.45 at 1714hrs by US aircraft off Cape Paderan, Indochina

Position: 11-30N 109-00E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
Resv Lt Yano Shosaburo 矢野昌三郎	15.09.42-20.06.43
Resv Lt Fukushima Mitsugu 福島　貢	20.06.43-23.02.45

Ch-36 第36号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#228)

Builder: Ishigawajima Zosensho, Tokyo

Laid Down: 13.03.42

Launched: 28.07.42

Completed: 15.10.42

Kure Defense Sqd/Kure Naval District 15.10.42-15.05.43

5 Fleet 15.05.43-15.06.43

Osaka Guard District 15.06.43-01.12.43
3 South Exp/SW Area Fleet 01.12.43-10.01.45

Fate: sunk 19.11.44 by US aircraft off Subic Bay, Luzon, Philippines

Position: 14-43N 120-10E

Dead:

Saved:

Removed from Navy List: 10.01.45

Commanding Officer (Kancho) 艦長
Resv Lt Okuaki Toshio 奥秋利雄	15.09.42-25.11.44
Resv Lt Mizusawa Sadanori 水沢定則	25.11.44- ship sunk before he took command

Ch-37 第37号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#229)

Builder: Mitsui, Tamano

Laid Down: 14.03.42

Launched: 10.08.42

Completed: 31.10.42

Kure Naval District 31.10.42-03.43

SCDiv 24/Base Force 8/SE Area Fleet 01.03.43-05.04.44

SCDiv 24/3 Southern Exp/SW Area Fleet 05.04.44-30.04.44

Base Force 8/SE Area Fleet 05.44-10.44

1 Maritime Escort/General Escort 10.44-20.12.44

1 Escort Fleet 20.12.44-22.05.45

Fate: sunk 22.05.45 by US aircraft off Amami-O-Shima

Position: 29-45N 129-10E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
Resv Lt Nagabuchi Torao 永渕虎雄	25.09.42-22.08.44
Resv Lt Abe Mutsuo 阿部六郎	05.08.44-22.05.45

Ch-38 第38号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#230)

Builder: Nihon Kokan, Tsurumi

Laid Down: 03.03.42

Launched: 31.08.42

Completed: 10.12.42

Sasebo Naval District 10.12.42-01.03.43

SC Div 24/Base Force 8/8 Fleet/SE Area Fleet 01.03.43-05.04.44

SCDiv 24/3 South Exp/SW Area Fleet 05.04.44-30.04.44

Base Force 8/SE Area Fleet 30.04.44-08.44

Base Force 21/2 Southern Fleet/SW Area Fleet 08.44-05.02.45

Base Force 21/2 Southern Fleet/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List: 25.10.45

Commanding Officer (Kancho) 艦長
Resv Lt Ikeda Akira 池田　郷	26.11.42-20.08.44
Resv Lt Ito Kouichi 伊藤幸一	20.08.44-09.45
Lt Inoue Kenji (70) 井上健二	15.03.46-20.01.47
Lt Matsuo Keiji (67) 松尾敬次	20.01.47-05.09.47
Lt Iwashita Yasuhiro (69) 岩下康弘	05.09.47-0.10.47

Ch-39 第39号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#231)

Builder: Harima Zosensho, Harima

Laid Down: 02.05.42

Launched: 26.05.42

Completed: 31.10.42

Kure Naval District 31.10.42-01.03.43

SC Div 24/Base Force 8/8 Fleet/SE Area Fleet 01.03.43-05.04.44

SCDiv 24/3 South Exp/SW Area Fleet 05.04.44-30.04.44

Fate: sunk 16.02.44 by US aircraft off New Hanover, New Britain

Position: 02-24S 150-06E

Dead:

Saved:

Removed from Navy List: 30.04.45

Commanding Officer (Kancho) 艦長
Resv Lt Arakawa Kiyoshi 有川　潔	25.09.42-15.05.43
Resv Lt Funaki Takashi 船木　隆	15.05.43-16.02.44

Ch-40 第40号駆潜艇

Class: Ch-28

Ordered: 1942 Program (#232)

Builder: Hitachi Zosensho, Innoshima

Laid Down: 18.02.42

Launched: 10.11.42

Completed: 31.03.43

Yokosuka Naval District 31.03.43-09.43

Base Force 8/8 Fleet/SE Area Fleet 05.09.43-31.03.44

Fate: sunk 19.02.44 by US aircraft 22 miles north of Kavieng, New Ireland

Position: 03-04S 150-42E

Dead:

Saved:

Removed from Navy List: 31.03.44

Commanding Officer (Kancho) 艦長
Resv Lt Takabayashi Makoto 高林　信	26.02.43-19.02.44

Ch-41 第41号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Kawaminami, Koyagi

Laid Down: 15.02.42

Launched: 26.10.42

Completed: 31.01.43

Yokosuka Naval District 31.01.43-05.43

Base Force 51/5 Fleet 05.43-01.44

Base Force 11/1 South Exp/SW Area Fleet 15.01.44-05.02.45
Base Force 11/1 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered, Scuttled, 11.07.46 off Singapore

Removed from Navy List: 10.08.46

Commanding Officer (Kancho) 艦長
Resv Lt Shigetomi Hideo 重富秀男	15.12.42-05.08.44
Resv Lt Yamazaki Minoru 山崎　實	05.08.44-01.02.46
Lt Kimura Sadaharu (72) 木村貞春	01.02.46-11.07.46

Ch-42 第42号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Hitachi Zosensho, Innoshima

Laid Down: 20.05.42

Launched: 25.09.42

Completed: 01.05.43

Yokosuka Naval District 01.05.43-09.08.45

Fate: sunk 09.08.45 by aircraft from HMS Formidable in Onagawa Bay, Japan

Position: 38-24N 141-15E

Dead:

Saved:

Removed from Navy List: 15.09.45

Commanding Officer (Kancho) 艦長
Resv Lt Matsuoka Kyu 松岡　宆	07.05.43-15.01.45
Resv Lt Kurita Toshio 栗田敏雄	15.01.45-09.08.45

Ch-43 第43号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Nigata Iron Works

Laid Down: 08.04.42

Launched: 05.09.42

Completed: 07.04.43

Yokosuka Naval District 07.04.43-07.43

Ominato Guard District 07.43-01.44

Base Force 11/1 South Exp/SW Area Fleet 15.01.44-05.02.45

Fate: sunk 12.01.45 by US aircraft off Camranh Bay, Indochina

Position: 11-53N 109-08E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
Resv Lt Nabasama Yutaka 南波佐間　豐	25.02.43-05.12.44
Resv Lt Yokomizo Toshio 横溝敏雄	05.12.44-12.01.45

Ch-44 第44号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Kawaminami, Koyagi

Laid Down: 01.05.42

Launched: 07.03.43

Completed: 13.05.43

Yokosuka Naval District 13.05.43-1.45

4 Special Attack Squadron 1.45-09.45

Fate: surrendered, scrapped 1948

Removed from Navy List: 15.09.45

Commanding Officer (Kancho) 艦長
Resv Lt Oki Takao 大木武雄	21.04.43-15.12.44
Resv Lt Sugawara Yoshizo 菅原義藏	15.12.44-30.11.45
Lt Yasoshima Mokuzo (71) 八十島　杢三	30.11.45-01.02.46

Ch-45 第45号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Hakodate Dock

Laid Down: 10.08.42

Launched: 05.03.43

Completed: 15.10.43

Yokosuka Naval District 15.10.43-12.43

3 South Exp/SW Area Fleet 01.12.43-10.01.45

Fate: sunk 29.11.44 by US aircraft in Ormoc Bay, Leyte, Philippines

Position: 10-25N 124-00E

Dead:

Saved:

Removed from Navy List: 10.01.45

Commanding Officer (Kancho) 艦長
Resv Lt Yamamoto Soujiro 山本宗次郎	25.08.43-29.11.44

Ch-46 第46号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Hitachi Zosensho, Innoshima

Laid Down: 15.01.43

Launched: 25.06.43

Completed: 20.09.43

Yokosuka Naval District 20.09.43-10.43

Chichi Jima Base Florce 10.43-12.43

3 South Exp/SW Area Fleet 01.12.43-10.01.45

Fate: sunk 25.11.44 by US aircraft at Manila, Luzon, Philippines,

Position: 12-00N 123-58E

Dead:

Saved:

Removed from Navy List: 10.01.45

Commanding Officer (Kancho) 艦長
Resv Lt Kodaira Noburo 小平　東	25.08.43-25.11.44

Ch-47 第47号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Kawaminami, Koyagi

Laid Down: 15.11.43

Launched: 04.06.43

Completed: 01.08.43

Yokosuka Naval District 01.08.43-

Fate: surrendered, Scuttled, 07.10.47

Position: 35-44N 123- E

Removed from Navy List: 15.09.45

Commanding Officer (Kancho) 艦長
Resv Lt Kubota Yoshiharu 久保田　好治	10.07.43-25.12.44
Resv Lt Matsumaru Taketoshi 松丸武俊	25.12.44-15.12.45
Lt Takai Taro (70) 高井太郎	15.12.45-25.01.46
Lt Yasushima Mokuzo (71) 八十島　杢三	25.01.46-05.09.47
Lt Kanda Hideo (71) 神田英夫	05.09.47-01.10.47

Ch-48 第48号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Nigata Iron Works

Laid Down: 01.12.42

Launched: 05.03.43

Completed: 31.07.43

Yokosuka Naval District 31.07.43-06.44

1 Maritime Escort/General Escort 06.44-08.44

Yokosuka Defense Sqd 08.44-14.07.45

Fate: sunk 14.07.45 by US aircraft off Kamaishi, Japan

Position: 39-20N 141-58E

Dead:

Saved:

Removed from Navy List: 15.09.45

Commanding Officer (Kancho) 艦長
Resv Lt Okubo Heihachi 大久保　平八郎	25.06.43-01.06.45
Resv Lt Katougi Jun 加藤木　俊	01.06.45-14.07.45

Ch-49 第49号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Hakodate Dock

Laid Down: 05.07.43

Launched: 15.09.43

Completed: 31.01.44

Sasebo Naval District 31.01.44-10.04.44

4 Maritime Escort/Sasebo Naval District 10.04.44-10.05.45

5 Special Attack Sqd 10.05.45-09.45

Fate: surrendered, scrapped 1956

Removed from Navy List: 05.10.45

Commanding Officer (Kancho) 艦長
Resv Lt Ito Toshio 伊藤俊雄	20.12.43-01.02.45
Resv Lt Ijichi Shouichi 伊地知　正一	01.02.45-16.10.45
Lt Ozawa Takamoto (70) 小沢孝基	06.10.45-01.04.46

Ch-50 第50号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Hitachi Zosensho, Innoshima

Laid Down: 15.04.43

Launched: 04.09.43

Completed: 30.11.43

Yokosuka Naval District 30.11.43-08.07.44

Fate: sunk 21.07.44 at 1850hrs by US aircraft at Chichijima

Position: 27-09N 142-20E

Dead: 16

Saved:

Removed from Navy List: 20.09.44

Commanding Officer (Kancho) 艦長
Resv Lt Kawazoe Katsumi 川副克己	25.10.43-05.07.44
Resv Lt Murata Nobutake 村田信孝	05.07.44-21.07.44

Ch-51 第51号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Kawaminami, Koyagi

Laid Down: 01.04.43

Launched: 01.09.43

Completed: 08.11.43

Yokosuka Naval District 08.11.43-12.43

Chichi Jima Base Florce 12.43-06.44

Yokosuka Naval District 06.44-09.45

Fate: surrendered, scrapped 1948

Removed from Navy List: 15.09.45

Commanding Officer (Kancho) 艦長
Resv Lt Nihei Jinsaku 仁平仁作	09.10.43-15.02.45
Resv Lt Kamata Ryounosuke 鎌田亮之助	15.02.45-24.12.45
Lt Muto Toshio (70) 武藤敏雄	24.12.45-

Ch-52 第52号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Naniwa, Osaka

Laid Down: 05.02.43

Launched: 13.09.43

Completed: 30.11.43

Yokosuka Naval District 30.11.43-03.45

Sasebo Naval District 03.45-09.45

Fate: surrendered, scrapped 1948

Removed from Navy List

Commanding Officer (Kancho) 艦長
Resv Lt Okimura Shizo沖村静雄	25.10.43-10.01.45
Resv Lt Fukushima Kazuo福島一男	10.01.45-09.45

Ch-53 第53号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Naniwa, Osaka

Laid Down: 10.04.43

Launched: 29.12.43

Completed: 20.03.44

Yokosuka Naval District 20.03.44-23.04.44
Base Force 26/4 South Exp/SW Area Fleet 23.04.44-01.10.44
Base Force 31/3 South Exp/SW Area Fleet 01.10.44-10.01.45

Fate: sunk 28.11.44 by US destroyers in Ormoc Bay, Leyte, Philippines

Position: 10-48N 124-35E

Dead:

Saved:

Removed from Navy List: 10.01.45

Commanding Officer (Kancho) 艦長
Resv Lt Ujihara Saburo 氏原三郎	15.02.44-28.11.44

Ch-54 第54号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Nigata Irom Works

Laid Down: 09.04.43

Launched: 18.08.43

Completed: 12.11.43

Yokosuka Naval District 12.11.43-25.03.44

Fate: sunk 25.03.44 by USS Pollack (SS-180) 50 miles north of

Muko Jima

Position: 28-34N 142-14E

Dead:

Saved:

Removed from Navy List: 10.05.44

Commanding Officer (Kancho) 艦長
Resv Lt Hino Chiyomatsu 日野千代松	25.10.43-25.03.44

Ch-55 第55号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Hakodate Dock

Laid Down: 28.04.43

Launched: 26.01.44

Completed: 31.05.44

Kure Naval District 31.05.44-25.06.44

Base Force 32/3 South Exp/SW Area Fleet 28.06.44-10.11.44

Fate: sunk 12.09.44 by US aircraft 3 miles NE Cebu, Philippines

Position: 10-20N 124-00E

Dead:

Saved:

Removed from Navy List: 10.11.44

Commanding Officer (Kancho) 艦長
Resv Lt Oishi Ichiro 大石一郎	15.04.44-12.09.44

Ch-56 第56号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Naniwa, Osaka

Laid Down: 20.09.43

Launched: 09.05.44

Completed: 26.07.44

Kure Naval District 26.07.44-19.08.44
Base Force 22/2 South Exp/SW Area Fleet 25.08.44-02.02.45
Base Force 22/2 South Exp/10 Area Fleet 02.02.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
Resv Lt Tanaka Masao 田中正雄	01.07.44-09.45

Ch-57 第57号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Hakodate Dock

Laid Down: 20.09.43

Launched: 28.05.44

Completed: 28.10.44

Kure Naval District 28.10.44-27.12.44

Base Force 11/1 Southern Fleet/SW Area Fleet 27.12.44-05.02.45

Base Force 11/1 Southern Fleet/10 Area Fleet 05.02.45-12.06.45

Fate: sunk 12.06.45 by British destroyers 20 miles north of Sabang, Sumatra

Position: 06-20N 94-45E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
Resv Lt Ichikawa Kenzo 市川劍三	01.09.44-12.06.45

Ch-58 第58号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Nigata Iron Works

Laid Down: 05.06.43

Launched: 30.10.43

Completed: 02.01.44

Sasebo Naval District 26.01.44-10.04.44

4 Maritime Escort/Sasebo Naval District 10.04.44-10.05.45

5 Special Attack Sqd 10.05.45-22.05.45

Fate: sunk 22.05.45 by US aircraft near Amami-O-Shima

Position: 29-45N 129-10E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
Resv Lt Kawamura Mitsuo 川村光雄	15.12.43-21.10.44
Resv LtCdr Yamamoto 山本悦六	21.10.44-05.12.44
*Resv Lt Misato Kouichi 美郷幸一	05.12.44-23.03.45
Vacant	23.03.45-01.04.45
Resv Lt Iida Eiichi 飯田英一	01.04.45-22.05.45

Ch-60 第60号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Nigata Iron Works

Laid Down: 09.08.43

Launched: 10.01.44

Completed: 28.03.44

Kure Guard Unit 28.03.44-07.05.44
Base Force 26/4 South Exp/SW Area Fleet 07.05.44-01.10.44
Base Force 31/3 South Exp/SW Area Fleet 01.10.44-05.02.45
Base Force 31/3 South Exp/10 Area Fleet 05.02.45-05.03.45
1 Escort Fleet/General Escort 05.03.45-09.45

Fate: surrendered, scrapped 1948

Removed from Navy List 05.10.45

Commanding Officer (Kancho) 艦長
Resv Lt Ikura Kikuji 以倉菊次	15.02.44-20.02.45
Resv Lt Yamaguchi Sukehiro 山口祐廣	20.02.45-09.45
Lt Aoki Shigeru (71) 青木　滋	16.10.45-

Ch-61 第61号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Nigata Iron Works

Laid Down: 08.12.43

Launched: 10.03.44

Completed: 08.05.44

Kure Naval District 08.05.44-09.01.45

Fate: sunk 09.01.45 by US aircraft off Formosa

Position: 22-40N 120-04E

Dead:

Saved:

Removed from Navy List: 10.03.45

Commanding Officer (Kancho) 艦長
Resv Lt Beppu Hideo 別府秀夫	10.04.44-09.01.45

Ch-63 第63号駆潜艇

Class: Ch-28

Ordered: 1942

Builder: Nigata Iron Works

Laid Down: 08.12.43

Launched: 10.05.44

Completed: 30.06.44

Sasebo Naval District 30.06.44-07.08.44
Base Force 10/1 South Exp/SW Area Fleet 07.08.44-05.02.45
Base Force 10/1 South Exp/10 Area Fleet 05.02.45-10.03.45

Fate: sunk 25.03.45 by HMS Vigilant (R.93) east of Andaman Islands

Position: 10-38N 94-42E

Dead:

Saved:

Removed from Navy List: 10.05.45

Commanding Officer (Kancho) 艦長
Resv Lt Okuda Takashi 奥田　孝	10.06.44-25.03.45

Auxiliary Submarine Chashers 特務駆潜艇

Cha-1 to Cha-100 Ordered 1941

Cha-151 to Cha-250 ordered 1943

Cha-1 第一號駆潜特務艇

Class: Cha-1

Ordered: (#500)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 24.12.41

Launched: 14.09.42

Completed: 27.03.43

Yokosuka Defense Sqd 27.03.43-13.11.44

Tokyo Bay Defense Sqd 13.11.44-09.45

Fate: surrendered

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Lt Suzuki Shiro 鈴木四郎	10.43-1.45
S.D. Mid Nukui Seiichi 貫井精一	1.45-09.45

Cha-2 第二號駆潜特務艇

Class: Cha-1

Ordered:

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 07.02.42

Launched: 05.08.43

Completed: 15.03.43

Yokosuka Defense Sqd 15.03.43-01.06.43

Base Force 10/1 South Exp/SW Area Fleet 01.06.43-06.10.44

Fate: sunk 06.10.44 by HMS Tally Ho (P.317) 110 miles west of Penang, Malaysia

Position: 04-20N 98-24E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D.Lt(jg) Sato Naoji 佐藤直治	01.09.43-06.10.44

Cha-3 第三號駆潜特務艇

Class: Cha-1

Ordered: (#502)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 22.01.42

Launched: 27.10.42

Completed: 02.03.43

Osaka Defense Sqd 02.03.43-15.08.43

Southeast Area Fleet 15.08.43-

Fate: surrendered

Removed from Navy List

Commanding Officer (Kancho) 艦長
Resv Lt(jg) Kujirata Kozo 鯨田光三	16.03.43-12.43
CWO Omori Ikuji 大森生治	12.43-06.10.44

Cha-4 第四號駆潜特務艇

Class: Cha-1

Ordered: (#503)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 24.12.41

Launched: 14.09.42

Completed: 18.04.43

Yokosuka Defense Sqd 18.04.43-20.05.44

3 Maritime Escort/Yokosuka Naval District 20.05.44-15.04.45

Yokosuka Defense Sqd 15.04.45-09.45

Fate: surrendered

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D.Lt(jg) Kikuchi 菊地德重	18.04.43-20.05.44
S.D. Mid Yokokawa Yoshitaro 横川由太郎	20.05.44-09.45

Cha-5 第五號駆潜特務艇

Class: Cha-1

Ordered: (#504)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 10.01.42

Launched: 03.08.42

Completed: 26.02.43

Sasebo Defense Sqd 26.02.43-01.06.43

Base Force 1/8 Fleet 01.06.43-18.08.43

Fate: sunk 18.08.43 by US Destroyers off Vella Lavella, Solomon Island

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-6 第六號駆潜特務艇

Class: Cha-1

Ordered: (#505)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 30.12.41

Launched: 12.10.42

Completed: 12.03.43

Kure Defense Sqd 12.03.43-15.08.43

Southeast Area Fleet 15.08.43-

Fate: sunk 07.07.44 by submarine off Rabual, New Britain

Position:

Dead;

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Iwai Matsujiro 岩井松次郎	04.43-06.43
CWO Fukushima Kanji 福島幹治	06.43-01.08.43
CWO Izumimoto Kiyoshi 泉本　清	01.08.43-07.07.44

Cha-7 第七號駆潜特務艇

Class: Cha-1

Ordered: (#506)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 30.12.41

Launched: 12.10.42

Completed: 12.03.43

Kure Defense Sqd 12.03.43-15.08.43

Southeast Area Fleet 15.08.43-

Fate: surrendered

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Akita Nobuo 田信男	04.43-08.43
CWO Ooki Shin’emon 大木新右衛門	08.43-09.45

Cha-8 第八號駆潜特務艇

Class: Cha-1

Ordered: (#507)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 07.02.42

Launched: 24.10.42

Completed: 07.04.43

Yokosuka Defense Sqd 07.04.43-01.06.43

Base Force 10/1 South Exp/SW Area Fleet 01.06.43-09.09.44

Fate: sunk 09.09.44 by mine off Sumara

Position: 03-54N 98-44E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D.Lt(jg) Watanabe Toshiro 渡邊利郎	-09.09.44

Cha-9 第九號駆潜特務艇

Class: Cha-1

Ordered: (#508)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 10.06.42

Launched: 23.02.43

Completed: 10.05.43

Kure Defense Sqd 10.05.43-01.08.43

81 Guard/Base Force 8/8 Fleet/SE Area Fleet 01.08.43-01.05.44

81 Guard/Base Force 8/SE Area Fleet 01.05.44-09.09.44

Fate: sunk 09.09.44 by mine off Sumatra

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Suzuki Setsuo 鈴木節男	6.43-09.09.44

Cha-10 第十號駆潜特務艇

Class: Cha-1

Ordered: (#509)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 22.01.42

Launched: 07.12.42

Completed: 09.04.43

Osaka Defense Sqd 09.04.43-15.08.43

Southeast Area Fleet 15.08.43-19.03.44

Fate: sunk 19.03.44 by USS Daly (DD-519) east of Wewak, Papua New Guinea

Position: 03-33S 143.38E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
Resv Lt(jg) Yamamoto Makoto 山本　誠	09.04.43-29.07.43
Resv Lt(jg) Yonehara Eiichi 矢野原榮一	29.07.43-12.43
CWO Kimura Kaname 木村　要	12.43-19.03.44

Cha-11 第十一號駆潜特務艇

Class: Cha-1

Ordered: (#510)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 05.01.42

Launched: 05.08.42

Completed: 12.03.43

Kure Defense Sqd 12.03.43-01.06.43

Base Force 32/3 South Exp/SW Area Fleet 12.03.43-02.02.45

Base Force 32/3 South Exp/10 Area Fleet 02.02.45-01.03.45

16 Guard/Hainan Base Force 01.03.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
Resv Lt(jg) Sakata Isamu 坂田　勇	04.43-01.05.44
CWO Nakagawa Yoshio 中川義雄	01.05.44-09.45

Cha-12 第十二號駆潜特務艇

Class: Cha-1

Ordered: (#511)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 11.01.42

Launched: 08.01.43

Completed: 06.04.43

Sasebo Defense Sqd 06.04.43-01.06.43

Base Force 1/8 Fleet 01.06.43-01.08.43

Fate: sunk 18.08.43 by USS Nicholas (DD-449), USS Chevalier (DD-451), USS O'Bannon (DD-450), USS Taylor (DD-468) north of Vella Lavella, Solomon Islands

Position: 07-26S 156-45E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-13 第十三號駆潜特務艇

Class: Cha-1

Ordered: 1941 (#512)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 30.01.42

Launched: 28.02.43

Completed: 12.03.43

Sasebo Defense Sqd 12.03.43-01.06.43

Base Force 1/8 Fleet 01.06.43-01.11.43

Fate: sunk 01.11.43 by aircraft at Shortland Islands, Soloon Islands

Position: 07-00S 153-30E

Dead:

Saved:

Removed from Navy List: 30.04.44

Commanding Officer (Kancho) 艦長
S.D. Mid Shiokawa Torakichi 塩川虎吉	06.43-01.11.43

Cha-14 第十四號駆潜特務艇

Class: Cha-1

Ordered: (#513)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 02.02.42

Launched: 15.03.43

Completed: 08.05.43

Yokosuka Defense Sqd 08.05.43-01.07.43

66 Guard/ Base Force 6/4 Fleet 01.07.43-30.01.44

Fate: sunk 30.01.44 by aircraft at Mili, Marshall Islands

Position:

Dead:

Saved:

Removed from Navy List: 31.03.44

Commanding Officer (Kancho) 艦長

unknown

Cha-15 第十五號駆潜特務艇

Class: Cha-1

Ordered: (#514)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 10.02.42

Launched: 29.10.42

Completed: 06.03.43

Kure Defense Sqd 06.03.43-01.06.43

Base Force 32/3 South Exp/SW Area Fleet 01.06.43-22.10.44

Fate: sunk 22.10.44 by aircraft west of Tabals, Philippines

Position: 12-55N 121-35E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Ono Takeo 小野竹男	04.43-22.10.44

Cha-16 第十六號駆潜特務艇

Class: Cha-1

Ordered: (#515)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 21.04.42

Launched: 23.02.43

Completed: 10.05.43

Kure Defense Sqd 10.05.43-01.08.43

81 Guard/Base Force 8/8 Fleet/SE Area Fleet 01.08.43-16.02.44

Fate; sunk 16.02.44 by aircraft Kavieng, New Ireland

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Matsunami Takejiro 松波竹二郎	06.43-16.02.44

Cha-17 第十七號駆潜特務艇

Class: Cha-1

Ordered: (#516)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 21.04.42

Launched: 23.02.43

Completed: 10.05.43

Kure Defense Sqd 10.05.43-01.08.43

83 Guard/8 Fleet 01.08.43-01.12.43

83 Guard/Base Force 14/8 Fleet/SE Area Fleet 01.12.43-16.02.44

Fate: sunk 16.02.44 by aircraft off Kavieng, New Ireland

Position: 02-24S 150-06E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Tashiro Mitsuo 田代光夫	06.43-16.02.44

Cha-18 第十八號駆潜特務艇

Class: Cha-1

Ordered: (#517)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 20.03.42

Launched: 15.02.43

Completed: 07.05.43

Maizuru Guard 07.05.43-01.07.43

61 Guard/Base Force 6/4 Fleet 01.07.43-30.01.44

Fate: sunk 30.01.44 by aircraft at Kwajalein, Marshall Islands

Position:

Dead:

Saved:

Removed from Navy List: 31.03.44

Commanding Officer (Kancho) 艦長
S.D. Mid Ishikawa Eijiro 石川榮次郎	05.43-30.01.44

Cha-19 第十九號駆潜特務艇

Class: Cha-1

Ordered: (#518)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 26.03.42

Launched: 31.01.43

Completed: 18.04.43

Yokosuka Defense Sqd 18.04.43-01.07.43

66 Guard/Base Force 6 /4 Fleet 18.07.43-30.01.44

Fate: sunk 30.01.44 by aircraft at Mili, Marshall Islands

Position:

Dead:

Saved:

Removed from Navy List: 31.03.44

Commanding Officer (Kancho) 艦長

Unknown

Cha-20 第二十號駆潜特務艇

Class: Cha-1

Ordered: (#519)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 05.01.42

Launched: 29.03.43

Completed: 15.04.43

Kure Defense Sqd 10.05.43-15.08.43

Southeast Area Fleet 15.08.43-01.08.44

Osaka Defense Sqd 01.08.44-22.07.45

Fate: damaged by mine 22.07.45 at Kure, scrapped 1948

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Kiyokami Shigeki 清神繁記	05.43-01.09.44
CWO Washino Kameichi 鷲野亀一	01.09.44-10.44
S.D. Mid Aoyama Umataro 青山　馬太郎	10.44-11.44
S.D. Mid Fujikata 藤方留春	11.44-01.12.44
Mid Otsuka Isaburo 大塚　伊三郎	01.12.44-20.07.45

Cha-21 第二十一號駆潜特務艇

Class: Cha-1

Ordered: (#520)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 25.03.42

Launched: 29.12.42

Completed: 05.05.43

Maizuru Guard 05.05.43-01.07.43

61 Guard/Base Force 6/4 Fleet 01.07.43-30.01.44

Removed from Navy List

Fate: sunk 30.01.44 by aircraft at Kwajalein, Marshall Islands

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Lt Maeda Yotaro 前田　與太郎	05.43-30.01.44

Cha-22 第二十二號駆潜特務艇

Class: Cha-1

Ordered: (#521)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 10.06.42

Launched: 05.04.43

Completed: 20.06.43

Yokosuka Defense Sqd 20.06.43-01.09.43

43 Guard/Base Force 4/4 Fleet/Combined Fleet 01.09.43-10.01.44

Base Force 30/4 Fleet/Combined Fleet 10.01.44-04.03.44

Base Forve 30/Central Pacific Fleet 04.03.44-31.03.44

Removed from Navy List

Fate: sunk 31.03.44 by aircraft at Palau, Caroline Islands

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Hasegawa Zenji 長谷川　善次	10.01.44-31.03.44

Cha-23 第二十三號駆潜特務艇

Class: Cha-1

Ordered: (#522)

Builder: Murakami Shipbuilding Co., Ishinomaki

Laid Down: 07.02.42

Launched: 31.01.43

Completed: 05.06.43

Ominato Defense Sqd 05.06.43-15.08.43

Southeast Area Fleet 15.08.43-

Fate: sunk 09.07.44 by aircraft at Rabual, New Britain

Position: 04-13S 151-11E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Tsubaki Tatsuno 椿　辰夫	05.06.43-09.07.44

Cha-24 第二十四號駆潜特務艇

Class: Cha-1

Ordered: (#523)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 09.03.42

Launched: 24.03.43

Completed: 08.07.43

Sasebo Defense Sqd 08.07.43-10.04.44

Sasebo Guard 10.04.44-01.09.44

31 Guard/Base Force 33/3 South Exp/SW Area Fleet 01.09.44-01.12.44

Base Force 31/3 South Exp/SW Area Fleet 01.12.44-02.02.45

Base Force 31/3 South Exp/10 Area Fleet 02.02.45-05.03.45

2 China Exp Fleet 05.03.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Mid Ochai Satoshi 落合　悟	09.44-09.45

Cha-25 第二十五號駆潜特務艇

Class: Cha-1

Ordered: 9#524)

Builder: Yonago Shipbuilding Co., Yonago

Laid Down: 21.03.42

Launched: 20.02.43

Completed: 14.05.43

Sasebo Defense Sqd 14.05.43-01.07.43

Base Force 1/8 Fleet/SE Area Fleet 01.07.43-01.09.43

Base Force 3 01.09.43-05.01.44

67 Guard/ Base Force 4/4 Fleet 05.01.44-31.01.44

Fate: sunk 31.01.44 by aircraft at Nauru Island

Position: 00-32S 166-55E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-26 第二十六號駆潜特務艇

Class: Cha-1

Ordered: (#525)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 16.05.42

Launched: 24.02.43

Completed: 01.06.43

Yokosuka Naval District 01.06.43-01.08.43

42 Guard/ Base Force 4/4 Fleet 01.08.43-10.01.44

Base Force 1/8 Fleet/SE Area Fleet 10.01.44-01.03.44

Base Force 3 01.03.44-31.03.44

Fate: sunk 31.03.44 by aircraft at Palau, Caroline Islands

Position:

Dead:

Saved:

Removed from Navy List: 10.05.44

Commanding Officer (Kancho) 艦長
S.D.Lt(jg) Kato Eiji 加藤榮治	10.01.44-31.03.44

Cha-27 第二十七號駆潜特務艇

Class: Cha-1

Ordered: (#526)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 06.04.42

Launched: 07.06.43

Completed: 10.07.43

Yokosuka Naval District 10.07.43-01.09.43

43 Guard/ Base Force 4/4 Fleet 01.09.43-10.01.44

Base Force 30/4 Fleet 10.01.44-01.03.44

Base Force 3 01.03.44-20.01.45

Yokosuka Defense Sqd 10.01.45-05.06.45

Ise Bay Defense Sqd 05.06.45-09.45

Fate: surrendered

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Mid Miyake Hokujin 三宅北人	10.01.44-09.45

Cha-28 第二十八號駆潜特務艇

Class: Cha-1

Ordered: (#527)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 25.04.42

Launched: 30.03.43

Completed: 26.05.43

Maizuru Guard 26.05.43-01.08.43

65 Guard/ Base Force 6/4 Fleet 01.08.43-30.01.44

Fate: sunk 30.01.44 by aircraft at Mili, Marshall Islands

Position:

Dead:

Saved:

Removed from Navy List: 31.03.44

Commanding Officer (Kancho) 艦長
S.D. Mid Saito Hiroshi 齊藤　弘	05.43-07.43
S.D. Lt(jg) Jinbo Kyuuya 神保久彌	07.43-30.01.44

Cha-29 第二十九號駆潜特務艇

Class: Cha-1

Ordered: (#528)

Builder: Funaya Shipbuilding Co., Hakodate

Laid Down: 25.02.42

Launched: 12.04.43

Completed: 05.08.43

Ominato Defense Sqd 05.08.43-15.08.43

Southeast Area Fleet 15.08.43-22.02.44

Fate: sunk 22.02.44 by aircraft Kavieng, New Ireland

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Mid Hishinuma Karu 菱沼　軽	05.08.43-19.02.44

Cha-30 第三十號駆潜特務艇

Class: Cha-1

Ordered: (#529)

Builder: Murakami Shipbuilding Co., Ishinomaki

Laid Down: 07.02.42

Launched: 20.02.43

Completed: 11.07.43

Ominato Defense Sqd 11.07.43-15.08.43

Southeast Area Fleet 15.08.43-04.11.43

Fate: sunk 04.11.43 by aircraft at Bougainville, Solomon Islands

Position: 06-10S 155-35E

Dead:

Saved:

Removed from Navy List: 30.04.44

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Kiuchi Kasaburo 木内　嘉三郎	24.07.43-04.11.43

Cha-31 第三十一號駆潜特務艇

Class: Cha-1

Ordered: (#530)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 29.06.42

Launched: 02.04.43

Completed: 10.06.43

Saeki Defense Sqd/Kure Naval District 10.06.43-01.08.43

81 Guard/Base Force 8/8 Fleet/SE Area Fleet 01.08.43-16.10.43

Fate: sunk 06.10.43 by aircraft off New Britain

Position: 04-00N 145-45E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Mid Watanabe Iwao 渡邊岩雄	25.04.43-07.43
CWO Mikamo Yasuo 美甘安夫	07.43-06.10.43

Cha-32 第三十二號駆潜特務艇

Class: Cha-1

Ordered: (#531)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 05.08.42

Launched: 25.02.43

Completed: 15.06.43

Yokosuka Defense Sqd 15.06.43-01.08.43

43 Guard/Base Force 4/4 Fleet 01.08.43-10.01.44

Base Force 30/4 Fleet 10.01.44-04.03.44

Base Force 30/Central Pacific Fleet 04.03.44-18.07.44

Base Force 30/3 South Exp/SW Area Fleet 18.07.44-24.09.44

Fate: sunk 24.09.44 by aircraft south of Mindanao,

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Mid Kawasaki Yoshikatsu 川崎義勝	10.01.44-24.09.44

Cha-33 第三十三號駆潜特務艇

Class: Cha-1

Ordered: (#532)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 14.05.42

Launched: 18.02.43

Completed: 21.05.43

Sasebo Defense Sqd 21.05.43-01.07.43

Base Force 1/8 Fleet 01.07.43-01.09.43

Base Force 3 01.09.43-05.01.44

67 Guard/ Base Force 4/4 Fleet/ 05.01.44-31.01.44

Fate: sunk 31.01.44 by aircraft at Nauru

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-34 第三十四號駆潜特務艇

Class: Cha-1

Ordered: (#533)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 30.10.42

Launched: 01.07.43

Completed: 14.08.43

Saeki Defense Sqd/Kure Naval District 14.08.43-15.09.43

81 Guard/Base Force 8/8 Fleet/SE Area Fleet 15.09.43-19.02.44

Fate: sunk 19.02.44 by aircraft south of Kavieng, New Ireland

Position: 02-45S 150-47E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Higuchi Kouichi 樋口廣一	09.43-19.02.44

Cha-35 第三十五號駆潜特務艇

Class: Cha-1

Ordered: (#534)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 26.10.42

Launched: 19.04.43

Completed: 17.08.43

Yokosuka Defense Sqd 17.08.43-15.09.43

Base Force 5/4 Fleet 15.09.43-04.03.44

Base Force 5/Central Pacific Fleet 04.03.44-18.07.44

Base Force 5/4 Fleet 18.07.44-01.12.44

第十一驅潜隊/Base Force 15/10 Area Fleet 20.02.45-

01.12.44-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-36 第三十六號駆潜特務艇

Class: Cha-1

Ordered: (#535)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 30.10.42

Launched: 04.05.43

Completed: 05.08.43

Saeki Defense Sqd 05.08.43-01.09.43

Base Force 22/2 South Exp/SW Area Fleet 01.09.43-05.02.45

Base Force 22/2 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-37 第十七號駆潜特務艇

Class: Cha-1

Ordered: (#536)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 06.10.42

Launched: 04.06.43

Completed: 05.08.43

Saeki Defense Sqd 05.08.43-01.09.43

Base Force 22 01.09.43-05.07.45

Fate: sunk 05.07.45 by USS Lizardfish (SS-373) in Chelukan Bawang, Bali, Indonesia

Position: 08-10S 114-50E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-38 第三十八號駆潜特務艇

Class: Cha-1

Ordered: (#537)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 14.05.42

Launched: 23.03.43

Completed: 28.06.343

Yokosuka Defense Sqd 28.06.43-01.01.44

61 Guard/Base Force 6/4 Fleet 01.01.44-04.03.44

61 Guard/Base Force 6/Central Pacific Fleet 04.03.44-30.04.44

Fate: sunk 30.04.44 by aircraft at Truk, Caroline Islands

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-39 第三十九號駆潜特務艇

Class: Cha-1

Ordered: (#538)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 06.06.42

Launched: 08.05.43

Completed: 24.07.43

Sasebo Defense Sqd 24.07.43-01.09.43

31 Guard 01.09.43-01.12.44

31 Guard/3 South Exp/SW Area Fleet 01.12.44-24.09.44

Fate: sunk 24.09.44 by aircraft in Sibuyan Sea, Philippines

Position: 12-18N 122-46E

Dead:

Saved:

Removed from Navy List 10.11.44

Commanding Officer (Kancho) 艦長

Unknown

Cha-40 第四十號駆潜特務艇

Class: Cha-1

Ordered: (#539)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 29.10.42

Launched: 17.06.43

Completed: 20.06.43

Saeki Defense Sqd 20.06.43-15.09.43

61 Guard/ Base Force 6/4 Fleet 15.09.43-22.01.44

Fate: sunk 22.01.44 by aircraft north of Manus, Admiralty Islands

Position: 01.50S 147.0E

Dead:

Saved:

Removed from Navy List 30.04.44

Commanding Officer (Kancho) 艦長
CWO Harano Tsurusuke 原野鶴助	09.43-22.01.44

Cha-41 第四十一號駆潜特務艇

Class: Cha-1

Ordered: (#540)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 13.07.42

Launched: 05.05.43

Completed: 05.07.43

Saeki Defense Sqd 05.07.43-01.09.43

Base Force 22/2 South Exp/SW Area Fleet 01.09.43-05.02.45

Base Force 22/2 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List 03.05.47

Commanding Officer (Kancho) 艦長
CWO Kobori Keiji 小堀桂二	08.43-09.45

Cha-42 第四十二號駆潜特務艇

Class: Cha-1Base

Ordered: (#541)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 10.07.42

Launched: 07.06.43

Completed: 27.08.43

Sasebo Defense Sqd 27.08.43-01.09.43

31 Guard 01.09.43-05.08.44

31 Guard/3 South Exp/SW Area Fleet 05.08.44-01.12.44

? 01.12.44-

Base Force 21 20.02.45-23.06.45

Fate: sunk 23.06.45 by USS Hardhead (SS-365) 80miles east of Bawean Island, Java

Position: 05-44S 114-16E

Dead:

Saved:

Removed from Navy List: 22.05.47

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Higa Hideyuki 比嘉秀行	09.44-23.06.45

Cha-43 第四十三號駆潜特務艇

Class: Cha-1

Ordered: (#542)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 14.01.43

Launched: 10.06.43

Completed: 24.08.43

Yokosuka Defense Sqd 24.08.43-09.45

Fate: surrendered

Removed from Navy List: 15.04.47

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Nabasama Kojiro 南波佐間高次郎	01.10.43-30.10.43
S.D. Lt(jg) Makino Shigejiro 眞野　繁次郎	30.10.43-09.45

Cha-44 第四十四號駆潜特務艇

Class: Cha-1

Ordered: (#543)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 04.11.42

Launched: 14.08.43

Completed: 15.09.43

Yokosuka Defense Sqd 15.09.43-

Fate: sunk April 1946 by fire at Uraga, Japan

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Takisawa Tomokichi 瀧澤友吉	10.43-09.45

Cha-45 第四十五號駆潜特務艇

Class: Cha-1

Ordered: (#544)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 15.03.43

Launched: 28.08.43

Completed: 05.10.43

Saeki Defense Sqd 05.10.43-15.12.43

Base Force 10/1 South Exp/SW Area Fleet 15.12.43-05.02.45

Base Force 10/1 South Exp Fleet/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Wada Naomasa 和田尚正	11.43-09.45

Cha-46 第四十六號駆潜特務艇

Class: Cha-1

Ordered: (#545)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 20.10.42

Launched: 14.05.43

Completed: 13.07.43

Maizuru Guard 13.07.43-01.08.43

65 Guard/Base Force 6/4 Fleet 01.08.43-04.03.44

65 Guard/Base Force 6/Central Pacific Fleet 04.03.44-04.04.44

Fate: sunk 04.04.44 by aircraft at Truk, Caroline Islands

Position: 07-26N 151-52E

Dead:

Saved:

Removed from Navy List: 10.06.44

Commanding Officer (Kancho) 艦長

Unknown

Cha-47 第四十七號駆潜特務艇

Class: Cha-1

Ordered: (#546)

Builder: Yonago Shipbuilding Co., Yonago

Laid Down: 22.09.42

Launched: 16.06.43

Completed: 22.09.43

Maizuru Guard 22.09.43-10.11.43

Base Force 2/9 Fleet/SE Area Fleet 10.11.43-19.03.44

Fate: sunk 19.03.44 by aircraft 130 miles east of Hollandia, Papua New Guinea

Position: 01-44S 143-23E

Dead:

Saved: 0

Removed from Navy List: 01.04.46

Commanding Officer (Kancho) 艦長
*S.D. Mid Hori Sakumatsu 堀　作松	10.43-19.03.44

Cha-48 第四十八號駆潜特務艇

Class: Cha-1

Ordered: (#547)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 24.12.42

Launched: 10.08.43

Completed: 30.09.43

61 Guard/ Base Force 6/4 Fleet 30.09.43-21.02.44

Fate: sunk 21.02.44 by aircraft off New Hanover Is, New Ireland

Position: 02-30S 149-55E

Dead:

Saved:

Removed from Navy List: 30.04.44

Commanding Officer (Kancho) 艦長

Unknown

Cha-49 第四十九號駆潜特務艇

Class: Cha-1

Ordered: (#548)

Builder: Funaya Shipbuilding Co., Hakodate

Laid Down: 20.06.42

Launched: 16.06.43

Completed: 20.10.43

Ominato Defense Sqd 20.10.43-01.01.44

Base Force 2/9 Fleet/SE Area Fleet 01.01.44-25.03.44

Base Force 27/ South West Area Fleet 25.03.44-02.02.45

Base Force 27/10 Area Fleet 02.02.45-09.45

Fate: sunk 23.08.45 by mine off Niigata Lighthouse

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D.Lt(jg) Yajima Teizo 矢島貞三	10.43-31.10.43
*S.D.Lt(jg) Ono Yoshikichi 小野由吉	31.10.43-23.08.45

Cha-50 第五十號駆潜特務艇

Class: Cha-1

Ordered: (#549)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 05.09.42

Launched: 15.06.43

Completed: 24.07.43

Saeki Defense Sqd 24.07.43-10.10.43

Base Force 10/1 South Exp/SW Area Fleet 10.10.43-02.02.45

Base Force 10/1 South Exp Fleet/10 Area Fleet 02.02.45-09.07.45

Fate: sunk 09.07.45 by USS Bluefish (SS-222) NE of Singapore

Position: 02-13N 105-03E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Uemura Kiroku 植村紀六	08.43-09.07.45

Cha-51 第五十一號駆潜特務艇

Class: Cha-1

Ordered: (#550)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 12.09.42

Launched: 31.05.43

Completed: 26.07.43

Chinkai Defense Sqd 26.07.43-01.01.44

61 Guard/ Base Force 6/4 Fleet 01.01.44-04.03.44

61 Guard/ Base Force 6/Central Pacific Fleet 04.03.44-13.06.44

Fate: sunk 13.06.44 by aircraft in Marianas

Position:

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-52 第五十二號駆潜特務艇

Class: Cha-1

Ordered: (#541)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 21.09.42

Launched: 28.08.43

Completed: 19.10.43

Chinkai Base Force 19.10.43-01.01.44

Base Force 30/4 Fleet 01.01.44-04.03.44

Base Force 30/ Central Pacific Fleet 04.03.44-18.07.44

Base Force 30/3 South Exp/SW Area Fleet 18.07.44-25.10.44

Fate: sunk 25.10.44 by aircraft at Palau, Caroline Islands

Position: 07-30N 134-40E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-53 第五十三號駆潜特務艇

Class: Cha-1

Ordered: (#552)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 04.03.43

Launched: 14.08.43

Completed: 05.10.43

Chinkai Base Force 05.10.43-10.01.44

Base Force 30/4 Fleet 10.01.44-04.03.44

Base Force 30/Central Pacific Fleet 04.03.44-31.03.44

Fate: sunk 31.03.44 by aircraft off Palau, Caroline Islands

Position:

Dead:

Saved:

Removed from Navy List: 15.09.44

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Sasaki Hideo 佐々木　秀雄	-31.03.44

Cha-54 第五十四號駆潜特務艇

Class: Cha-1

Ordered: (#553)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 03.03.43

Launched: 14.08.43

Completed: 05.10.43

Chinkai Guard 05.10.43-10.03.44

55 Guard/ Base Force 5/Central Pacific Fleet 10.03.44-15.06.44

Fate: sunk 15.06.44 by aircraft at Rota, Northern Mariana Islands

Position: 14-09N 145-12E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-55 第五十五號駆潜特務艇

Class: Cha-1

Ordered: (#554)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 11.05.43

Launched: 14.10.43

Completed: 15.11.43

Saeki Defense Sqd 15.11.43-15.12.43

Base Force 10/1 South Exp/SW Area Fleet 15.12.43-05.02.45

Base Force 10/1 South Exp Fleet/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Hayashi Isao林　功	12.43-09.45

Cha-56 第五十六號駆潜特務艇

Class: Cha-1

Ordered: (#555)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 16.11.42

Launched: 09.08.43

Completed: 15.10.43

Chinkai Base Force 15.10.43-10.03.44

55 Guard/Base Force 5/Central Pacific Fleet 10.03.44-17.06.44

Fate: sunk 17.06.44 by aircraft at Rota, Northern Mariana Islands

Position: 14-09N 145-12E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-57 第五十七號駆潜特務艇

Class: Cha-1

Ordered: (#556)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 25.02.43

Launched: 21.08.43

Completed: 30.10.43

Yokosuka Defense Sqd 30.10.43-20.05.44

Ise Defense Sqd 20.05.44-09.45

Ministry of Transport Kawasemi (かわせみ)(PB-21) 20.08.48-20.10.49

Coast Guard Kawasemi (PB-21) 20.10.29-01.07.50

Coast Guard Kawasemi (PS21) 01.07.50-01.05.54

Coast Guard Kawasemi (PS-136) 01.05.54-05.07.56

Fate: surrendered, scrapped 1956

Removed from Navy List: 15.09.47

Commanding Officer (Kancho) 艦長
S.D.Lt(jg) Fujiwara 藤原　？次	30.10.43-20.05.44
S.D. Lt(jg) Itagaki Chikao 板垣近雄	20.05.44-12.44
CWO Uchiyama Masao 内山正夫	12.44-09.45

Cha-58 第五十八號駆潜特務艇

Class: Cha-1

Ordered: (#557)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 29.03.43

Launched: 15.10.43

Completed: 16.11.43

Ominato Defense Sqd 16.11.43-10.03.44

51 Guard 10.03.44-20.07.45

Ominato Defense Sqd 20.07.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-01.08.49

JMSDF Uzura (うずら)(PB-32) 01.08.49-01.07.50

JMSDF Uzura (うずら) (PS32) 01.07.50-01.05.54

JMSDF Uzura (うずら)(PS-140) 01.05.54-10.60

Fate: surrendered, scrapped 10.60

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Kodaya Hideo 門屋秀雄	16.11.43-09.45

Cha-59 第五十九號駆潜特務艇

Class: Cha-1

Ordered: (#558)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 07.01.43

Launched: 20.07.43

Completed: 28.08.43

Saeki Defense Sqd 28.08.43-01.10.43
Base Force 10/1 South Exp/SW Area Fleet 01.10.43-05.02.45

Base Force 10/1 South Exp Fleet/10 Area Fleet 05.02.45-07.45

Fate: believed sunk by submarine in July 1945

Position: unknown

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Kato Wataru 加藤　渉	09.43-07.45

Cha-60 第六十號駆潜特務艇

Class: Cha-1

Ordered: (#559)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 01.03.43

Launched: 31.07.43

Completed: 18.10.43

Yokosuka Naval District 18.10.43-01.01.44

Base Force 2/9 Fleet/SE Area Fleet 01.01.44-25.03.44
Base Force 27/9 Fleet/SW Area Fleet 25.03.44-10.07.44

Base Force 27/South West Area Fleet 10.07.44-02.02.45

Base Force 27/10 Area Fleet 02.02.45-10.04.45

Shimosaki Defense Sqd 10.04.45-

Fate: sunk 09.45 in typhoon

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Hatada Tozo 畠田藤三	10.43-01.01.44
S.D. Mid Hatakeyama Tozo 畠山藤三	01.01.44-22.10.44
S.D. Lt Ikeda Isao 池田　勲	22.10.44-12.11.44
S.D. Lt(jg) Nagatsuka Makoto 長塚　誠	12.11.44-09.45

Cha-61 第六十一號駆潜特務艇

Class: Cha-1

Ordered: (#560)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 25.02.43

Launched: 05.07.43

Completed: 11.09.43

Maizuru Guard 11.09.43-10.11.43

Base Force 2/9 Fleet/SE Area Fleet 10.11.43-25.03.44

Base Force 27/9 Fleet/SW Area Fleet 25.03.44-10.07.44

Base Force 27/South West Area Fleet 10.07.44-02.02.45

Base Force 27/10 Area Fleet 02.02.45-09.45

Fate: surrendered

Removed from Navy List: 01.04.46

Commanding Officer (Kancho) 艦長
S.D. Mid Watanabe Iwao 渡辺岩雄	11.09.43-10.11.43
S.D. Lt(jg) Seno Kishiro 瀬野　喜四郎	10.11.43-11.44
S.D. Lt(jg) Fukasadzuwa Kiyoshi 深澤　喜代司	11.44-09.45

Cha-62 第六十二號駆潜特務艇

Class: Cha-1

Ordered: (#561)

Builder: Hayashikane Heavy Industries

Laid Down: 18.02.43

Launched: 19.07.43

Completed: 27.08.43

Sasebo Defense Sqd 27.08.43-10.11.43

Base Force 2/9 Fleet/SE Area Fleet 10.11.43-25.03.44

Base Force 27/9 Fleet/SW Area Fleet 25.03.44-10.07.44

Base Force 27/South West Area Fleet 10.07.44-25.10.44

Fate: sunk 25.10.44 by aircraft at Palau, Caroline Islands

Position:

Dead:

Saved:

Removed from Navy List: 01.04.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-63 第六十三號駆潜特務艇

Class: Cha-1

Ordered: (#562)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 07.12.42

Launched: 16.10.43

Completed: 25.12.43

Chinkai Defense Force 25.12.43-10.06.45

Fate: sunk 10.06.45 in collision

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Mid Tagashira Kikuo 田頭菊男	01.45-10.06.45

Cha-64 第六十四號駆潜特務艇

Class: Cha-1

Ordered: (#563)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 01.05.43

Launched: 04.09.43

Completed: 20.11.43

Saeki Defense Sqd 20.11.43-01.01.44

Base Force 2/9 Fleet/SE Area Fleet 01.01.44-25.03.44

Base Force 27/9 Fleet/SW Area Fleet 25.03.44-10.07.44

Base Force 27/South West Area Fleet 10.07.44-06.01.45

Fate: sunk 06.01.45 by aircraft off Pulau Condore, Bali, Indonesia

Position: 05-55N 106-30E

Dead:

Saved:

Removed from Navy List: 10.05.45

Commanding Officer (Kancho) 艦長
CWO Nakamoto Fukami 中本深美	31.01.44-07.09.44
S.D. Lt(jg) Wakamei Muneo 若命宗雄	07.09.44-14.09.44
S.D. Lt Matsuoka Umeji 松岡梅治	14.09.44-12.01.45

Cha-65 第六十五號駆潜特務艇

Class: Cha-1

Ordered: (#664)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 20.08.43

Launched: 28.10.43

Completed: 04.12.43

Saeki Defense Sqd 04.12.43-10.03.44

51 Guard/Kuriles Base Force 10.03.44-01.07.45
Ominato Defense Sqd 01.07.45-

Fate: wrecked 14.12.45

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Tanioka Sadanori 谷岡貞範	01.44-14.12.45

Cha-66 第六十六號駆潜特務艇

Class: Cha-1

Ordered: (#565)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 23.03.43

Launched: 1943

Completed: 24.10.43

Saeki Defense Sqd 24.10.43-01.01.44

61 Guard/Base Force 6/4 Fleet 01.01.44-04.03.44

61 Guard/Base Force 6/Central Pacific Fleet 04.03.44-18.07.44

Base Force 6/4 Fleet 18.07.44-25.01.45

41 Guard/ Base Force 4/4 Fleet 25.01.45-07.08.45

Fate: sunk 07.08.45 by aircraft at Truk, Caroline Islands

Position: 07-23N 151-53E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-67 第六十七號駆潜特務艇

Class: Cha-1

Ordered: (#566)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 17.06.43

Launched: 30.10.43

Completed: 27.12.43

Chinkai Base Force 27.12.43-10.03.44

55 Guard/Base Force 5/Central Pacific Fleet 04.03.44-18.07.44

55 Guard/Base Force 5/4 Fleet 18.07.44-01.08.44

16 Guard/ Hainan Base Force 01.08.44-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-68 第六十八號駆潜特務艇

Class: Cha-1

Ordered: (#567)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 11.06.43

Launched: 20.10.43

Completed: 09.12.43

Tokyo Bay Defense Sqd 09.12.43-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Kamome (かもめ) (PB-27) 20.08.48-01.07.50

Kamome (PS-27) 01.07.50-01.05.54

Kamome (PS-139) 01.05.54-31.01.62

Fate: surrendered, scrapped 1962

Removed from Navy List: 28.08.47

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Fujimori Yu 藤森　柳	09.44-12.44
S.D. Mid Ishii Masakichi 石井政吉	12.44-09.45

Cha-69 第六十九號駆潜特務艇

Class: Cha-1

Ordered: (#568)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 20.06.43

Launched: 27.11.43

Completed: 30.12.43

Saeki Defense Sqd 30.12.43-10.03.44

51 Guard/Kuriles Base Force 10.03.44-20.07.45

Ominato Defense Sqd 20.07.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO 纐纈逖遊	01.44-09.45

Cha-70 第七十號駆潜特務艇

Class: Cha-1

Ordered: (#569)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 01.05.43

Launched: 10.08.43

Completed: 30.09.43

Saeki Defense Sqd 30.09.43-15.12.43

Base Force 10/1 South Exp/SW Area Fleet 15.12.43-05.02.45

Base Force 10/1 South Exp Fleet/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Kawaguchi Fukuichi 川口福市	10.43-09.45

Cha-71 第七十一號駆潜特務艇

Class: Cha-1

Ordered: (#570)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 10.04.43

Launched: 30.08.43

Completed: 30.10.43

Chinkai Defense Force 30.10.43-15.06.45

Tsushima Defense Sqd/7 Fleet 15.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-01.08.49

Hojiro (ほおじろ)(PB-39) 01.08.49-01.07.50

Hojiro (PS-39) 01.07.50-01.05.54

Hojiro (PS-143) 01.05.54-25.12.63

Fate: surrendered, scrapped 1963

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Fukunaga Sozo 福永惣藏	30.10.43-20.01.45
S.D. Mid Sugimura Hiroshi 杉村　洋	20.01.45-09.45

Cha-72 第七十二號駆潜特務艇

Class: Cha-1

Ordered: (#571)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 30.06.43

Launched: 04.11.43

Completed: 20.12.43

Ominato Defense Sqd 20.12.43-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

(MS-07) 20.08.48-01.12.51

Umitsubame「うみつばめ」(MS-07) 01.12.51-01.09.57

Umitsubame (MSI-697) 01.09.57-31.03.61

Umitsubame (YAM-22) 31.03.61-31.03.62

Fate: surrendered, scrapped 1963

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Mid Sugawara Hiroo 菅原宏雄	20.12.43-30.04.44
S.D. Mid Takahashi Reisuke 高橋禮助	30.04.44-01.06.45
S.D. Mid Takahashi Yutaka 高橋　豊	12.06.45-09.45

Cha-73 第七十三號駆潜特務艇

Class: Cha-1

Ordered: (#572)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 20.07.43

Launched: 04.11.43

Completed: 22.12.43

Ominato Defense Sqd 22.12.43-10.03.44

51 Guard/Kuriles Base Force 10.03.44-26.06.45

Fate: sunk 26.06.45 by US destroyers south of Onnekotan, Kurile Is.

Position: 49-40N 155-30E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Watanabe Tetsuo 渡邊哲夫	22.12.43-03.44
S.D. Lt(jg) Takagi Misao 高木　美佐男	03.44-26.06.45

Cha-74 第七十四號駆潜特務艇

Class: Cha-1

Ordered: (#573)

Builder: Hayashikane Heavy Industries

Laid Down: 31.05.43

Launched: 31.07.43

Completed: 17.11.43

Mako Base Force 17.11.43-09.45

Fate: surrendered

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長

Unknown

Cha-75 第七十五號駆潜特務艇

Class: Cha-1

Ordered: (#574)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 08.05.43

Launched: 30.10.43

Completed: 08.02.44

Mako Base Force 08.02.44-09.45

Fate: surrendered

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長

Unknown

Cha-76 第七十六號駆潜特務艇

Class: Cha-1

Ordered: (#575)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 02.09.43

Launched: 09.12.43

Completed: 29.01.44

Chinkai Defense Force 29.01.44-11.12.44

Fate: sunk 11.12.44 by USS Sea Owl (SS-405) in Tsushima Strait

Position: 33-48N 128-20E

Dead:

Saved:

Removed from Navy List: 10.02.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-77 第七十七號駆潜特務艇

Class: Cha-1

Ordered: (#576)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 19.05.43

Launched: 25.11.43

Completed: 20.12.43

Ominato Defense Sqd 20.12.43-10.03.44

51 Guard/Kuriles Base Force 10.03.44-28.08.44

Fate: sunk 28.08.44 by aircraft off Paramushiro, Kuril Islands

Position: 50-31N 150-12E

Dead:

Saved:

Removed from Navy List: 22.05.47

Commanding Officer (Kancho) 艦長
S.D. Mid Sugawara Jinnosuke 菅原甚之助	20.12.43-01.01.44
CWO Mori Keizo 森　佳三	01.44-28.08.44

Cha-78 第七十八號駆潜特務艇

Class: Cha-1

Ordered: (#577)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 01.05.43

Launched: 15.09.43

Completed: 15.10.43

Saeki Defense Sqd 15.10.43-10.03.44

51 Guard/Kuriles Base Force 10.03.44-01.07.45

Ominato Defense Sqd 01.07.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Otori (おおとり) (PB-28) 20.08.48-01.07.50

Otori (PS-28) 01.07.50-01.08.51

Otori (MS-82) 01.08.51-01.04.56

JMSDF Special Duty 「特務７号」(MS-82) 01.04.56-01.09.57

JMSDF Special Duty 「特務７号」(ASM-57) 01.09.57-31.03.60

JMSDF Support boat 「特務雑船27号」(YAS-27) 31.03.60-01.05.61

Fate: surrendered, scrapped 1961

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Naito Sakuji 内藤作二	11.43-09.45

Cha-79 第七十九號駆潜特務艇

Class: Cha-1

Ordered: (#578)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 01.12.43

Launched: 17.01.44

Completed: 26.02.44

Saeki Defense Sqd 26.02.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第七九号 (MS-08) 20.08.48-01.12.51

Yuhibari (ゆうひばり)(MS-08) 01.12.51-01.04.56

Fate: surrendered, scrapped 1956

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Maeno 前納八藏	26.02.44-09.45

Cha-80 第八十號駆潜特務艇

Class: Cha-1

Ordered: (#579)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 20.08.43

Launched: 05.10.43

Completed: 15.12.43

Chinkai Defense 15.12.43-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Sekirei (せきれい) (PB-08) 20.08.48-01.07.50

Sekieri (PS-08) 01.07.50-01.05.54

Sekirei (PS-128) 01.05.54-16.12.63

Fate: surrendered, scrapped 1963

Removed from Navy List: 28.08.47

Commanding Officer (Kancho) 艦長
S.D. Mid Matsuoka Saburo 松岡三郎	01.45-09.45

Cha-81 第八十一號駆潜特務艇

Class: Cha-1

Ordered: (#580)

Builder: Funaya Shipbuilding Co., Hakodate

Laid Down: 18.12.42

Launched: 31.08.43

Completed: 11.01.44

Ominato Defense Sqd 11.01.44-09.45

Fate: surrendered

Removed from Navy List: 29.01.48

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Sanbongi Shokichi 三本松　庄吉	11.01.44-01.45
S.D. Mid Horigoshi Ichiro 堀越　伊知郎	01.45-09.45

Cha-82 第八十二號駆潜特務艇

Class: Cha-1

Ordered: (#581)

Builder: Murakami Shipbuilding

Laid Down: 20.02.43

Launched: 30.09.43

Completed: 22.12.43

Tokyo Bay Defense Sqd 22.12.43-10.04.44

33 Guard 10.04.44-05.09.44

33 Guard/Base Force 32/3 South Exp/SW Area Fleet 05.09.44-22.11.44

Fate: sunk 22.11.44 by aircraft in Philippines

Position: 08-00N 117.00E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-83 第八十三號駆潜特務艇

Class: Cha-1

Ordered: (#582)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 19.07.43

Launched: 20.10.43

Completed: 22.12.43

Mako Defense Sqd 22.12.43-14.03.45

Fate: sunk 13.02.45 by aircraft at Mako

Position: 23.35N 119.34E

Dead:

Saved:

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長

Unknown

Cha-84 第八十四號駆潜特務艇

Class: Cha-1

Ordered: (#583)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 21.08.43

Launched: 29.11.43

Completed: 19.01.44

Yokosuka Defense Sqd 19.01.44-10.04.44

33 Guard 10.04.44-05.09.44

33 Guard/Base Force 32/3 South Exp/SW Area Fleet 05.09.44-12.11.44

Fate: sunk 12.11.44 by aircraft off Sabang, Borneo

Position: 07-40N 117-10E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-85 第八十五號駆潜特務艇

Class: Cha-1

Ordered: (#584)

Builder: Yonago Shipbuilding Co., Yonago

Laid Down: 28.10.43

Launched: 02.02.44

Completed: 23.03.44

Chinkai Base Force 23.03.44-08.07.45

Fate: sunk 08.07.45 by USS SeaRobin (SS-407) in Shaisu Strait Korea

Position: 33-50N 126-42E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
S.D. Mid Nakayama Chuichi 中山忠一	01.45-08.07.45

Cha-86 第八十六號駆潜特務艇

Class: Cha-1

Ordered: (#585)

Builder: Yamanishi Shipbuilding

Laid Down: 01.05.43

Launched: 15.10.43

Completed: 20.12.43

Saeki Defense Sqd 20.12.43-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第八六号」(MS-09) 20.08.48-01.12.51

Hayataka「はやたか」(MS-09) 01.12.51-01.04.56

JMSDF Special Duty 「特務３号」(MS-09) 01.04.56-01.09.57

JMSDF Special Duty 「特務３号」(ASM-53) 01.09.57-31.03.60

JMSDF Support boat 「特務雑船26号」(YAS-26) 31.03.60-31.03.61

Fate: surrendered, scrapped 31.03.61

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Haikawa Tadayoshi 配川忠義	01.44-02.44
CWO Kawada Yutaka 川田　豊	02.44-07.44
CWO Nishimura Shiro 西村四郎	07.44-

Cha-87 第八十七號駆潜特務艇

Class: Cha-1

Ordered: (#586)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 10.08.43

Launched: 03.11.43

Completed: 13.02.44

Sasebo Defense Sqd 13.02.44-01.04.44

Sasebo Guard 01.04.44-12.10.44

Fate: sunk 12.10.44 by aircraft off Formosa

Position:

Dead:

Saved:

Removed from Navy List: 10.12.44

Commanding Officer (Kancho) 艦長

Unknown

Cha-88 第八十八號駆潜特務艇

Class: Cha-1

Ordered: (#587)

Builder: Murakami Shipbuilding Co., Ishinomaki

Laid Down: 10.02.43

Launched: 10.11.43

Completed: 25.02.44

Yokosuka Defense Sqd 25.02.44-05.06.45

Onagawa Defense Sqd 05.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第八八号」(MS-10) 20.08.48-01.12.51

Yukari (ゆうかり) (MS-10) 01.12.51-01.09.57

Yukari (MSI-692) 01.09.57-31.03.61

JMSDF Support boat 「特務雑船30号」(YAS-30) 01.03.61-31.03.64

Fate: surrendered, scrapped 1964

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Koriyama Souhachi 郡山惣八	09.44-11.44
S.D. Lt(jg) 飯尾磯　平治	11.44-

Cha-89 第八十九號駆潜特務艇

Class: Cha-1

Ordered: (#588)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 15.07.43

Launched: 05.10.43

Completed: 05.11.43

Sasebo Defense Sqd 05.11.43-01.04.44

Sasebo Guard 01.04.44-09.45

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-90 第九十號駆潜特務艇

Class: Cha-1

Ordered: (#589)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 06.04.43

Launched: 28.11.43

Completed: 12.02.44

Sasebo Defense Sqd 12.02.44-01.04.44

Sasebo Guard 01.04.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-23.08.48

Minesweeper「駆特第九〇号 (MS-11) 20.08.48-01.12.51

Hakuo (はくおう) (MS-11) 01.12.51-01.04.56

JMSDF Special Duty 「特務４号 (MS-11) 01.04.56-31.03.57

Fate: surrendered, scrapped 1957

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-91 第九十一號駆潜特務艇

Class: Cha-1

Ordered: (#590)

Builder: Funaya Shipbuilding Co., Hakodate

Laid Down: 12.04.43

Launched: 26.11.43

Completed: 13.03.44

Yokosuka Defense Sqd 13.03.44-10.04.44

33 Guard 10.04.44-25.09.44

33 Guard/Base Force 32/3 South Exp/SW Area Fleet 25.09.44-25.01.45

Fate: sunk 25.01.45 by USS Silversides (SS-236) NW of Kyushu

Position:

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-92 第九十二號駆潜特務艇

Class: Cha-1

Ordered: (#591)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 01.05.43

Launched: 25.11.43

Completed: 27.01.44

Sasebo Defense Sqd 27.01.44-01.04.44

Sasabo Guard 01.04.44-04.10.44

Fate: wrecked 04.10.44 in Sabtang Channel, Luzon, Philippines

Position:

Dead:

Saved:

Removed from Navy List: 20.01.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-93 第九十三號駆潜特務艇

Class: Cha-1

Ordered: (#592)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 01.10.43

Launched: 17.01.44

Completed: 01.03.44

Chinkai Defense Force 01.03.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第九三号」(MS-12) 20.08.48-01.12.51

JMSDF Miyakodori「みやこどり」(MS-12) 01.12.51-01.04.56

JMSDF Special Duty #5 「特務５号」(MS-12) 01.04.56-31.03.57

JMSDF Support Boat 7「特務雑船７号」(YAS-07) 31.03.57-01.06.59

Decommissioned 01.06.53

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D.Mid Kawaguchi Torao 川口虎雄	01.45-09.45

Cha-94 第九十四號駆潜特務艇

Class: Cha-1

Ordered: (#593)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 17.08.43

Launched: 01.02.44

Completed: 09.03.44

Takao Defense Sqd 09.03.44-23.09.44

Fate: sunk 23.09.44 in Typhoon in Luzon Straits, Philippines

Position:

Dead:

Saved:

Removed from Navy List: 20.12.44

Commanding Officer (Kancho) 艦長

Unknown

Cha-95 第九十五號駆潜特務艇

Class: Cha-1

Ordered: (#594)

Builder: Miho Shipbuilding

Laid Down: 20.10.43

Launched: 31.01.44

Completed: 29.03.44

Takao Defense Sqd 29.03.44-18.10.44

Fate: sunk 18.10.44 by aircraft at Takao, Formosa

Position:

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長

Unknown

Cha-96 第九十六號駆潜特務艇

Class: Cha-1

Ordered: (#595)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 23.11.43

Launched: 12.02.44

Completed: 10.03.44

Takao Defense Sqd 10.03.44-09.45

Fate: surrendered

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長
Unknown

Cha-97 第九十七號駆潜特務艇

Class: Cha-1

Ordered: (#596)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 25.08.43

Launched: 28.12.43

Completed: 10.02.44

Osaka Defense Sqd 10.02.44-19.04.45

Fate: sunk 19.04.45 by USS Sennet (SS-408) off Ichie Zaki, Shirahama, Japan

Position: 33-32N 135-23E

Dead:

Saved:

Removed from Navy List

Commanding Officer (Kancho) 艦長
CWO Fujikawa Futoshi 藤川　太	09.44-10.44
S.D. Mid Ichida Shigeru 市田　茂	10.44-11.44
CWO Nakamori Shigeru 仲森　繁	11.44-03.45
CWO Fujikawa Futoshi 藤川　太	03.45-19.04.45

Cha-98 第九十八號駆潜特務艇

Class: Cha-1

Ordered: (#597)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 01.09.43

Launched: 28.12.43

Completed: 20.02.44

Osaka Defense Sqd 20.02.44-24.07.45

Fate: sunk 24.07.45 by aircraft at Moji

Position: 33-58N 130.58E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Mid Nakayama Kingo 中山金吾	06.44-10.44
S.D. Mid Yamanishi Harumatsu 山西春松	10.44-08.01.45
S.D. Mid Tasaka Takeo 田坂武夫	08.01.45-02.45
S.D. Mid Asai Matsuyoshi 淺井松芳	02.45-24.07.45

Cha-99 第九十九號駆潜特務艇

Class: Cha-1

Ordered: (#598)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 10.07.43

Launched: 06.01.44

Completed: 11.03.44

Sasebo Defense Sqd 11.03.44-01.04.44

Sasebo Guard 01.04.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第九九号」(MS-13) 20.08.48-01.12.51

JMSDF Iwatsubame「いわつばめ (MS-13)01.12.51-01.09.57

JMSDF Iwatsubame「いわつばめ」(MSI-698) 01.09.57-31.03.61

JMSDF Minesweerper 23 (YAM-23) 31.03.61-31.03.63

Fate: surrendered, scrapped 1963

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-100 第百號駆潜特務艇

Class: Cha-1

Ordered: (#599)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 10.07.43

Launched: 10.11.43

Completed: 10.02.44

Chinkai Base Force 10.02.44-09.45

Fate surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Mid Fukumoto Otokichi 福本乙吉	01.45-09.45

Cha-101 第百一號駆潜特務艇

Merapi, Slamat

Class: Merapi

Ordered:

Builder: Batavia S.B. Co

Laid Down:

Launched:

Completed:

HMNhS Tjerimei

Scuttled: 02.03.42

Commissioned: 04.08.42

Base Force 23/2 South Exp/SW Area Fleet 10.07.42-05.02.45

Base Force 23/2 South Exp/10 Area Fleet 05.02.45-08.04.45

Fate: sunk 08.04.45 by aircraft SE of Celebes

Position: 04-43S 122-17E

Dead:

Saved:

Removed from Navy List: 10.07.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-102

Class: Ardjoeno

Ordered:

Builder: Soerabaya Dry Dock Co.

Laid Down:

Launched: 1937

Completed:

HMNhS Ardjoeno (HMV 9)

Scuttled: 03.03.42

Commissioned: 06.08.42

Base Force 24/2 South Exp/SW Area Fleet 10.07.42-30.11.43

Base Force 25/4 Southern Exp Fleet/SW Area Fleet 30.11.43-01.12.44

Fate: sunk 01.12.44 by aircraft at Ambon, Indonesia

Position:

Dead:

Saved:

Removed from Navy List: 10.04.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-103 第百三號駆潜特務艇

Class: B1

Ordered:

Builder:

Laid Down:

Launched: 03.42

Completed:

HMNhS B1

Scuttled: 02.03.42

Commissioned: 31.08.42

Base Force 24/2 South Exp/SW Area Fleet 31.08.42-30.11.43

Base Force 25/4 Southern Exp Fleet/SW Area Fleet 30.11.43-02.02.45

Base Force 25/4 Southern Exp/10 Area Fleet 02.02.45-10.03.45

Base Force 25/10 Area Fleet 10.03.45-05.07.45

Base Force 25/2 South Exp/10 Area Fleet 05.07.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Mid Maehara Hideji 前原秀二	01.45-09.45

Cha-104 第百四號駆潜特務

Class: Ardjoeno

Ordered:

Builder: Soerabaya Dry Dock Co.

Laid Down:

Launched:

Completed: 1937

HMNhS Gedeh (HMV 14)

Scuttled: 02.03.42

Commissioned: 30.09.42

Base Force 21/2 South Exp/SW Area Fleet 15.10.42-05.02.45

Base Force 21/2 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List: 22.05.43

Commanding Officer (Kancho) 艦長
CWO Matsuoka 松岡敦宗	02.45-09.45

Cha-105 第百五號駆潜特務艇

Class: B1

Ordered:

Builder:

Laid Down:

Captured: 03.42

Launched: 01.11.43

Completed: 25.01.44

4 South Exp Fleet 25.01.44-16.06.45

Fate: sunk 16.06.45 by HMS Taciturn (P.344) off Surabaya, Java

Position:

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-106

Class: B1

Ordered:

Builder:

Laid Down:

Captured: 03.42

Launched: 24.03.43

Completed: 02.09.44

Base Force 21/2 South Exp/SW Area Fleet 01.09.44-05.02.45

Base Force 21/2 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Akiyama Yoshio 秋山芳男	02.45-09.45

Cha-107 第百七號駆潜特務艇

Class: B1

Ordered:

Builder:

Laid Down:

Captured: 03.42

Launched: 27.02.43

Completed: 27.01.45

Base Force 21 01.09.43-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Yamaoka Suekichi 山岡末吉	02.45-09.45

Cha-108 第百八號駆潜特務艇

Class: B1

Ordered:

Builder:

Laid Down:

Captured: 03.42

Launched: 22.04.43

Completed: ------

Fate: hull sunk 17.05.44 by HMS Illustrious (87). Raised and not repaired, surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

None

Cha-109

Class: Ardjoeno

Ordered:

Builder: Soerabaya Dry Dock Co.

Laid Down:

Launched:

Completed: 1937

HMNhS Kawi (HMV 7)

Scuttled: 03.03.42

Commissioned: 15.03.43

Base Force 22/2 South Exp/SW Area Fleet 20.12.42-14.08.43

Fate: sunk 14.08.43 by aircraft at Balikpapan, Borneo

Position:

Dead:

Saved:

Removed from Navy List:

Commanding Officer (Kancho) 艦長

Unknown

Cha-110 第百十號駆潜特務艇

Class: Ardjoeno

Ordered:

Builder: Soerabaya Dry Dock Co.

Laid Down:

Launched:

Completed:

HMNhS Lawoe (HMV 15)

Scuttled 02.03.42

Commissioned: 27.09.43

Base Force 23/2 South Exp/SW Area Fleet 01.04.43-05.02.45

Base Force 23/2 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-111 第百十一號駆潜特務艇

Class: P-9

Ordered:

Builder: Tandjong Priok Dry Dock Co

Laid Down:

Launched: 1941

Completed: HMNhS P13 or 14

Scuttled

Base Force 24/2 South Exp/SW Area Fleet 20.12.42 -22.07.43

Fate: sunk 22.07.43 by aircraft at Surabaya, Java

Position:

Dead:

Saved:

Removed from Navy List: 01.11.43

Commanding Officer (Kancho) 艦長
None

Cha-112 第百十二號駆潜特務艇

Class: ABCD

Ordered:

Builder: Willemsoord Royal Dockyard

Laid Down: 22.09.28

Launched: 24.09.29

Completed: 04.08.30

HMNhS Mijnenveger B

Scuttled: 01.03.42

Commissioned: 20.12.42

Base Force 23/2 South Exp/SW Area Fleet 10.12.42-05.02.45

Base Force 23/2 South Exp/10 Area Fleet 05.02.45-05.06.45

Fate: sunk 04.06.45 by aircraft off Laut Ketjil, Java

Position: 05-00S 116-04E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
Lt C.J. Rameau	??
Unknown	??

Cha-113

Class: ABCD

Ordered:

Builder: Willemsoord Royal Dockyard

Laid Down: 03.09.28

Launched: 19.04.29

Completed: 04.08.30

HMNhS Mijnenveger A
Scuttled: 01.03.42

Commissioned: 20.12.42

Base Force 23/2 South Exp/SW Area Fleet 20.12.42-05.02.45

Base Force 23/2 South Exp/10 Area Fleet 05.02.45-05.06.45

Fate: sunk 23.06.45 by aircraft Talembau, Java

Position:

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
Lt J.P. Rotjans	??
Unknown	??

Cha-114 第百十四號駆潜特務艇

Class: B1

Ordered:

Builder:

Laid Down:

Captured:

Launched: 30.11.43

Completed: 23.06.44

SW Area Fleet 23.06.44-15.02.45

Fate: sunk 20.02.45 by USS Hawkbill (SS-366) in South China Sea

Position: 08-43S 115-36E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Mid Motoshima 元嶋喜松	02.45-20.02.45

Cha-115 第百十五號駆潜特務艇

Class: B1

Ordered:

Builder:

Laid Down:

Captured:

Launched: 06.44

Completed: 02.09.44

Base Force 21/2 South Exp/SW Area Fleet 04.09.44-05.02.45

Base Force 21/2 South Exp/10 Area Fleet 05.02.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Mid Hayashi Kazuma 林　数馬	02.45-

Cha-116 第百十六號駆潜特務艇

Class: ABCD

Ordered:

Builder: Willemsoord Royal Dockyard

Laid Down: 19.04.29

Launched: 12.29

Completed: 04.08.30

HMNhS Mijnenveger C

Captured

Commissioned: 08.04.43

Base Force 25/2 South Exp/SW Area Fleet 08.04.43-30.11.43

Base Force 25/4 Southern Exp Fleet/SW Area Fleet 30.11.43-13.11.44

Fate: sunk 13.11.44 by aircraft at Cavite, Luzon, Philippines

Position: s14-30N 120-45E

Dead:

Saved:

Removed from Navy List: 10.01.45

Commanding Officer (Kancho) 艦長
Lt S.N. Scheltema	??
Unknown	??

Cha-117

Class: Alor

Ordered:

Builder: Droogdok Mij, Tandjong Priok

Laid Down:

Launched:

Completed: 1938

HMNhS Bantam (HMV 4)

Scuttled: 02.03.42

Commissioned: 10.08.43

SW Area Fleet 10.08.43-23.07.45

Fate: sunk 23.07.45 by USS Hardhead (SS-365)

Position: 08-10S 115-29E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
Lt J.A. Wasch
S.D. Mid Matsuo Shigeru 松尾　茂	02.45-04.45
CWO Kinoshita 木下唯八	04.45-25.04.45
CWO Moriuchi Sadao 森内貞雄	25.04.45-23.07.45

Cha-151 第百五十一號駆潜特務艇

Class: Cha-1

Ordered: 1943 (#2001)

Builder: Yamanishi Shipbuilding

Laid Down: 12.08.43

Launched: 18.01.44

Completed: 14.03.44

Yokosuka Defense Sqd 14.03.44-10.02.45

Takao Defense Sqd 10.02.45-15.04.45

Fate: wrecked 20.04.45 SE of Pescadores Islands

Position: 23-30N 119-40E

Dead:

Saved:

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長
S.D. Mid Nagase Takichi 長瀬多吉	09.44-20.04.45

Cha-152 第百五十二號駆潜特務艇

Class: Cha-1

Ordered: 1943 (#2002)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 24.07.43

Launched: 08.01.44

Completed: 10.02.44

Saeki Defense Sqd 10.02.44-01.11.44

Takao Defense Sqd 01.11.44-09.01.45

Fate: sunk 09.01.45 by aircraft off Formosa

Position:

Dead:

Saved:

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長
CWO Yamamoto Bungo 山本文吾	02.44-10.44
CWO Abe Shigeyuki 阿部重之	10.44-11.44
S.D. Mid Endo Kiyotsugi 遠藤清二	11.44-09.45

Cha-153 第百五十三號駆潜特務艇

Class: Cha-1

Ordered: 1943 (#2003)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 10.04.43

Launched: 25.01.44

Completed: 19.04.44

Maizuru Guard 19.04.44-06.07.45

Fate: sunk 06.07.45 by mine off Niigata, Japan

Position:

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Funamoto Eikichi 船本榮吉	05.44-11.44
S.D. Lt(jg) Fujita Ko 藤田　廣	11.44-06.07.45

Cha-154 第百五十四號駆潜特務艇

Class: Cha-1

Ordered: (#2004)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 31.08.43

Launched: 22.02.44

Completed: 24.04.44

Sasebo Guard 24.04.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Ugusui (うぐいす) (PB-06) 20.08.48-01.07.50

Ugusui (PS-06) 01.07.50-01.05.54

Ugusui (PS-126) 01.05.54-24.12.60

Fate: surrenderd, scrapped, 1961

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-155 第百五十五號駆潜特務艇

Class: Cha-1

Ordered: (#2005)

Builder: Yamanishi Shipbuilding

Laid Down: 15.09.43

Launched: 23.02.44

Completed: 25.04.44

Yokosuka Defense Sqd 25.04.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Shigi (しぎ)(PB-26) 20.08.48-01.07.50

Shigi (PS-26) 01.07.50-01.05.54

Shigi (PS-138) 01.05.54-31.05.56

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Hirama Gennosuke 平間　源之助	09.44-09.45

Cha-156 第百五十六號駆潜特務艇

Class: Cha-1

Ordered: (#2006)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 15.09.43

Launched: 25.01.44

Completed: 31.03.44

Saeki Defense Sqd 31.03.44-01.11.44

Takao Defense Sqd 01.11.44-29.03.45

Fate: sunk 29.03.45 by aircraft north of Takao, Formosa

Position: 22-40N 120-15E

Dead:

Saved:

Removed from Navy List: 10.05.45

Commanding Officer (Kancho) 艦長
CWO Kanda Tomio 神田富夫	03.44-10.44
S.D. Mid Tabuchi Kiichi 田淵喜一	10.44-11.44
CWO Murata Kiyoyoshi 村田　喜代義	11.44-29.03.45

Cha-157 第百五十七號駆潜特務艇

Class: Cha-1

Ordered: (#2007)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 09.12.43

Launched: 09.03.44

Completed: 20.04.44

Maizuru Guard 20.04.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-01.08.49

Aosagi (あおさぎ)(PB-37) 01.08.49-01.07.50

Aosagi (PS-37) 01.07.50-01.05.55

Aosagi (PS-141) 01.05.55-20.02.62

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Fujioka Shoujiro 藤岡　庄次郎	05.44-06.44
S.D. Mid Tajima Tadashi 田島　忠	06.44-03.45
S.D. Mid Kudo Munesue 工藤宗末	03.45-05.45
S.D. Lt(jg) Tajima Tadashu 田島　忠	05.45-09.45

Cha-158 第百五十八號駆潜特務艇

Class: Cha-1

Ordered: (#2008)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 15.07.43

Launched: 24.02.44

Completed: 24.04.44

Sasebo Guard 24.04.44-09.45

Fate: surrendered

Removed from Navy List:

Commanding Officer (Kancho) 艦長

Unknown

Cha-159 第百五十九號駆潜特務艇

Class: Cha-1

Ordered: (#2009)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 12.10.43

Launched: 05.03.44

Completed: 17.05.44

Yokosuka Defense Sqd 17.05.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-01.08.49

Hinazuru (ひなづる)(PB-38) 01.08.49-01.07.50

Hinazuru (PS-38) 01.07.50-01.05.54

Hinazuru (PS-142) 01.05.54-25.01.63

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Kuribayashi Yuzuru 榑林　譲	09.44-11.44
S.D. Mid Miyazaki Kasaku 宮崎嘉作	11.44-11.44
S.D. Mid 關場磯治	11.44-09.45

Cha-160 百六十號駆潜特務艇

Class: Cha-1

Ordered: (#2010)

Builder: Hayashikane Heavy Industries

Laid Down: 10.10.43

Launched: 28.01.44

Completed: 03.05.44

Sasebo Guard 03.05.44-05.06.45

Shimoseki Defense Sqd 05.06.45-18.09.45

Fate: wrecked 18.09.45 south of Yoshimi

Position:

Dead:

Saved:

Removed from Navy List:

Commanding Officer (Kancho) 艦長

Unknown

Cha-161 第百六十一號駆潜特務艇

Class: Cha-1

Ordered: (#2011)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 30.11.43

Launched: 10.03.44

Completed: 03.07.44

Yokosuka Defense Sqd 03.07.44-05.06.45

Onagawa Defense Sqd 05.06.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Patrol Boat Kotaka「こたか」(PB-24) 20.08.48-01.07.50

Patrol Boat Kotaka「こたか」(PS-24) 01.07.50-01.05.54

Patrol Boat Kotaka「こたか」(PS-137) 01.05.49-31.12.54

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Tomita Hikosaku 富田彦作	09.44-09.45

Cha-162 第百六十二號駆潜特務艇

Class: Cha-1

Ordered: (#2012)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 15.10.43

Launched: 05.03.44

Completed: 26.05.44

Maizuru Guard 26.05.44-10.07.45

Nanaoko Wan Guard 10.07.45-09.45

Fate: surrendered

Removed from Navy List:

Commanding Officer (Kancho) 艦長
S.D. Mid Ota Kanjiro 小田　寛次郎	06.44-09.45

Cha-163 第百六十三號駆潜特務艇

Class: Cha-1

Ordered: (#2013)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 12.11.43

Launched: 25.03.44

Completed: 23.06.44

Yokosuka Defense Sqd 23.06.44-03.01.45

Fate: sunk 03.01.45 by aircraft in Formosa Strait

Position:

Dead:

Saved:

Removed from Navy List: 10.02.45

Commanding Officer (Kancho) 艦長
CWO Kanaya Uichiro 金　卯一郎	09.44-11.44
CWO Miyahara Mikao 宮原甕男	11.44-03.01.45

Cha-164 第百六十四號駆潜特務艇

Class: Cha-1

Ordered: (#2014)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 28.02.44

Launched: 20.04.44

Completed: 22.06.44

Saeki Defense Sqd 22.06.44- 10.06.45

Tokuyama Defense Sqd 10.06.45-09.45

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Asano 淺野　為四郎	06.44-10.44
CWO Inada Hidekichi 稲田秀吉	10.44-09.45

Cha-165 第百六十五號駆潜特務艇

Class: Cha-1

Ordered: (#2015)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 05.10.43

Launched: 26.02.44

Completed: 25.04.44

Saeki Defense Sqd 25.04.44-11.09.44

Fate: sunk 11.09.44 by USS Albacore (SS-218) 27 miles SSW Fukushima, Japan

Position: 32-20N 131-50E

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-166 第百六十六號駆潜特務艇

Class: Cha-1

Ordered: (#2016)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 09.01.44

Launched: 06.04.44

Completed: 10.06.44

Maizuru Guard 10.06.44- 09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Hato 「はと」(PB-17) 20.08.48-01.07.50

Hato (PS-17) 01.07.50-01.05.54

Hato (PS-133) 01.05.54-05.02.63

Fate: surrendered

Removed from Navy List: 28.08.47

Commanding Officer (Kancho) 艦長
S.D. Mid Ishigaki Toyota 石垣豊太	08.44-09.44
CWO Terashima 寺島　紋太夫	09.44-11.44
S.D. Mid Hosoda Tatsunobu 細田辰信	11.44-12.44
S.D. Lt(jg) Hinoki Takuji 檜木宅治	12.44-01.45
S.D. Lt(jg) Hosoda Tatsunobu 細田辰信	01.45-02.45
S.D. Lt(jg) Hinoki Takuji 檜木宅治	02.45-04.45
S.D. Lt(jg) Matsui Tetsuya 松井哲也	04.45-09.45

Cha-167 第百六十七號駆潜特務艇

Class: Cha-1

Ordered: (#2017)

Builder: Hayashikane Heavy Industries

Laid Down: 11.11.43

Launched: 24.02.44

Completed: 13.06.44

Saeki Defense Sqd 13.06.44-20.06.45

Kure Defense Sqd 20.06.45-

Fate: sunk 15.08.45 by mine off Hiroshima, Japan

Position:

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Fujii Toshio 藤井敏夫	06.44-15.08.45

Cha-168 第百六十八號駆潜特務艇

Class: Cha-1

Ordered: (#2018)

Builder: Yonago Shipbuilding Co., Yonago

Laid Down: 18.12.43

Launched: 03.05.44

Completed: 06.07.44

Sasebo Guard 06.07.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.10.49

Minesweeper「駆特第一六八号」(MS-57) 20.10.49-01.12.51

Nishikidori (にしきどり)(MS-57) 01.12.51-01.04.56

JMSDF Special Duty Boat「特務６号」(MS-57) 01.04.56-31.03.57

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Kamogawa Tadao 鴨川忠男	06.45-09.45

Cha-169 第百六十九號駆潜特務艇

Class: Cha-1

Ordered: (#2019)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 16.11.43

Launched: 25.03.44

Completed: 31.05.44

Sasebo Defense Sqd 31.05.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Yamasemi (やませみ)(PB-11) 20.08.48-01.07.50

Yamasemi (PS-11) 01.07.50-01.05.54

Yamasemi (PS-129) 01.05.54-01.12.54

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-170 第百七十號駆潜特務艇

Class: Cha-1

Ordered: (#2020)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 30.11.43

Launched: 10.03.44

Completed: 05.05.44

Yokosuka Defense Sqd 05.05.44-20.06.45

Shimoseki Defense Sqd 20.06.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Kato Seisku 加藤静作	09.44-03.45
S.D. Mid Sato Kameo 佐藤亀夫	03.45-09.45

Cha-171 第百七十一號駆潜特務艇

Class: Cha-1

Ordered: (#2021)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 15.04.43

Launched: 22.03.44

Completed: 11.05.44

Yokosuka Defense Sqd 11.05.44-05.06.45

Onagawa Defense Sqd 05.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第一七一号」(MS-01) 20.08.48-01.12.51

Chiyozuru (ちよづる) (MS-01) 01.12.51-01.09.57

Chiyozuru (MSI-695) 01.09.57-31.03.61

JMSDF Support Boat「特務雑船28号 (YAS-28) 01.03.61-31.03.62

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Kato Kenshi 加藤健司	09.44-09.45

Cha-172 第百七十二號駆潜特務艇

Class: Cha-1

Ordered: (#2022)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 20.11.43

Launched: 27.03.44

Completed: 15.06.44

Maizuru Guard 15.06.44-26.05.45

Fate: sunk 26.05.45 by mine 伏木港口灯台30度1500m

Position:

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Kato Kikuji 加藤　喜久治	07.44-03.45
S.D. Lt(jg) Ito Kichiro 伊藤吉郎	03.45-26.05.45

Cha-173 第百七十三號駆潜特務艇

Class: Cha-1

Ordered: (#2023)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 24.11.43

Launched: 31.03.44

Completed: 30.05.44

Sasebo Guard 30.05.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-01.08.49

Shirataka (ちどり) (PB-40) 01.08.49-01.07.50

Shirataka (PS-40) 01.07.50-01.05.54

Shirataka (PS-144) 01.05.54-28.02.59

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-174 第百七十四號駆潜特務艇

Class: Cha-1

Ordered: (#2024)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 23.12.43

Launched: 15.04.44

Completed: 22.06.44

Saeki Defense Sqd 22.06.44-10.06.45

Sentai 81 10.06.45-09.45

Fate: surrendered, sunk 01.09.46 by fire at Otake, Japan

Removed from Navy List:

Commanding Officer (Kancho) 艦長
S.D. Mid Nakanishi Tamotso 中西　保	01.45-09.45

Cha-175 第百七十五號駆潜特務艇

Class: Cha-1

Ordered: (#2025)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 28.11.43

Launched: 05.05.44

Completed: 09.08.44

Saeki Defense Sqd 09.08.44-10.06.45

Onagawa Defense Sqd 10.06.45-09.45

Fate: surrendered

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Kasasagi (かささぎ)(PB-01) 20.08.48-01.07.50

Kasasagi (PS-01) 01.07.50-01.05.54

Kasasagi (PS-121) 01.05.54-10.02.59

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Kawakami Iwao 川上岩雄	08.44-02.45
S.D. Mid Katada Hajime 堅田　肇	02.45-09.45

Cha-176 第百七十六號駆潜特務艇

Class: Cha-1

Ordered: (#2026)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 05.03.44

Launched: 04.05.44

Completed: 09.08.44

Saeki Defense Sqd 09.08.44-24.09.44

Takao Defense Sqd 24.09.44-20.01.45

Fate: sunk 20.01.45 by aircraft in Formosa Straits

Position:

Dead:

Saved:

Removed from Navy List: 10.02.45

Commanding Officer (Kancho) 艦長
CWO Date Takesaburo 伊達　武三郎	08.44-20.01.45

Cha-177 第百七十七號駆潜特務艇

Class: Cha-1

Ordered: (#2027)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 05.11.43

Launched: 06.04.44

Completed: 18.05.44

Saeki Defense Sqd 18.05.44-24.09.44

Takao Defense Sqd 24.09.44-07.02.45

Fate: sunk 07.02.45 by aircraft at Takao, Formosa

Position:

Dead:

Saved:

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長
CWO Miyahara Kenichi 宮原兼市	05.44-07.02.45

Cha-178 第百七十八號駆潜特務艇

Class: Cha-1

Ordered: (#2028)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 18.02.44

Launched: 20.05.44

Completed: 07.07.44

Saeki Defense Sqd 07.07.44-05.06.45

Shimoseki Defense Sqd/7 Fleet 05.06.45-09.45

Fate: damaged by mine 11.08.45

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Ishimaru Kenichi 石丸兼一	07.44-11.44
CWO Kaneda Toich i兼田藤一	11.44-

Cha-179 第百七十九號駆潜特務艇

Class: Cha-1

Ordered: (#2029)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 30.11.43

Launched: 11.03.44

Completed: 30.05.44

Sasebo Guard 30.05.44-05.06.45

Shimoseki Defense Sqd 05.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-01.08.49

Yamagara (やまがら)(PB-41) 01.08.49-20.10.49

Yamagara (PS-41) 20.10.49-01.05.50

Yamagara (PS-145) 01.05.50-24.01.61

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-180 第百八十號駆潜特務艇

Class: Cha-1

Ordered: (#2030)

Builder: Murakami Shipbuilding

Laid Down: 10.11.43

Launched: 23.03.44

Completed: 17.07.44

Tokyo Bay Defense Sqd 17.07.44-09.45

Fate: surrendered, sunk 26.03.46 by fire at Osaka, Japan

Removed from Navy List: 10.04.46

Commanding Officer (Kancho) 艦長
S.D. Mid Kojima Eizo 小島榮藏	09.44-09.45

Cha-181 第百八十一號駆潜特務艇

Class: Cha-1

Ordered: (#2031)

Builder: Funaya Shipbuilding Co., Hakodate

Laid Down: 20.10.43

Launched: 30.03.44

Completed: 15.06.44

Ominato Defense Sqd 15.06.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Hibari (ひばり) (PB-16) 20.08.48-01.07.50

Hibari (PS-16) 01.07.50-01.05.54

Hibari (PS-132) 01.05.54-20.02.62

Fate: surrendered

Removed from Navy List: 28.08.47

Commanding Officer (Kancho) 艦長
S.D. Mid Sugawara Jinnosuke 菅原甚之助	15.06.44-02.06.45
S.D. Mid Hayashi Sanjuhachi 林　三十八	02.06.45-09.45

Cha-182 第百八十二號駆潜特務艇

Class: Cha-1

Ordered: (#2032)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 31.12.43

Launched: 23.04.44

Completed: 03.07.44

Yokosuka Defense Sqd 03.07.44-25.10.44

Ise Wan Defense Sqd 25.10.44-09.45

Fate: Damaged 30.07.45 by aircraft, surrendered and scrapped 1946

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Kuwabara Kinji 桑原金治	09.44-01.45
CWO Taguchi Tsunekichi 田口常吉	01.45-09.45

Cha-183 第百八十三號駆潜特務艇

Class: Cha-1

Ordered: (#2033)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 30.11.43

Launched: 25.04.44

Completed: 03.07.44

Yokosuka Defense Sqd 03.07.44-25.10.44

Ise Wan Defense Sqd 25.10.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Benizuru (べにづる)(PB-12) 20.08.48-01.07.50

Benizuru (PS-12) 01.07.50-01.05.54

Benizuru (PS-130) 01.05.54-15.06.54

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Omori Yoshio 大森美雄	09.44-25.10.44
CWO Uchiyama Masao 内山正夫	25.10.44-12.44
S.D. Mid Shimura Matayoshi 志村又吉	12.44-09.45

Cha-184 第百八十四號駆潜特務艇

Class: Cha-1

Ordered: (#2034)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 25.12.43

Launched: 05.05.44

Completed: 14.07.44

Maizuru Guard 14.07.44-09.45

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Sakata Genjiro 阪田　源治郎	07.44-09.45

Cha-185 第百八十五號駆潜特務艇

Class: Cha-1

Ordered: (#2035)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 05.02.44

Launched: 25.06.44

Completed: 03.09.44

Ominato Defense Sqd 03.09.44-05.06.45

Ise Wan Defense Sqd 06.45-08.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Hayabusa (はやぶさ)(PB-19) 20.08.48-01.07.50

Hayabusa (PS-19) 01.07.50-01.05.54

Hayabusa (PS-135) 01.05.54-01.12.56

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Suzuki Yasutarou 鈴木　安太郎	03.09.44-04.02.45
S.D. Lt(jg) Marumatsu 村松　與外松	04.02.45-09.45

Cha-186 第百八十六號駆潜特務艇

Class: Cha-1

Ordered: (#2036)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 05.03.44

Launched: 06.07.44

Completed: 04.09.44

Yokosuka Defense Sqd 04.09.44-05.06.45

Shimoseki Defense Sqd 05.06.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Hatsukari (はつかり) (PB-13) 20.08.48-01.07.50

Hatsukari (PS-13) 01.07.50-01.05.54

Hatsukari (PS-131) 01.05.54-20.11.59

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO ?? 串源清吉	11.44-09.45

Cha-187 第百八十七號駆潜特務艇

Class: Cha-1

Ordered: (#2037)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 09.11.43

Launched: 26.04.44

Completed: 03.06.44

Saeki Defense Sqd 03.06.44-10.06.45

Sentai 81 10.06.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Yamadori (やまどり)(PB-04) 20.08.48-01.07.50

Yamadori (PS-04) 01.07.50-01.05.54

Yamadori (PS-124) 01.05.54-28.03.58

Fate: surrenedred

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Higashide Yoshihiko 東出義彦	06.44-11.44
S.D. Mid Katada Hajime 堅田　肇	11.44-12.44
CWO Kanbara Kanichi 神原勘一	12.44-09.45

Cha-188 第百八十八號駆潜特務艇

Class: Cha-1

Ordered: (#2038)

Builder: Tokushima Godo Shipbuilding

Laid Down: 18.12.43

Launched: 20.05.44

Completed: 10.07.44

Saeki Defense Sqd 10.07.44-05.06.45

Shimoseki Defense Sqd 05.06.45-02.07.45

Fate: sunk 02.07.45 by mine off Matsure Jima Lighthouse

Position:

Dead:

Saved:

Removed from Navy List:

Commanding Officer (Kancho) 艦長
CWO Makaji Kensuke 真梶兼助	07.44-02.07.45

Cha-189 第百八十九號駆潜特務艇

Class: Cha-1

Ordered: (#2039)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 17.12.43

Launched: 11.04.44

Completed: 31.07.44

Sasebo Guard 31.07.44-01.11.44

Takao Defense Sqd 01.11.44-29.03.45

Fate: sunk 29.03.45 by aircraft at Takao, Formosa

Position: 22-40N 120-15E

Dead:

Saved:

Removed from Navy List:


Commanding Officer (Kancho) 艦長
S.D. Mid Kobayashi Tetsugoro 小林鉄五郎	27.11.44-29.03.45

Cha-190 第百九十號駆潜特務艇

Class: Cha-1

Ordered: (#2040)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 16.11.43

Launched: 21.05.44

Completed: 25.07.44

Sasebo Guard 25.07.44-01.11.44

Takao Defense Sqd 01.11.44- 09.45

Fate: surrendered

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長
S.D. Mid Wakamatsu Gentaro 若松源太郎	27.11.44-09.45

Cha-191 第百九十一號駆潜特務艇

Class: Cha-1

Ordered: (#2041)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 29.12.43

Launched: 25.05.44

Completed: 28.07.44

Sasebo Guard 28.07.44-01.11.44

Takao Defense Sqd 01.11.44-15.03.45

2 China Area Fleet 15.03.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Miki Shokichi 三木庄吉	12.44-09.45

Cha-192 第百九十二號駆潜特務艇

Class: Cha-1

Ordered: (#2042)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 28.12.43

Launched: 27.04.44

Completed: 30.06.44

Ominato Defense Sqd 30.06.44-10.02.45

Takao Defense Sqd 10.02.45-15.03.45

2 China Area Fleet 15.03.45-29.03.45

Fate: sunk 29.03.45by aircraft off Takao, Formosa

Position: 22-40N 120-15E

Dead:

Saved:

Removed from Navy List: 10.05.45

Commanding Officer (Kancho) 艦長
S.D. Mid Watanabe Makoto 渡邊　誠	30.06.44-29.03.45

Cha-193 第百九十三號駆潜特務艇

Class: Cha-1

Ordered: (#2043)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 15.02.44

Launched: 23.05.44

Completed: 20.08.44

Kurile Island Defense Sqd 20.08.44-18.06.45

Ominato Defense Sqd 18.06.45-09.45

Fate: surrendered

Removed from Navy List: 20.12.45

Commanding Officer (Kancho) 艦長
CWO Kushihara Seikichi 串原清吉	09.44-11.44
CWO Matsubara Masao 松原正生	11.44-09.45

Cha-194 第百九十四號駆潜特務艇

Class: Cha-1

Ordered: (#2044)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 31.01.44

Launched: 29.06.44

Completed: 21.08.44

Kurile Island Defense Sqd 21.08.44-18.06.45

Ominato Defense Sqd 18.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Mizutori (みずとり) (PB-42) 01.08.48-01.07.50

Mizutori (PS-42) 01.07.50-01.04.53

Fate: surrendered, sunk 01.04.53 by grounding at Sakata

Removed from Navy List:

Commanding Officer (Kancho) 艦長
CWO Someya Sakuji 染谷作次	09.44-09.45

Cha-195 第百九十五號駆潜特務艇

Class: Cha-1

Ordered: (#2045)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 25.12.43

Launched: 28.05.44

Completed: 18.08.44

Maizuru Guard 18.08.44-06.06.45

Fate: sunk 06.06.45 by mine in Nanao Bay, Japan

Position:

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Mid Taki Chizozo 瀧　千代三	15.07.44-11.44
S.D. Mid Nakayama Shuuzo 中山秀造	11.44-05.45
S.D. Mid Maeda Kotaro 前田廣太	05.45-06.06.45

Cha-196 第百九十六號駆潜特務艇

Class: Cha-1

Ordered: (#2046)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 06.03.44

Launched: 10.08.44

Completed: 15.10.44

Ominato Defense Sqd 15.10.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Wakataka (わかたか) (PB-25) 20.08.48-01.07.50

Wakataka (PS-25) 01.07.50-01.08.51

Wakataka (MS-83) 01.08.51-01.04.56

JMSDF Special Duty Boat「特務８号」(MS-83) 01.04.56-01.09.57

JMSDF Special Duty Boat「特務８号」(ASM-58) 01.09.57-31.03.61

JMSDF Support Boat「特務雑船31号」(YAS-31) 31.03.61-31.03.64

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Haneda Sanj i羽田三治	15.10.44-09.45

Cha-197 第百九十七號駆潜特務艇

Class: Cha-1

Ordered: (#2047)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 25.05.44

Launched: 25.08.44

Completed: 14.10.44

Yokosuka Defense Sqd 15.10.44-05.06.45

Shimoseki Defense Sqd 05.06.45-18.06.45

Fate: sunk 18.06.45 by mine in Kanmon Straits

Position:

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
S.D. Mid Kawamata 川股　四郎左エ門	11.44-03.45
CWO Nakajma Mitsuji 中島光次	03.45-03.45
S.D. Mid Ebisawa Tsuneo 海老沢　経男	03.45-18.06.45

Cha-198 第百九十八號駆潜特務艇

Class: Cha-1

Ordered: (#2048)

Shikoku Dock Industrial Co., TakamatsuLaid Down: 30.11.43

Launched: 07.05.44

Completed: 26.06.44

Saeki Defense Sqd 26.06.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Wakasagi (わかさぎ)(PB-02) 01.05.48-01.07.50

Wakasagi (PS-02) 01.07.50-01.05.54

Wakasagi (PS-122) 01.05.54-01.12.63

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Senda Bunji 扇田文治	06.44-09.45

Cha-199 第百九十九號駆潜特務艇

Class: Cha-1

Ordered: (#2049)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 09.03.44

Launched: 06.07.44

Completed: 17.08.44

Saeki Defense Sqd 17.08.44-31.03.45

Fate: sunk 31.03.45 by mine off Mutsure, Japan

Position:

Dead:

Saved:

Removed from Navy List: 10.05.45

Commanding Officer (Kancho) 艦長
CWO Aoki Keiji 青木景二	08.44-12.44
CWO Kanda Tomio 神田富夫	12.44-31.03.45

Cha-200 第二百號駆潜特務艇

Class: Cha-1

Ordered: (#2050)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 06.01.44

Launched: 11.05.44

Completed: 25.07.44

Sasebo Guard 25.07.44-29.03.45

Fate: sunk 29.03.45 by mine off Izashiki, Japan

Position:

Dead:

Saved:

Removed from Navy List: 01.04.46

Commanding Officer (Kancho) 艦長

Unknown

Cha-201 第二百一號駆潜特務艇

Class: Cha-1

Ordered: (#2051)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 28.01.44

Launched: 10.06.44

Completed: 01.09.44

Sasebo Guard 01.09.44-09.45

Fate: surrendered, sunk 24.02.46 by mine

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-202 第二百二號駆潜特務艇

Class: Cha-1

Ordered: (#2052)

Builder: Murakami Shipbuilding

Laid Down: 10.11.43

Launched: 30.05.44

Completed: 01.09.44

Yokosuka Defense Sqd 01.09.44-09.45

Fate: surrendered, sunk by mine 17.10.50

Removed from Navy List: 21.12.45

Commanding Officer (Kancho) 艦長
CWO Koshida Seizo 越田清三	03.45-09.45

Cha-203 第二百三號駆潜特務艇

Class: Cha-1

Ordered: (#2053)

Builder: Funaya Shipbuilding Co., Hakodate

Laid Down: 26.11.43

Launched: 15.06.44

Completed: 14.10.44

Ominato Defense 14.10.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Hiyodori 「ひよどり」(PB-22) 20.08.48-01.07.50

Hiyodori (PS-22) 01.07.50-01.08.51

Hiyodori (MS-84) 01.08.51-01.09.57

Hiyodori (MSI-700) 01.09.57-31.03.65

Fate: surrendered

Removed from Navy List:

Commanding Officer (Kancho) 艦長
S.D. Mid Ebizawa Kyouo 海老澤　経男	14.10.44-04.02.45
S.D. Mid Kannao Kyuugo 菅野久吾	04.02.45-05.45
S.D. Mid Sugimoto Shoji 杉本正二	05.45-09.45

Cha-204 第二百四號駆潜特務艇

Class: Cha-1

Ordered: (#2054)

Builder: Yonago Shipbuilding Co., Yonago

Laid Down: 24.05.44

Launched: 30.07.44

Completed: 01.12.44

Maizuru Guard 01.12.44-01.11.44

Takao Defense Sqd 01.11.44-15.03.45

2 China Area Fleet 15.03.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Hinoki Takuji 檜木宅治	09.44-12.44

Cha-205 第二百五號駆潜特務艇

Class: Cha-1

Ordered: (#2055)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 20.12.43

Launched: 03.08.44

Completed: 30.09.44

Sasebo Guard 30.09.44-29.03.45

Fate: sunk 29.03.45 by aircraft at Oosumi Islands

Position: 30-30N 130-10E

Dead:

Saved:

Removed from Navy List:

Commanding Officer (Kancho) 艦長

Unknown

Cha-206 第二百六號駆潜特務艇

Class: Cha-1

Ordered: (#2056)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 20.03.44

Launched: 22.06.44

Completed: 25.08.44

Kurile Islands Base Force 25.08.44-18.06.45

Ominato Defense Sqd 18.06.45-26.06.45

Fate: sunk 26.06.45 by US destroyers in Kurile Islands

Position: 49-40N 155-30E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
CWO Matsumoto Kurao 松本倉雄	09.44-26.06.45

Cha-207 第二百七號駆潜特務艇

Class: Cha-1

Ordered: (#2057)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 19.02.44

Launched: 06.07.44

Completed: 17.08.44

Sasebo Guard 17.08.44-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-208 第二百八號駆潜特務艇

Class: Cha-1

Ordered: (#2058)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 17.01.44

Launched: 19.08.44

Completed: 06.10.44

Yokosuka Defense Sqd 06.10.44-1945

Fate: sunk on unknown date 1945 off Shimoseki, Japan

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-209 第二百九號駆潜特務艇

Class: Cha-1

Ordered: (#2059)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 17.01.44

Launched: 13.06.44

Completed: 28.07.44

Yokosuka Defense Sqd 28.07.44-18.06.45

Ominato Defense Sqd 18.06.45-26.06.45

Fate: sunk 26.06.45 by US destroyers in Kurile Islands

Position: 49-40N 155-30E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
CWO Noguchi Torakichi 野口寅吉	11.08.44-26.06.45

Cha-210 第二百十號駆潜特務艇

Class: Cha-1

Ordered: (#2060)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 13.02.44

Launched: 25.06.44

Completed: 29.08.44

Maizuru Guard 29.08.44-01.11.44

Takao Defense Sqd 01.11.44-15.03.45

2 China Area Fleet 15.03.45-05.05.45

Fate: sunk 05.05.45 by aircraft at Canton, China

Position:

Dead:

Saved:

Removed from Navy List: 10.07.45

Commanding Officer (Kancho) 艦長
S.D. Mid Fujita Ko 藤田　廣	08.44-13.12.44
S.D. Mid Oka Shigeru 岡　茂	13.12.44-05.05.45

Cha-211 第二百十一號駆潜特務艇

Class: Cha-1

Ordered: (#2061)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 09.04.44

Launched: 25.06.44

Completed: 20.09.44

Yokosuka Defense Sqd 20.09.44-20.07.45

Fate: wrecked 20.07.45 during air raid atYokosuka

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Yoshikawa Jusaburo 芳川　壽三郎	11.44-03.45
S.D. Mid Takeda Chouji 武田長治	03.45-20.07.45

Cha-212 第二百十二號駆潜特務艇

Class: Cha-1

Ordered: (#2062)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 07.04.44

Launched: 10.09.44

Completed: 25.10.44

Ominato Defense Sqd 25.10.44-09.45

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Saito Kaoru 齊藤　薫	25.10.44-09.45

Cha-213 第二百十三號駆潜特務艇

Class: Cha-1

Ordered: (#2063)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 20.07.44

Launched: 05.10.44

Completed: 28.11.44

Yokosuka DefenseSqd 28.11.44-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
S.D. Lt(jg) Sato Yuusuke 佐藤雄亮	05.45-09.45

Cha-214 第二百十四號駆潜特務艇

Class: Cha-1

Ordered: (#2064)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 09.07.44

Launched: 21.09.44

Completed: 08.12.44

Saeki DefenseSqd 08.12.44-10.04.45

Shanghai Base Force 10.04.45-05.06.45

Shimoseki Defense Sqd 05.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第二一四号」(MS-15) 20.08.48-01.12.51

Hayatori (はやとり) (MS-15) 01.12.51-01.09.57

Hayatori (MSI-699) 01.09.57-31.03.65

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Iuchi Shunji 井内俊治	12.44-09.45

Cha-215 第二百十五號駆潜特務艇

Class: Cha-1

Ordered: (#2065)

Builder: Tokushima Godo Shipbuilding

Laid Down: 13.01.44

Launched: unknown

Completed: 15.08.44

Saeki Defense Sqd 15.08.44-10.06.45

Sentai 81 10.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第二一五号」(MS-16) 20.08.48-01.12.51

Tomozuru (ともづる)(MS-16) 01.12.51-01.09.57

Tomozuru (MSI-693) 01.09.57-31.03.62

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Tashiro Hachiro 田代　占八郎	08.44-09.45

Cha-216 第二百十六號駆潜特務艇

Class: Cha-1

Ordered: (#2066)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 11.03.44

Launched: unknown

Completed: 13.09.44

Mako Base Force 13.09.44-09.01.45

Fate: grounding 09.01.45 during air raid at Formosa

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長

Unknown

Cha-217 第二百十七號駆潜特務艇

Class: Cha-1

Ordered: (#2067)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 26.04.44

Launched: unknown

Completed: 06.12.44

Yokosuka Defense Sqd 06.12.44-10.04.45

Shimoseki Defense Sqd 10.04.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Tsugumi (つぐみ) (PB-07) 20.08.48-01.07.50

Tsugumi (PS-07) 01.07.50-01.05.54

Tsugumi (PS-127) 01.05.54-06.01.61

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Lt Inoue Masakichi 井上政吉	03.45-09.45

Cha-218 第二百十八號駆潜特務艇

Class: Cha-1

Ordered: (#2068)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 10.03.44

Launched: unknown

Completed: 25.11.44

Maizuru Guard 25.11.44-09.45

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-219 第二百十九號駆潜特務艇

Class: Cha-1

Ordered: (#2069)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 25.06.44

Launched: unknown

Completed: 09.11.44

Yokosuka Defense Sqd 09.11.44-05.06.45

Ise Wan Defense Sqd 05.06.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Shirasagi (しらさぎ) (PB-14) 20.08.48-01.07.50

Shirasagi (PS-14) 01.07.50-01.08.51

Shirasagi (MS-85) 01.08.51-01.04.56

JMSDF Special Duty Boat「特務９号」(MS-85) 01.04.56-31.03.57

JMSDF Support Boat「特務雑船8号」(YAS-08) 31.03.57-31.03.62

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Kase Shizuka 加瀬　静	02.45-09.45

Cha-220 第二百二十號駆潜特務艇

Class: Cha-1

Ordered: (#2070)

Builder: Ichikawa Shipbuilding Co., Ujiyamada

Laid Down: 28.07.44

Launched: unknown

Completed: 28.12.44

16 Guard/ Hainan Base Force 28.12.44-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-221 第二百二十一號駆潜特務艇

Class: Cha-1

Ordered: (#2071)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 18.01.44

Launched: 03.07.44

Completed: 28.08.44

Osaka Defense Sqd 28.08.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第二二一号」(MS-02) 20.08.48-01.12.51

Yoshikiri (よしきり) (MS-02) 01.12.51-01.09.57

Yoshikiri (MSI-690) 01.09.57-31.03.61

JMSDF Support Boat「特務雑船29号」(YAS-29) 31.03.61-31.03.62

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Takeuchi Teruo 竹内照雄	11.44-06.45
S.D. Mid Imafuji Ryouichi 今藤良一	06.45-09.45

Cha-222 第二百二十二號駆潜特務艇

Class: Cha-1

Ordered: (#2072)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 28.04.44

Launched: unknown

Completed: 01.11.44

Saeki Defense Sqd 01.11.44-10.06.45

Sentai 81 10.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第二二二号」(MS-03) 20.08.48-01.12.51

Hatsutaka (はつたか)(MS-03) 01.12.51-01.09.57

Hatsutaka (MSI-696) 01.09.57-31.03.65

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Doi Kazuhito 土井一人	01.45-09.45

Cha-223 第二百二十三號駆潜特務艇

Class: Cha-1

Ordered: (#2073)

Builder: Jinen Shipbuilding Ironworks, Moji

Laid Down: 15.02.44

Launched: unknown

Completed: 25.11.44

Takao Defense Sqd 25.11.44-09.45

Fate: surrendered

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長

Unknown

Cha-224 第二百二十四號駆潜特務艇

Class: Cha-1

Ordered: (#2074)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 24.05.44

Launched: unknown

Completed: 05.10.44

Mako Base Force 05.10.44-05.03.45

Fate: sunk 05.03.45 by aircraft Makung, Formosa

Position: 23-32N 119-40E

Dead:

Saved:

Removed from Navy List: 10.05.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-225 第二百二十五號駆潜特務艇

Class: Cha-1

Ordered: (#2075)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 01.03.44

Launched: unknown

Completed: 31.08.44

Yokosuka Defense Sqd 31.08.44-18.07.45

Fate: sunk 18.07.45 by aircraft at Yokosuka, Japan

Position:

Dead:

Saved:

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Inomata Isao 猪俣勇雄	11.44-03.45
S.D. Mid Kobayashi Yoshimatsu 小林吉松	03.45-18.07.45

Cha-226 第二百二十六號駆潜特務艇

Class: Cha-1

Ordered: (#2076)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 10.05.44

Launched: unknown

Completed: 14.11.44

Saeki Defense Sqd 14.11.44-10.06.45

Sentai 81 10.06.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長
CWO Matsumura Makoto 松村　一	12.44-09.45

Cha-227 第二百二十七號駆潜特務艇

Class: Cha-1

Ordered: (#2077)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 03.05.44

Launched: unknown

Completed: 24.10.44

Saeki Defense Sqd 24.10.44-10.06.45

Sentai 81 10.06.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Oshidori (おしどり)(PB-05) 20.08.48-01.07.50

Oshidori (PS-05) 01.07.50-01.05.54

Oshidori (PS-125) 01.05.54-31.01.56

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
CWO Fujiwara Kiyoshi 藤原　潔	12.44-09.45

Cha-228 第二百二十八號駆潜特務艇

Class: Cha-1

Ordered: (#2078)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 11.04.44

Launched: unknown

Completed: 21.09.44

Takao Defense Sqd 21.09.44-15.03.45

2 China Area Fleet 15.03.45-09.45

Fate: surrendered. Sunk 18.09.45 in typhoon at Sasebo, Japan

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-229 第二百二十九號駆潜特務艇

Class: Cha-1

Ordered: (#2079)

Builder: Miho Shipbuilding Co., Shimizu

Laid Down: 20.08.44

Launched: unknown

Completed: 11.01.45

16 Guard/ Hainan Base Force 11.01.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-230 第二百三十號駆潜特務艇

Class: Cha-1

Ordered: (#2080)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 04.04.44

Launched: unknown

Completed: 25.10.44

Maizuru Guard 25.10.44-05.06.45

Fate: sunk 05.06.45 in collision with Azusa Maru off Korea

Position: 34-00N 127-18E

Dead:

Saved:

Removed from Navy List: 01.04.46

Commanding Officer (Kancho) 艦長
S.D. Mid Kukiyama Sadami 久木山　貞美	01.45-03.45
S.D. Mid Tateno Hideyoshi 立野秀良	03.45-05.06.45

Cha-231 第二百三十一號駆潜特務艇

Class: Cha-1

Ordered: (#2081)

Builder: Yamanishi Shipbuilding Ironworks, Ishinomaki

Laid Down: 30.08.44

Launched: unknown

Completed: 27.12.44

Sasebo Guard 27.12.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第二三一号」(MS-17) 20.08.48-01.12.51

Shiratori (しらとり) (MS-17) 01.12.51-01.09.57

Shiratori (MSI-694) 01.09.57-31.03.62

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-232 第二百三十二號駆潜特務艇

Class: Cha-1

Ordered: (#2082)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 26.08.44

Launched: unknown

Completed: 31.12.44

16 Guard/Hainan Base Force 31.12.44-15.05.45

Shimoseki Defense Sqd 15.05.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Otaka (おおたか)(PB-09) 20.08.48-01.07.50

Otaka (PS-09) 01.07.50-01.08.51

Otaka (MS-86) 01.08.51-01.07.54-01.04.56

JMSDF Special Duty Boat「特務10号」(MS-86) 01.04.56-31.03.57

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-233 第二百三十三號駆潜特務艇

Class: Cha-1

Ordered: (#2083)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 22.01.44

Launched: unknown

Completed: 10.11.44

Sasebo Guard 10.11.44-31.03.45

Fate: sunk 31.03.45 by aircraft off Amakusa, Japan

Position: 32-19N 129-50E

Dead:

Saved:

Removed from Navy List: 10.07.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-234 第二百三十四號駆潜特務艇

Class: Cha-1

Ordered: (#2084)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 13.01.44

Launched: unknown

Completed: 01.11.44

Sasebo Guard 01.11.44-09.45

Fate: surrendered

Removed from Navy List:

Commanding Officer (Kancho) 艦長

Unknown

Cha-235 第二百三十五號駆潜特務艇

Class: Cha-1

Ordered: (#2085)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 10.02.44

Launched: unknown

Completed: 18.09.44

Mako Base Force 18.09.44-15.03.45

2 China Area Fleet 15.03.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-236 第二百三十六號駆潜特務艇

Class: Cha-1

Ordered: (#2086)

Builder: Murakami Shipbuilding Co., Ishinomaki

Laid Down: 23.03.44

Launched: 28.08.44

Completed: 26.10.44

YokosukaDefense Sqd 26.10.44-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Komadori (こまどり)(PB-15) 20.08.48-01.07.50

Komadori (PS-15) 01.07.51-01.12.53

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Yamaguchi 山口久藏	11.44-03.45
CWO Tanaka 田中　四三郎	03.45-03.45
S.D. Mid Ubukinu Yasutaro 生貫　保太郎	03.45-09.45

Cha-237 第二百三十七號駆潜特務艇

Class: Cha-1

Ordered: (#2087)

Builder: Funaya Shipbuilding Co., Hakodate

Laid Down: 1944

Launched: 31.08.44

Completed: 15.01.45

Yokosuka Defense Sqd 15.01.45-05.06.45

Ise Wan Defense Sqd 05.06.45-11.06.45

Fate: sunk 11.06.45 by aircraft east of Iragomisaki, Japan

Position: 34-30N 137-06E

Dead:

Saved:

Removed from Navy List: 10.08.45

Commanding Officer (Kancho) 艦長
CWO Tanaka 田中　四三郎	02.45-20.06.45

Cha-238 第二百三十八號駆潜特務艇

Class: Cha-1

Ordered: (#2088)

Builder: Yonago Shipbuilding Co., Yonago

Laid Down: 24.05.44

Launched: 25.09.44

Completed: 25.11.44

Takao Defense Sqd 25.11.44-09.45

Fate: surrendered

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長

Unknown

Cha-239 第二百三十九號駆潜特務艇

Class: Cha-1

Ordered: (#2089)

Builder: Jinen Shipbuilding

Laid Down: 15.02.44

Launched: 30.11.44

Completed: 12.01.45

Takao Defense Sqd 12.01.45-15.05.45

Shimoseki Defense Sqd 15.05.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Kari (かり)(PB-10) 20.08.48-01.07.50

Kari (PS-10) 01.07.50-31.12.53

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-240 第二百四十號駆潜特務艇

Class: Cha-1

Ordered: (#2090)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 28.09.44

Launched: 01.12.44

Completed: 09.01.45

16 Guard/Hainan Base Force 09.01.45-10.04.45

Shanghai Base Force 10.04.45-09.45

Fate: surrendered

Removed from Navy List: 03.05.47

Commanding Officer (Kancho) 艦長

Unknown

Cha-241 第二百四十一號駆潜特務艇

Class: Cha-1

Ordered: (#2091)

Builder: Koyanagi Shipbuilding Co., Shizuoka

Laid Down: 01.04.44

Launched: 19.09.44

Completed: 22.10.44

Osaka Defense Sqd 22.10.44-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第二四一号」(MS-04) 20.08.48-01.12.51

Furutaka (ふるたか)(MS-04) 01.12.51-01.04.56

JMSDF Special Duty Boat「特務１号」(MS-04) 01.04.56-01.09.57

JMSDF Special Duty Boat「特務１号」(ASM-51) 01.09.57-31.03.60

JMSDF Support Boat「特務雑船25号」(YAS-25) 31.03.60-31.03.62

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Matsumoto Kouji 松本幸治	11.44-01.45
S.D. Mid Kawano Tarao 川野寅雄	01.45-03.45
CWO Nakamori Shigeru 仲森　繁	03.45-09.45

Cha-242 第二百四十二號駆潜特務艇

Class: Cha-1

Ordered: (#2092)

Builder: Saga Shipbuilding Co, Takaoka

Laid Down: 12.05.44

Launched: 25.09.44

Completed: 19.12.44

Maizuru Guard 19.12.44-09.45

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Goto Tsuriki 後藤鶴喜	01.45-03.45
S.D. Mid Yamada Kazuo 山田和男	03.45-09.45

Cha-243 第二百四十三號駆潜特務艇

Class: Cha-1

Ordered: (#2093)

Builder: Fukuoka Shipbuilding Ironworks, Fukuoka

Laid Down: 06.07.44

Launched: 01.12.44

Completed: 01.11.44

Takao Defense Sqd 01.11.44-09.45

Fate: surrendered

Removed from Navy List: 30.04.46

Commanding Officer (Kancho) 艦長

Unknown

Cha-244 第二百四十四號駆潜特務艇

Class: Cha-1

Ordered: (#2094)

Builder: Nishii Shipbuilding Co., Ujiyamada

Laid Down: 13.06.44

Launched: 30.09.44

Completed: 01.12.44

Sasebo Guard 01.12.44-20.05.45

Fate: sunk 20.05.45 by aircraft at Fukue Jima

Position: 32-59N 128.83E

Dead:

Saved:

Removed from Navy List: 10.07.45

Commanding Officer (Kancho) 艦長
S.D. Mid Miyazaki Shuuichi 宮埼秀一	05.45-20.05.45

Cha-245 第二百四十五號駆潜特務艇

Class: Cha-1

Ordered: (#2095)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 23.06.44

Launched: 10.09.44

Completed: 05.11.44

Sasebo Guard 05.11.44-06.12.44

1 South Exp Fleet 06.12.44-15.05.45

Shimoseki Defense Sqd 15.05.45-09.45

Ministry of Transport 28.08.47-01.05.48

Coast Guard 01.05.48-20.08.48

Manazuru (まなづる)(PB-03)20.08.48-01.07.50

Manazuru (PS-03) 01.07.50-01.05.54

Manazuru (PS-123) 01.05.54-20.02.62

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-246 第二百四十六號駆潜特務艇

Class: Cha-1

Ordered: (#2096)

Builder: Murakami Shipbuilding

Laid Down: 30.08.44

Launched: 08.10.44

Completed: 22.01.45

1 South Exp Fleet 22.01.45-10.04.45

Shimoseki Defense Sqd 10.04.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第二四六号」(MS-05) 20.08.48-01.12.51

Yamabato (やまばと)(MS-05) 01.12.51-01.04.56

JMSDF Special Duty Boat「特務２号」(MS-05) 01.04.56-31.03.57

JMSDF Support Boat「特務雑船６号」(YAS-06) 31.03.57-31.03.56

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長

Unknown

Cha-247 第二百四十七號駆潜特務艇

Class: Cha-1

Ordered: (#2047)

Builder: Goriki Shipbuilding Co., Ujiyamada

Laid Down: 17.09.44

Launched: 31.10.44

Completed: 11.12.44

Maizuru Guard 11.12.44-09.45

Fate: surrendered

Removed from Navy List: 01.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Iwano Yoshimi 岩野好美	01.45-03.45
S.D. Mid Ie Toshio 井手敏夫	03.45-09.45

Cha-248 第二百四十八號駆潜特務艇

Class: Cha-1

Ordered: (#2098)

Builder: Shikoku Dock Industrial Co., Takamatsu

Laid Down: 06.02.44

Launched: 30.09.44

Completed: 11.11.44

Maizuru Guard 11.11.44-15.06.45

Tsushima Defense Sqd 15.06.45-15.12.45

Fate: surrendered, sunk 25.01.46 by mine

Removed from Navy List: 01.03.46

Commanding Officer (Kancho) 艦長
S.D. Mid Suio Mototsugu 杉尾基次	01.45-25.01.46

Cha-249 第二百四十九號駆潜特務艇

Class: Cha-1

Ordered: (#2099)

Builder: Fukushima Shipbuilding Co., Matsue

Laid Down: 18.05.44

Launched: 08.09.44

Completed: 14.11.44

Maizuru Defense Sqd 14.11.44-15.06.45

Tsushima Defense Sqd 15.06.45-09.45

Ministry of Transport 01.01.48-01.05.48

Coast Guard 01.05.48-20.08.48

Minesweeper「駆特第二四九号」(MS-06) 20.08.48-01.12.51

Komozuru (かもづる)(MS-06) 01.12.51-01.09.57

Komozuru (MSI-691) 01.09.57-31.03.58

Fate: surrendered

Removed from Navy List:

Commanding Officer (Kancho) 艦長
S.D. Mid Mineyama Nisaburo 峯山　仁三郎	01.45-09.45

Cha-250 第二百五十號駆潜特務艇

Class: Cha-1

Ordered: (#2100)

Builder: Hayashikane Heavy Industries Co., Shimonoseki

Laid Down: 10.09.44

Launched: 30.09.44

Completed: 06.10.44

Maizuru Guard 06.10.44-09.45

Fate: surrendered

Removed from Navy List: 15.12.45

Commanding Officer (Kancho) 艦長
S.D. Mid Ueno Shigeyuki 上野重行	01.45-09.45

Cha-251 第二百五十一號駆潜特務艇

Class: Cha-251 (exCh-51)

Ordered: 1934 2 Replacement Program

Builder: Tsurumi, Yokohoma

Civilian Call Sign: JIXQ

Laid Down: 14.12.36

Launched: 04.06.37

Completed: 30.09.37 as Ch-51

Sasebo Naval District 30.09.37-10.12.39

Saeki Defense Sqd 10.12.39-15.11.40

SCDiv 51/Base Force 1/3 Fleet 15.11.40-01.02.42

SCDiv 51/Base Force 32/ 3 Southern Exp Fleet 01.02.42-10.04.42

SCDiv 51/Base Force 32/3 South Exp/SW Area Fleet 10.04.42-06.05.42

1 Mritime Escort 06.05.42-28.08.44

Reneamed Cha-251 20.05.43

Reclassed Tug Eisen 1658 (公稱第一六五八號) 28.08.44

Yokosuka Naval District 28.08.44-09.45

Fate: surrendered

Removed from Navy List: unknown

Commanding Officer (Kancho) 艦長
Resv Lt(jg) Uchida Eiichi 打田榮一	12.41-26.02.43
Resv Lt(jg) Nakai Saburo 中井三郎	26.02.43-09.43
Resv Lt(jg) Yonehara Eiichi 矢野原榮一	09.43-10.43
Resv Lt(jg) Kujirata Kozo 鯨田光三	10.43-11.43
S.D. Lt Samine Shigeo 佐峠繁夫	11.43-11.43
S.D. Lt(jg) Date Jiro 伊達二朗	11.43-06.44
Resv Lt Araya Taketsugu 新家武継	06.44-15.07.44
Resv Lt Takeshita Toyokazu 竹下豊一	15.07.44-10.44
CWO Hagino Keisako 萩野啓作	10.44-

Cha-252

Class: Cha-251 (ex Ch-51)

Ordered: 1934 2 Replacement Program

Builder: Tsurumi, Yokohoma

Civilian Call Sign: JIYQ

Laid Down: 14.12.36

Launched: 25.08.37

Completed: 25.07.39 as Ch-52

Sasebo Naval District 25.07.39 -10.12.39

Saeki Defense Sqd 10.12.39-15.11.40

SCDiv 51/Base Force 1/3 Fleet 15.11.40-01.02.42

SCDiv 51/Base Force 32/ 3 Southern Exp Fleet 01.02.42-10.04.42

SCDiv 51/Base Force 32/3 South Exp/SW Area Fleet 10.04.42-25.05.42

Kii Defense 25.05.42-15.12.42

Yokosuka Naval District 15.12.42-28.08.44

Reneamed Cha-252 20.05.43

Reclassed Tug Eisen 1655 (公稱第一六五五號) 28.08.44

Yokosuka Naval District 28.08.44-09.45

Fate: surrendered

Removed from Navy List:

Commanding Officer (Kancho) 艦長
Lt Suzuki Shigeru (51) 鈴木　茂	16.09.37-15.11.37
Lt Miyai Yoshi (52) 宮地美枝	15.11.37-01.06.38
Resv Lt(jg) Kobayashi Naokazu 小林直一	12.41-17.03.43
Resv Lt Azuma Jintsuo 東　實夫	17.03.43-10.43
Resv Lt Iwai Yoshio 岩井芳夫	10.43-28.08.44

Cha-253

Class: Cha-251 (ex Ch-51)

Ordered: 1934 2 Replacement Program

Builder: Sakurajima, Osaka

Civilian Call Sign: JIZQ

Laid Down: 09.01.39

Launched: 15.07.37

Completed: 31.12.37 as Ch-53

Kure Naval District 31.12.37-10.12.39

Saeki Defense Sqd 10.12.39-15.11.40

SCDiv 51/Base Force 1/3 Fleet 15.11.40-01.02.42

SCDiv 51/Base Force 32/ 3 Southern Exp Fleet 01.02.42-10.04.42

SCDiv 51/Base Force 32/3 South Exp/SW Area Fleet 10.04.42-25.05.42

Kii Defense 25.05.42-15.12.42

Yokosuka Naval District 15.12.42-28.08.44

Reneamed Cha-253 20.05.43

Reclassed Tug Eisen 1651 (公稱第一六五一號) 28.08.44

Yokosuka Naval District 28.08.44-09.45

Fate: surrendered

Removed from Navy List:

Commanding Officer (Kancho) 艦長
Lt Higashi Hideo (52) 東日出夫	29.07.38-15.11.38
Resv Lt(jg) Murao Takashi 村尾　敬	12.41-07.09.42
Resv Lt(jg) Kumagaya Masamu 熊谷正六	07.09.42-10.43
S.D. Lt Imai Masao 今井正男	10.43-