2nd and 3rd class Submarines, submarine tenders - Jeff Donahoo’s IJN Data Base

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2nd class Submarines - Sensuikan

RO-31 31 30

Class: RO-29 (Type KT)

Civilian Call Sign: JTEP

Ordered: 1918

Builder: Kawasaki Jyuko, Kobe

Laid Down:25.09.21

Launch: 15.02.23

Sank 21.08.23 on trials 88 dead, 5 saved

Raised 23.20.23 hull dismantled

Laid Down: 20.12.24

Launched: 25.09.24

Completed: 10.05.27 as No.70

SubDiv 25 21.10.24-01.11.24

Resconstruction 24.10.24-10.05.27

SubDiv 25 15.11.34-25.12.41

Kure Naval District 25.12.41-14.07.42

Yokosuka Naval District 14.07.42-15.01.43

Kure Naval District 15.01.43-01.01.44

Removed from Navy List 01.01.44

Fate: surrendered, scuttled 05.04.46 at Sasebo

Commanding Officer (Kancho)

Lt Ikeda Susumu (38)

20.04.23-05.12.23

Reserve

05.12.23-05.11.26

LtCdr Yoshitomi Setsuzo (39)

05.11.26-16.05.28

LtCdr Nakajima Chihiro (43)

16.05.28-01.11.29

LtCdr Abe Nobuo (42)

01.11.29-01.12.30

Lt Teraoka Masao (46)

01.12.30-05.10.32

Lt Tsuzuki Noboru (48)

05.10.32-20.03.34

Lt Emi Tetsushiro (50)

20.03.34-01.11.34

Lt Nakagawa Hajime (50)

01.11.34-15.12.34

Cdr Yoshimura Iwao (51)

15.01.42-31.01.42

Lt Shimose Yoshiro (58)

31.01.42-29.06.42

Lt Hashimoto Mochitsura (59)

30.06.42-

Lt Nakamura Motoo (62)

16.03.43-01.04.43

Resv Lt Kobayashi Hinomoto

12.06.43-01.07.43

Cdr Kamimoto Nobuo (56)

01.07.43-

RO-32 32 32

Class: RO-29 (Type KT)

Civilian Call Sign: JTFP

Ordered: 1918

Builder: Kawasaki Jyuko, Kobe

Laid Down: 24.10.21

Launched: 19.03.23

Completed: 31.05.24 as No.71

SubDiv 25 15.06.23-01.11.24

SubDiv 25 15.11.34-10.03.42

Kure Naval District

Fate: hulked at Otake, scrapped 1946

Removed from Navy List 01.04.42

Commanding Officer (Kancho)

LtCdr Kobayashi Saburo (37)

01.06.25-01.08.25

LtCdr Miyoshi Teruhiko (43)

01.08.25-01.12.27

Lt Hayashi Kazuo (45)

01.12.27-28.03.29

Lt Teraoka Masao (46)

28.03.29-01.04.30

Lt Mizobatane Sadaichi (46)

01.04.30-01.12.30

Lt Oyama Toyojiro (47)

01.12.30-05.07.31

Lt Goto Hiroshi (48)

05.07.31-15.02.32

Lt Nishino Kozo (48)

01.02.32-06.09.33

Lt Yamada Takeshi (49)

06.09.33-20.03.34

Lt Emi Tetsushiro (50)

20.03.34-01.11.34

Lt Nakagawa Hajime (50)

01.11.34-15.12.34

RO-33 33 33

Class: RO-33 (Type K5)

Civilian Call Sign: JTGP

Ordered: 1931

Builder: Kure Kaigun Kosho

Laid Down: 08.08.33

Launched: 10.10.34

Completed: 07.10.35

Subdiv 21 31.05.37-15.11.40

Subdiv 21/SubRon 4/Combined Fleet 15.11.40-10.03.42

Subdiv 21/SubRon 6/Combined Fleet 10.03.42-10.04.42

Subdiv 21/SubRon 7/4 Fleet 10.04.42-14.07.42

Subdiv 21/SubRon 7/8 Fleet 14.07.42-29.08.42

Fate: sunk 29.08.42 at 1305hrs. by HMAS Arunta 10 miles SE of Port Moresby, Papua, New Guinea

Position: 09-36S 147-06E

Dead: 70

Saved: 0

Removed from Navy List 05.10.42

Commanding Officer (Kancho)

LtCdr Ishikawa Nobuo (49)

28.02.35-15.02.36

LtCdr Ageta Kiyoi (50)

15.02.36-20.03.37

LtCdr Shibuya Tatsuwaka (52)

20.03.37-20.06.37

LtCdr Ariizumi Tatsunosuke (51)

20.06.37-15.10.39

LtCdr Isobe Akira (52)

15.10.39-20.03.40

LtCdr Ohira Masajiro (52)

20.03.40-30.10.40

LtCdr Watanabe Katsuji (55)

30.10.40-31.07.41

LtCdr Sakamoto Eiichi (57)

31.07.41-18.04.42

*LtCdr Kuriyama Shigeshi (58)

18.04.42-29.08.42

Torpedo Officer (Suiraichō)

Lt Harada Hakue (52)

28.02.35-22.07.36

Lt Fujimori Yasuo (56)

22.07.36-01.12.36

Lt Lt Taoka Kiyoshi (55)

01.12.36-01.03.37

Vacant

01.03.37-20.03.37

Lt Niina Yoshio (56)

20.03.37-15.11.37

Lt Izutsu Monshiro (57)

15.11.37-15.02.38

Lt Akabori Jiro (55)

15.02.38-19.03.38

Lt Tabata Naoshi (58)

19.03.38-20.10.39

Vacant

20.10.39-01.05.40

Lt Motojima Yoshito (61)

01.05.40-20.09.40

Lt Orita Zenji (59)

20.09.40-20.12.40

Lt Nambu Nobuyuki (61)

20.12.40-15.07.41

Vacant

15.07.41-31.10.41

Lt(jg) Chikamori Akira (68)

31.10.41-15.04.42

*Lt(jg) Shibuya Mikio (68)

15.04.42-29.08.42

Navigator (Kōkaichō)

Lt(jg) Chuma Shizou (58)

01.08.35-01.06.36

Lt(jg) Hamazaki Chotaro (61)

01.06.36-20.09.37

Lt(jg) Masumitsu Yukitaka (60)

20.09.37-19.04.38

Resv Lt(jg) Tsuda Takehiko

19.04.38-15.11.38

Vacant

15.11.38-15.12.38

Resv Lt Abe Sumio

15.12.38-01.11.39

Vacant

01.11.39-01.05.40

Lt(jg) Tada Matsuhiro (65)

01.05.40-21.04.41

Lt(jg) Takumi Shunsaku (66)

21.04.41-01.12.41

*Lt(jg) Koshiyama Suminori (67)

01.12.41-29.08.42

Chief Engineer (Kikanchō)

Lt Maemura Mitsuo Eng.36)

28.02.35-05.05.36

Lt Hikichi Noboru (Eng.37)

05.05.36-02.11.36

Lt Miura Mitsuo (Eng.39)

01.11.36-01.12.37

Lt Morisako Katsumi (Eng.39)

01.12.37-01.12.38

Lt Watanabe Sadamu (Eng.40)

01.12.38-15.11.39

Vacant

15.11.39-01.05.40

Resv Lt Hamada Kinji (1935)

01.05.40-30.10.40

*S.D.Lt Kitano Naoki

30.10.40-29.08.42

RO-34 34 34

Class: RO-33 (Type K5)

Civilian Call Sign: JTHP

Ordered: 1931

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 25.04.34

Launched: 12.12.35

Completed: 31.05.37

Subdiv 21 31.05.37-15.11.40

Subdiv 21/SubRon 4/Combined Fleet 15.11.40-10.03.42

Subdiv 21/SubRon 6/Combined Fleet 10.03.42-10.04.42

Subdiv 21/SubRon 7/4 Fleet 10.04.42-14.07.42

Subdiv 21/SubRon 7/8 Fleet 14.07.42-05.10.42

SubRon 7/8 Fleet 05.10.42-24.12.42

SubRon 7/8 Fleet/SE Area Fleet 24.12.42-04.03.43

Subdiv 13/SubRon 7/8 Fleet/SE Area Fleet 04.03.43-05.04.43

Fate: sunk 05.04.43 at 0319hrs. by USS O’Bannon (DD-450) 40 miles off Russell Islands

Position: 08-15S 158-58E

Dead: 66

Saved: 0

Removed from Nav List 01.07.43

Commanding Officer (Kancho)

LtCdr Tonozuka Kinzo (50)

31.05.37-15.11.37

LtCdr Hirokawa Takashi (51)

15.11.37-19.03.38

LtCdr Narusawa Sennao (52)

19.03.38-15.09.38

LtCdr Asada Shiroku (54)

15.09.38-15.11.39

LtCdr Fukumura Toshiaki (54)

15.11.39-05.11.40

LtCdr Kinashi Takakazu (51)

05.11.40-30.06.41

LtCdr Ota Takeshi (55)

01.07.41-29.08.42

LtCdr Morinaga Masahiko (59)

29.08.42-30.10.42

LtCdr Doi Mareshige (60)

30.10.42-30.03.43

*LtCdr Tomita Rikichi (61)

30.03.43-05.04.43

Torpedo Officer (Suiraichō)

Lt Hasegawa Shun (57)

20.03.37-28.03.38

Lt Nagai Katsuhiko (57)

28.03.38-30.07.38

Lt Takizawa Koreaki (57)

30.07.38-01.11.39

Vacant

01.11.39-20.03.40

Lt Yonehara Minoru (59)

20.03.40-20.12.40

Lt Egi Shoichi (60)

20.12.40-15.07.41

Vacant

15.07.41-02.10.42

*Lt Matsuda Akio (65)

02.10.42-05.04.43

Navigator (Kōkaichō)

Lt(jg) Nomura Shunji (60)

01.12.36-22.11.37

Vacant

22.11.37-01.12.37

Lt(jg) Wada Mutsuo (61)

01.12.37-28.03.38

Lt(jg) Ebato Kazuo (62)

28.03.38-05.07.38

Ens Yamaoka Taiji (63)

05.07.38-01.08.38

Vacant

01.08.38-15.08.38

Lt(jg) Nagai Yasuei (61)

15.08.38-01.11.39

Vacant

01.11.39-01.05.40

Lt Itakura Mitsumi (61)

01.05.40-20.09.40

Vacant

20.09.40-15.11.40

Ens Watanabe Ichiro (67)

15.11.40-26.05.41

Vacant

26.05.41-30.10.41

Lt(jg) Kirihara Yoshisuke (68)

30.10.41-16.01.43

*Lt(jg) Nakamura Tsuyoshi (69)

16.01.43-05.04.43

Chief Engineer (Kikanchō)

Lt Ogawa Yoshio (Eng.39)

02.11.36-01.12.37

Lt Komori Shigeyuki (Eng.39)

01.12.37-15.11.39

Vacant

15.11.39-01.05.40

Lt Yamamoto Teruyoshi (Eng.42)

01.05.40-15.10.40

Vacant

15.10.40-01.04.41

Lt Harada Hanji (Eng.43)

01.04.41-20.09.41

Resv Lt Okamoto Teiichi

20.09.41-28.02.42

Lt Ito Fusao (Eng.44)

28.02.42-25.12.42

*Resv Lt Mori Shigeru

25.12.42-05.04.43

RO-35 35 35

Class: RO-35 (Type K6)

Civilian Call Sign:

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 09.10.41

Launched: 04.06.42

Completed: 31.03.43

Kure SubRon/Kure Naval District 25.03.43-01.04.43

SubRon 11/1 Fleet 01.04.43-20.07.43

6 Fleet 20.07.43-25.08.43

Fate: sunk 25.08.43 at 2153hrs.by USS Patterson (DD-392) 170 miles east of Santa Cruz, Solomons

Position: 12-57S 164-23E

Dead: 66

Saved: 0

Removed from Navy List 01.12.43

Commanding Officer (Kancho)

*LtCdr Manabe Masateru (60)

05.11.42-25.08.43

Torpedo Officer (Suiraichō)

*Lt Yoshida Masatame (64)

25.03.43-25.08.43

Navigator (Kōkaichō)

*Lt(jg) Fujii Isamu (69)

-25.08.43

Chief Engineer (Kikanchō)

*S.D.Lt(jg) Kitamura Masanori

16.03.43-25.08.43

RO-36 36 36

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 07.03.42

Launched: 14.10.42

Completed: 27.05.43

SubRon 11/1 Fleet 27.05.43-20.08.43

6 Fleet 20.08.43-31.10.43

Subdiv 34/6 Fleet 31.10.43-13.06.44

Fate: sunk 13.06.44 by USS Melvin (DD-680) 75 miles east of Saipan, Northern Mariana Islands

Position: 15-21N 147-00E

Dead: 77

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

LtCdr Okada Hideo (61)

05.43-26.04.44

*LtCdr Kawashima Tatsuo (64)

26.04.44-13.06.44

Torpedo Officer (Suiraichō)

*Lt(jg) Ikeda Saburo (71)

-13.06.44

Navigator (Kōkaichō)

Chief Engineers

Lt(jg) Masuno Masahisa (Eng.49)

01.04.43-25.03.44

*Lt(jg) Ogawa Kiichiro

25.03.44-13.06.44

RO-37 37 37

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 09.10.41

Launched: 30.06.42

Completed: 30.06.43

SubRon 11/1 Fleet 30.06.43-16.09.43

6 Fleet 16.09.43-31.10.43

Subdiv 34/6 Fleet 31.10.43-22.01.44

Fate: sunk 22.01.44by USS Buchanan (DD-484) off San Christobal Island Position: 11-47S 164-17E

Dead: 61

Saved: 0

Removed from Navy List 30.04.44

Commanding Officer (Kancho)

*LtCdr Sato Sakuma (60)

12.05.43-22.01.44

Torpedo Officer (Suiraichō)

*Lt(jg) Teraishi Yoshinori (71)

-22.01.44

Navigator (Kōkaichō)

*Lt(jg) Kawano Yukio (71)

-22.01.44

Chief Engineer (Kikanchō)

S.D.Lt(jg) Sakaguchi Jiosaburo

06.43-22.01.44

RO-38 38 38

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 20.06.42

Launched: 24.12.42

Completed: 24.07.43

SubRon 11/1 Fleet 21.07.43-31.10.43

Subdiv 34/6 Fleet 31.10.43-06.12.43

Fate: missing from 06.12.43 off Gilbert Islands

Position: unknown

Dead: 77

Saved: 0

Removed from Navy List 30.04.44

Commanding Officer (Kancho)

*LtCdr Nomura Shunji (60)

24.07.43-06.12.43

Torpedo Officer (Suiraichō)

*Lt(jg) Morita Yusaburo (69)

24.07.43-06.12.43

Navigator (Kōkaichō)

*Lt(jg) Hiroo Yoshito (71)

-06.12.43

Chief Engineer (Kikanchō)

*S.D.Lt(jg) Mesaki Yoshitaka

15.04.43-06.12.43

RO-39 39 39

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Sasebo Kaigun Kosho

Laid Down: 08.08.42

Launched: 06.03.43

Completed: 12.09.43

SubRon 11/1 Fleet 12.09.43-25.11.43

SubRon 11/6 Fleet 25.11.43-25.12.43

Subdiv 34/6 Fleet 25.12.43-02.02.44

Fate: sunk 02.02.44 by USS Walker (DD-517) off Wotje, Marshall Islands

Position: 09-24N 170-32E

Dead: 70

Saved: 0

Removed from Navy List 30.04.44

Commanding Officer (Kancho)

*LtCdr Tategami Rikuta (60)

31.07.43-02.02.44

Torpedo Officer (Suiraichō)

Lt(jg) Okamoto Takao (69)

-02.02.44

Navigator (Kōkaichō)

Chief Engineer (Kikanchō)

*Lt(jg) Tokunaga Norihiro

01.07.43-02.02.44

RO-40 40 40

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 08.08.42

Launched: 06.03.43

Completed: 28.09.43

SubRon 11/1 Fleet 28.09.43-25.11.43

SubRon 11/6 Fleet 25.11.43-15.01.44

Subdiv 34/6 Fleet 15.01.44-16.02.44

Fate: sunk 16.02.44 by USS Phelps (DD-360) 45 miles northwest of Kwajalein, Marshall Islands

Position: 09-50N 166-35E

Dead: 69

Saved: 0

Removed from Navy List 30.04.44

Commanding Officer (Kancho)
*LtCdr Kudo Yasuo (60) 28.09.43-16.02.44
Torpedo Officer (Suiraichō)

Navigator (Kōkaichō)

Chief Engineer (Kikanchō)
*S.D.Lt(jg) Tanaka Shigeru 01.08.43-16.02.44

RO-41 41 41

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 06.10.42

Launched: 05.05.43

Completed: 26.11.43

?26.11.43-01.01.44

SubRon 11/6 Fleet 01.01.44-05.03.44

Subdiv 34/6 Fleet 05.03.44-23.03.45

Fate: sunk 23.03.45 by USS Haggard (DD-555) southeast of Okinawa Position: 22-57N 132-19E

Dead: 81

Saved: 0

Removed from Navy List 25.05.45

Commanding Officer (Kancho)

LtCdr Sakamoto Kaneyoshi (61)

25.09.43-05.07.44

Lt Shiizuka Mitsuo (66)

05.07.44-01.02.45

*Lt Honda Yoshikuni (67)

01.02.45-23.03.45

Torpedo Officer (Suiraichō)

*Lt Maeda Keizo (68)

-23.03.45

Navigator (Kōkaichō)

Lt(jg) Aoki Shigeru (71)

26.11.43-15.08.44

Lt(jg) Higashi Toshio (71)

15.08.44-15.10.44

*Lt(jg) Hasegawa Kiyoshi (72)

-23.03.45

Chief Engineer (Kikanchō)

S.D.Lt(jg) Tanaka Kazuo

25.09.43-18.11.44

*S.D.Lt(jg) Saka Takeo

18.11.44-23.03.45

RO-42 42 42

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Sasebo Kaigun Kosho

Laid Down: 27.04.42

Launched: 25.10.42

Completed: 30.09.43

SubRon 11/1 Fleet 30.09.43-30.11.43

Subdiv 34/6 Fleet 30.11.43-11.06.44

Fate: sunk 11.08.44 by USS Bangust (DE-739) 40 miles east of Roi, Marshall Islands

Position: 10-05N 168-22E

Dead: 73

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

LtCdr Wada Mutsuo (61)

25.06.43-30.04.44

*Lt Kudo Yoshinosuke (66)

30.04.44-11.06.44

Torpedo Officer (Suiraichō)

*Lt Sekine Katsumi (70)

-11.06.44

Navigator (Kōkaichō)

Lt(jg) Iwano Jikyou (69)

31.08.43-01.02.44

*Lt(jg) Takahashi Minoru (70)

01.02.44-11.06.44

Chief Engineer (Kikanchō)

*Lt(jg) Yamazaki Masaharu (Eng.49)

24.06.43-11.06.44

RO-43 43 43

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 06.10.42

Launched: 05.06.43

Completed: 16.12.43

SubRon 11/6 Fleet 16.12.43–10.03.44

Subdiv 34/6 Fleet 10.03.44-26.02.45

Fate: sunk 26.02.45 0220hrs.by USS Anzio (CVE-57) VC-82 off Iwo Jima

Position: 24-07N 140-19E

Dead: 79

Saved: 0

Removed from Navy List 10.04.45

Commanding Officer (Kancho)

Lt Nishimatsu Haruo (60)

20.08.43-05.05.44

*Lt Tsukigata Masaki (66)

05.05.44-26.02.45

Torpedo Officer (Suiraichō)

*Lt Iwane Takeshi (71)

-26.02.45

Navigator (Kōkaichō)

*Lt(jg) Shiraki Tsuneo (72)

-26.02.45

Chief Engineer (Kikanchō)

S.D.Lt(jg) Nakano Bunsaku

25.09.43-28.04.44

*S.D.Ltt(jg) Higuchi Kotaro

28.04.44-26.02.45

RO-44 44 44

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Tamano Zosensho, Tamano

Laid Down: 14.02.42

Launched: 11.11.42

Completed: 19.09.43

SubRon 11/1 Fleet 13.09.43-25.12.43

Subdiv 34/6 Fleet 25.12.43-19.06.44

Fate: sunk 16.06.44 by USS Burden R. Hastings (DE-19) 110 miles east of Eniwetok, Marshall Islands

Position: 11-13N 164-15E

Dead: 72

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

LtCdr Hashimoto Mochitsura (59)

25.07.43-14.05.44

*LtCdr Uesugi Sadao (65)

14.05.44-16.06.44

Torpedo Officer (Suiraichō)

*Lt Mizuno Isamu (70)

-16.06.44

Navigator (Kōkaichō)

Chief Engineer (Kikanchō)

*S.D.Lt(jg) Tsuji Satoru

25.07.43-16.06.44

RO-45 45 45

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 20.10.42

Launched: 12.07.43

Completed: 11.01.44

SubRon 11/6 Fleet 11.01.44-15.04.44

Subdiv 34/6 Fleet 15.04.44-30.04.44

Fate: sunk 30.04.44 by USS MacDonough (DD-351) 40 miles south of Truk, Caroline Islands

Position: 06-13N 151-19E)

Dead: 74

Saved: 0

Removed from Navy List 10.07.44

Commanding Officer (Kancho)

*LtCdr Hamazumi Yoshihisa (61)

11.01.44-30.04.44

Torpedo Officer (Suiraichō)

*Lt Oikawa Junichi (67)

-30.04.44

Navigator (Kōkaichō)

*Lt(jg) Sato Ichiro (70)

11.01.44-30.04.44

Chief Engineer (Kikanchō)

*S.D.Lt(jg) Nakamata Kiyoshi

15.10.43-30.04.44

RO-46 46 46

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 13.06.42

Launched: 23.04.43

Completed: 11.02.44

SubRon 11/6 Fleet 11.02.44-23.06.44

Subdiv 34/6 Fleet 23.06.44-29.04.45

Fate: sunk 29.04.45 by VC-92 from USS Tulagi (CVE-72) off Okinawa

Position: 02-17S, 149-14E

Dead: 86

Saved: 0

Removed from Navy List 10.06.45

Commanding Officer (Kancho)

LtCdr Suzuki Shokichi (62)

19.01.44-08.12.44

Lt Tokunaga Masahiko (67)

08.12.44-18.03.45

*LtCdr Kimura Masuo (63)

18.03.45-29.04.45

Torpedo Officer (Suiraichō)

Lt Sakamoto Doni (67)

01.10.44-31.08.44

Lt Ono Shinpei (68)

31.08.44-15.12.44

*Lt Kurita Yoshifumi (69)

15.12.44-29.04.45

Navigator (Kōkaichō)

Lt(jg) Bando Muneo (70)

10.01.44-01.12.44

Lt(jg) Higashi Toshio (71)

01.12.44-01.03.45

*Lt(jg) Kamei Hitoshi (72)

01.03.45-29.04.45

Chief Engineer (Kikanchō)

Lt(jg) Motofusa Yoshimitsu (Eng.51)

10.01.44-10.08.44

Lt(jg) Matsumura Chunosuke

10.08.44-29.11.44

Lt(jg) Minagawa Akira

29.11.44-20.02.45

*Lt(jg) Umehara Yoshito

20.02.45-29.04.45

RO-47 47 47

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Tamano Zosensho, Tamano

Laid Down: 28.12.42

Launched: 30.08.43

Completed: 31.01.44

SubRon 11/6 Fleet 31.01.44-14.05.44

Subdiv 34/6 Fleet 14.05.44-26.09.44

Fate: sunk 26.09.44 at 0615hrs by USS McCoy Reynolds (DE-440) NE of Palau, Caroline Islands

Position: 09-19N 136-44E

Dead: 76

Saved: 0

Removed from Navy List 10.03.45

Commanding Officer (Kancho)

LtCdr Nishiuchi Shoichi (60)

19.12.43-31.07.44

*Lt Ishikawa Nagao (65)

31.07.44-26.09.44

Torpedo Officer (Suiraichō)

*Lt Oba Saburo (68)

19.12.43-26.09.44

Navigator (Kōkaichō)

*Lt(jg) Tamaki Jiro (70)

-26.09.44

Chief Engineer (Kikanchō)

Lt Murai Masataka (Eng.49)

01.10.43-20.04.44

Lt(jg) Asakura Taiji (Eng.51)

20.04.44-10.08.44

*Lt(jg) Okamura Yasutoshi

10.08.44-26.09.44

RO-48 48 48

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 17.03.42

Launched: 15.10.43

Completed: 31.03.44

SubRon 11/6 Fleet 31.03.44-03.07.44

Subdiv 34/6 Fleet 03.07.44-14.07.44

Fate: sunk 14.07.44 by USS Wyman (DE-38) 300 miles east of Saipan, Northern Mariana Islands

Position: 13-01N 151-58E

Daed: 76

Saved: 0

Removed from Navy List 10.10.44

Commanding Officer (Kancho)

*LtCdr Ichitomi Kiyota (63)

20.01.44-14.07.44

Torpedo Officer (Suiraichō)

*Lt Tamura Seiji (66)

01.04.44-14.07.44

Navigator (Kōkaichō)

Lt(jg) Hamazaki Mitsuie (70)

-14.07.44

Chief Engineer (Kikanchō)

*S.D. Lt(jg) Watabe Masao

20.01.44-14.07.44

RO-49 49 49

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Tamano Zosensho, Tamano

Laid Down: 16.11.42

Launched: 03.08.43

Completed: 19.05.44

Subdiv 33/Kure SubRon/Kure Naval District 19.05.44-15.08.44

SubRon 11/6 Fleet 15.08.44-10.11.44

Subdiv 34/6 Fleet 10.11.44-05.04.45

Fate: sunk 05.04.45 by USS Hudson (DD-475) off Kume Jima, Okinawa

Position: 26-22N 126-30E

Dead: 79

Saved: 0

Removed from Navy List 25.05.45

Commanding Officer (Kancho)

LtCdr Fumon Shozo (63)

01.04.44-26.05.44

Capt Otani Kiyonori (49)

26.05.44-09.07.44

LtCdr Oba Saichi (62)

09.07.44-04.08.44

LtCdr Sugamasa Tetsuaki (65)

04.08.44-04.02.45

*LtCdr Go Yasuo (66)

04.02.45-05.04.45

Torpedo Officer (Suiraichō)

Lt Toji Jun (66) 湯地　惇

04.44-05.09.44

*Lt Kumabe Tsunehiro (68)

05.09.44-05.04.45

Navigator (Kōkaichō)

*Lt(jg) Nagasawa Kumataro (72)

-05.04.45

Chief Engineer (Kikanchō)

*Lt(jg) Mori Toru

01.04.44-05.04.45

RO-50 50 50

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Tamano Zosensho, Tamano

Laid Down: 15.02.43

Launched: 27.11.43

Completed: 31.07.44

SubRon 11/6 Fleet 31.07.44-05.11.44

Subdiv 34/6 Fleet 05.11.44-15.08.45

Subdiv 15/6 Fleet 15.08.45-09.45

Fate: surrendered at Maizuru. Scuttled 01.04.46 off Goto Rotto

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

LtCdr Kimura Masuo (63)

05.06.44-18.03.45

Lt Imai Umeichi (67)

18.03.45-08.45

Torpedo Officer (Suiraichō)

Lt Nuruki Masao (69)

01.11.44-

Navigator (Kōkaichō)

Chief Engineer (Kikanchō)

Lt Kitabatake Tadashi (Eng.51)

15.05.44-20.02.45

*Lt(jg) Sato Ken (Eng.53)

20.02.45-15.08.45

RO-55 55 55

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Tamano Zosensho, Tamano

Laid Down: 05.08.43

Launched: 23.04.44

Completed: 30.09.44

SubRon 11/6 Fleet 30.09.44-04.01.45

Subdiv 34/6 Fleet 04.01.45-07.02.45

Fate: sunk 07.02.45 at 2330hrs by USS Thomason (DE-203) off Iba, Luzon, Philippines

Position: 15-27N 119-25E

Dead: 80

Saved: 0

Removed from Navy List 10.05.45

Commanding Officer (Kancho)

*Lt Suwa Koichiro (64)

15.08.44-07.02.45

Torpedo Officer (Suiraichō)

*Lt Kojima Hiroshi (67)

30.09.44-07.02.45

Navigator (Kōkaichō)

*Lt(jg) Matsumura Shigeyuki (71)

-07.02.45

Chief Engineer (Kikanchō)

RO-56 56 56

Class: RO-35 (Type K6)

Ordered: 1941 4 Fleet Replenishment

Builder: Tamano Zosensho, Tamano

Laid Down: 02.12.43

Launched: 05.07.44

Completed: 05.11.44

SubRon 11/6 Fleet 15.11.44-20.02.45

Subdiv 34/6 Fleet 10.02.45-09.04.45

Fate: sunk 09.04.45 by USS Monnsen (DD-691) off Okinodaito Jima

Position: 26-09N 130-21E

Dead: 79

Saved: 0

Removed from Navy List 24.05.45

Commanding Officer (Kancho)

*Lt Nagamatsu Masateru (67)

15.09.44-09.04.45

Torpedo Officer (Suiraichō)

*Lt Maeno Katsumi (68)

15.11.44-09.04.45

Navigator (Kōkaichō)

*Lt(jg) Saegusa Kazunori (71)

-09.04.45

Chief Engineer (Kikanchō)

RO-57 57 57

Class: RO-57

Civilian Call Sign: JUEP

Ordered: 1918

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 20.11.20

Launched: 03.12.21

Completed: 20.07.22

SubDiv 6 01.12.22-01.11.38

SubDiv 6 01.04.39-09.41

Subdiv 6/Kure Naval District 09.41-15.01.43

Subdiv 6/Yokosuka Naval District 15.01.43-01.05.45

Hulked 01.05.45-09.45

Fate: surrendered, scrapped, 1946

Removed from Navy List

Commanding Officer (Kancho)

LtCdr Ogino Nakaichiro (37)

01.03.22-01.12.23

LtCdr Watanabe Tokushiro (37)

01.12.23-30.05.24

Lt Morino Sorokuro (40)

30.05.24-01.12.25

LtCdr Mori Tokuji (40)

01.12.25-10.12.28

LtCdr Abe Nobuo (42)

10.12.28-01.11.29

LtCdr Sato Torajiro (43)

01.11.29-01.12.31

LtCdr Miyazaki Takeji (46)

01.12.31-21.01.33

LtCdr Oyama Toyojiro (47)

21.01.33-25.03.33

LtCdr Fujii Akiyoshi (49)

25.03.33-28.02.35

LtCdr Katsumi Matoi (39)

28.02.35-03.07.35

LtCdr Shichiji Tsueno (49)

03.07.35-15.11.35

LtCdr Koizumi Kiichi (49)

15.11.35-15.02.36

Lt Inada Hiroshi (51)

15.02.36-01.12.36

01.12.36-01.11.38

LtCdr Tagami Akiji (51)

01.11.38-20.03.39

LtCdr Nakamura Otsuji (52)

20.03.39-20.03.40

LtCdr Kurokawa Hideyuki (54)

20.03.40-26.07.40

LtCdr Tanaka Makio (52)

26.07.40-15.10.40

LtCdr Utsuki Hidejiro (52)

15.10.40-31.01.41

LtCdr Kitamura Soshichi (55)

31.01.41-31.10.41

LtCdr Nagai Katsuhiko (57)

31.10.41-31.01.42

LtCdr Kuriyama Shigeshi (58)

31.01.42-05.06.42

LtCdr Toyomasu Seihachi (59)

05.06.42-17.03.43

Lt Kawaguchi Genbei (66)

17.03.43-18.05.43

Capt Narahara Shogo (48)

18.05.43-01.09.43

Capt Shichiji Tsuneo (49)

01.09.43-

RO-58 58 58

Class: RO-57

Civilian Call Sign: JUFP

Ordered: 1918

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 15.02.21

Launched: 02.03.22

Completed: 25.11.22

SubDiv 6 01.12.22-31.07.37

SubDiv 6 01.04.39-09.41

Subdiv 6/Kure Naval District 09.41-15.01.43

Subdiv 6/Yokosuka Naval District 15.01.43-01.05.45

Hulked 01.05.45-09.45

Fate: surrendered, scrapped, 1946

Removed from Navy List

Commanding Officer (Kancho)

Lt Miyazaki Taira (37)

15.04.22-01.12.23

LtCdr Wakabayashi Seisaku (39)

01.12.23-01.12.25

LtCdr Sato Tsutomu (40)

01.12.25-01.03.26

LtCdr Abe Nobuo (42)

01.03.26-01.11.29

LtCdr Fujitani Ataka (46)

01.11.29-01.12.32

LtCdr Nagai Hiroaki (48)

01.12.32-01.09.33

LtCdr Fujii Akiyoshi (49)

01.09.33-01.12.33

LtCdr Kobayashi Hajime (48)

01.12.33-05.07.34

Cdr Harada Kaku (41)

05.07.34-16.07.34

LtCdr Nishino Kozo (48)

16.07.34-03.07.35

LtCdr Shichiji Tsueno (49)

03.07.35-15.11.35

LtCdr Koizumi Kiichi (49)

15.11.35-15.02.36

Lt Inada Hiroshi (51)

15.02.36-01.12.36

LtCdr Inaba Michimune (51)

20.03.37-31.07.37

LtCdr Irie Tatsushi (51)

31.07.37-19.03.38

LtCdr Inoue Tadakane (51)

19.03.38-15.12.38

LtCdr Kawasaki Mutsuro (51)

15.12.38-20.03.39

LtCdr Inada Hiroshi (51)

20.03.39-01.09.39

LtCdr Kawasaki Mutsuro (51)

01.09.39-20.03.40

LtCdr Yoshitomi Zenji (52)

20.03.40-26.07.40

LtCdr Kusaka Toshio (53)

26.07.40-15.10.40

LtCdr Yoshimatsu Tamori (55)

15.10.40-28.04.41

LtCdr Nakajima Sakae (56)

28.04.41-31.10.41

LtCdr Tabata Naoshi (58)

31.10.41-31.01.42

LtCdr Rikihisa Matsuji (58)

31.01.42-01.11.42

Lt Kawaguchi Genbei (66)

17.03.43-25.07.43

RO-59 59 59

Class: RO-57

Civilian Call Sign: JUGP

Ordered: 1918

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 21.05.21

Launched: 28.06.22

Completed: 20.02.23

SubDiv 6 01.04.23-01.11.38

SubDiv 6 01.07.39-15.11.39

Subdiv 6/Kure Naval District 09.41-15.01.43

Subdiv 6/Yokosuka Naval District 15.01.43-01.05.45

Hulked 01.05.45-09.45

Fate: surrendered, scrapped, 1946

Removed from Navy List

Commanding Officer (Kancho)

Lt Koda Takero (41)

01.12.22-14.05.23

Lt Daigo Tadashige (40)

15.05.23-10.05.24

Lt Yatsushiro Sukeyoshi (40)

10.05.24-20.10.24

Lt Ishizaki Noboru (42)

20.10.24-01.12.26

LtCdr Komazawa Katsumi (42)

01.12.26-10.12.28

LtCdr Abe Nobuo (42)

10.12.28-01.11.29

LtCdr Kijima Moritsugu (44)

01.11.29-03.06.30

LtCdr Sato Torajiro (43)

05.06.30-30.06.30

LtCdr Imazato Hiroshi (45)

30.06.30-06.07.31

LtCdr Oyama Toyojiro (47)

06.07.31-01.12.31

LtCdr Ota Nobunosuke (47)

01.12.31-23.08.32

LtCdr Oyama Toyojiro (47)

24.08.32-15.11.33

LtCdr Fujii Akiyoshi (49)

15.11.33-01.12.33

LtCdr Shimazui Takemi (47)

01.12.33-15.08.34

Cdr Harada Kaku (41)

15.08.34-22.10.34

Lt Yamamoto Akira (49)

22.10.34-03.07.35

LtCdr Shichiji Tsueno (49)

03.07.35-15.11.35

LtCdr Koizumi Kiichi (49)

15.11.35-15.02.36

Lt Inada Hiroshi (51)

15.02.36-01.12.36

LtCdr Tagami Akeji (51)

01.11.38-15.12.38

LtCdr Kinashi Takakazu (51)

15.12.38-20.03.40

LtCdr Kawasaki Mutsuro (51)

20.03.40-15.10.40

LtCdr Nakajima Seiji (54)

15.10.40-31.01.41

LtCdr Taoka Kiyoshi (55)

31.01.41-04.03.41

Cdr Iwagami Hidetoshi (46)

04.03.41-27.04.41

Lt Hasegawa Shun (57) 長谷川　唆

28.04.41-31.10.41

LtCdr Tanabe Yahachi (56)

15.10.41-31.01.42

LtCdr Nakai Makoto (58)

31.01.42-29.06.42

Lt Nakayama Denshichi (61)

05.06.42-26.08.42

Capt Narahara Shogo (48)

26.08.42-15.10.42

Resv Lt Teramoto Iwao

15.10.42-15.03.43

Lt Okabe Takeshi (63)

20 .08.43-20.12.43

Lt Araki Asakichi (64)

20.01.44-05.06.44

Capt Shichiji Tsueno (49)

05.06.44-

RO-60 60 60

Class: RO-60 (Type L4)

Civilian Call Sign: JUIP

Ordered: 1919

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 05.12.21

Launched: 22.12.22

Completed: 17.09.23

Subdiv 26 09.02.23-15.12.38

Subdiv 26 15.10.40-15.11.40

Subdiv 26/SubRon 7/4 Fleet 15.11.40-29.12.41

Fate: grounded 29.12.41 at 0200hrs on Kwajalein, Marshall Islands

Position: 09-00N 167-30E

Dead: 0

Saved: 66

Removed from Navy List 15.01.42

Commanding Officer (Kancho)

LtCdr Yokoyama Sugao (36)

17.09.23-15.10.23

LtCdr Hiraoka Kumeichi (39)

15.10.23-20.10.24

LtCdr Yatsushiro Sukeyoshi (40)

20.10.24-21.07.25

LtCdr Miwa Shigeyoshi (39)

21.07.25-01.12.25

LtCdr Ohashi Tatsuo (40)

01.12.25-25.08.26

LtCdr Kanemasu Yoshio (40)

25.08.26-10.02.28

Lt Imaizumi Yoshijiro (44)

10.02.28-20.09.28

LtCdr Tsuruoka Nobumichi (43)

20.09.28-05.09.29

LtCdr Takezaki Kaoru (45)

05.09.29-01.12.31

LtCdr Uemura Niwazo (47)

01.12.31-26.03.32

LtCdr Shimazui Takemi (47)

26.03.32-18.04.32

Lt Tsutsumi Shigeharu (49)

18.04.32-01.09.33

LtCdr Ono Ryojiro (48)

01.09.33-01.06.34

LtCdr Shichiji Tsueno (49)

01.06.34-15.12.34

LtCdr Tonozuka Kinzo (50)

15.12.34-15.11.35

LtCdr Izu Junichi (51)

15.11.35-15.02.36

LtCdr Togami Ichiro (51)

15.02.36-01.12.36

Reserve

01.12.36-15.12.38

LtCdr Harada Hakue (52)

15.12.38-27.07.39

Reserve

27.07.39-15.10.40

LtCdr Nakamura Otsuji (52)

15.10.40-15.07.41

LtCdr Fujimori Yasuo (56)

15.07.41-29.12.41

RO-61 61 61

Class: RO-60 (Type L4)

Civilian Call Sign: JUIP

Ordered: 1919

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 05.06.22

Launched: 19.05.23

Completed: 09.02.24

Subdiv 26 09.02.23-15.12.38

Subdiv 26 15.10.40-15.11.40

Subdiv 26/SubRon 7/4 Fleet 15.11.40-14.07.42

Subdiv 26/5 Fleet 14.07.42-31.08.42

Fate: sunk 31.08.42 by USS Reid (DD-369) in Aleutian Islands

Position: 52-36N 173-57W

Dead: 60

Saved: 5

Removed from Navy List 20.10.42

Commanding Officer (Kancho)

LtCdr Ishibashi Toshinari (36)

09.02.24-01.12.24

LtCdr Takatsuka Seigo (38)

01.12.24-01.12.26

LtCdr Oka Takazumi (39)

01.12.26-20.05.27

LtCdr Yatsushiro Sukeyoshi (40)

20.05.27-10.12.28

LtCdr Nishina Kozo (44)

10.12.28-01.11.29

Reserve

01.11.29-01.12.30

LtCdr Fukuda Isamu (44)

01.12.30-01.0531

LtCdr Shimazui Takemi (47) 島居威美

01.05.31-14.11.31

Reserve

04.11.31-

LtCdr Nishino Kozo (48)

06.09.33-20.03.34

Cdr Hirano Rokuzo (41)

20.03.34-16.07.34

LtCdr Minamizato Katsuji (48)

16.07.34-15.12.34

LtCdr Shichiji Tsueno (49)

15.12.34-03.07.35

LtCdr Tonozuka Kinzo (50)

03.07.35-15.11.35

LtCdr Izu Junichi (51)

15.11.35-15.02.36

Lt Togami Ichiro (51)

15.02.36-01.12.36

Vacant

01.12.36-15.12.38

LtCdr Matsumura Kanji (50)

01.12.37-15.11.38

Vacant

15.11.38-01.12.38

LtCdr Harada Hakue (52)

01.12.38-27.07.39

Lt Taoka Kiyoshi (55)

27.07.39-05.10.39

LtCdr Kohiga Masaru (53)

05.10.39-20.10.39

Vacant

20.10.39-15.11.39

LtCdr Ueno Toshitake (56)

15.11.39-15.04.40

LtCdr Nakamura Shozo (54)

15.04.40-15.10.40

LtCdr Ohashi Katsuo (53)

15.10.40-31.07.41

LtCdr Yamamoto Hideo (56)

31.07.41-24.05.42

*Lt Tokutomi Toshisada (59)

24.05.42-31.08.42

RO-62 62 62

Class: RO-60 (Type L4)

Civilian Call Sign: JUJP

Ordered: 1919

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 08.09.22

Launched: 19.09.23

Completed: 24.07.24

Subdiv 26 01.09.23-15.12.38

Subdiv 26 15.10.40-15.11.40

Subdiv 26/SubRon 7/4 Fleet 15.11.40-14.07.42

Subdiv 26/5 Fleet 14.07.42-15.11.42

Subdiv 26/Kure Naval District 15.11.42-01.12.43

Subdiv 33/Kure SubRon/Kure Naval District 01.12.43-10.10.44

Kure Naval District 10.10.44-12.04.45

Subdiv 33/Kure SubRon/Kure Naval District 12.04.45-09.45

Fate: surrendered at Maizuru. scuttled 05.46 in Iyo Wan

Removed from Navy List 20.11.45

Commanding Officer (Kancho)

LtCdr Horie Yoshimasa (37)

15.12.23-01.12.25

LtCdr Fukuzawa Tsunekichi (41)

01.12.25-01.12.27

LtCdr Matsuzaki Akira (43)

01.12.27-10.12.28

LtCdr Sasaki Hankyu (45)

01.12.29-01.12.30

LtCdr Tamaki Tomejiro (45)

01.12.30-14.11.31

Reserve

14.11.31-24.09.32

LtCdr Okamoto Yoshisuke (47)

24.09.32-01.11.34

LtCdr Okata Tadashi (50)

01.11.34-15.11.34

LtCdr Shichiji Tsueno (49)

15.11.34-03.07.35

Lt Tonozuka Kinzo (50)

15.12.34-15.11.35

LtCdr Izu Junichi (51)

15.11.35-15.02.36

LtCdr Togami Ichiro (51)

15.02.36-01.12.36

Reserve

01.12.36-15.12.38

LtCdr Tanaka Makio (52)

15.12.38-30.10.40

LtCdr Ota Takeshi (55)

30.10.40-31.07.41

LtCdr Takizawa Koreaki (57)

31.07.41-24.05.42

LtCdr Shimada Takeo (59)

24.05.42-15.10.42

LtCdr Sato Sakuma (60)

15.10.42-10.12.42

Cdr Yoshitomi Zenji (52)

10.12.42-19.12.42

LtCdr Nagai Katsuhiko (57)

19.12.42-16.03.43

LtCdr Nomura Shunji (60)

16.03.43-25.05.43

Lt Tsukudo Tatsuo (63)

25.05.43-20.08.43

Lt Enomoto Yasuo (63)

20.08.43-20.12.43

Lt Tsukudo Tatsuo (63)

20.12.43-09.03.44

Cdr Yoshimura Iwao (51)

09.03.44-30.04.44

Lt Kamihiroshi Yasuo (66)

30.04.44-25.08.44

Lt Nakagawa Hiroshi (68)

25.08.44-14.10.44

Lt Kurita Yoshifumi (69)

14.10.44-15.12.44

Lt Ono Shinpei (68)

15.12.44-09.01.45

Lt Sato Kiyoteru (66)

09.01.45-01.06.45

Lt Imanishi Saburo (67)

01.06.45-12.06.45

Lt Hayakawa Norimasa (64)

12.06.45-09.45

RO-63 63 63

Class: RO-60 (Type L4)

Civilian Call Sign: JUKP

Ordered: 1920

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 23.04.23

Launched: 24.01.24

Completed: 20.12.24

Subdiv 24 01.06.25-15.11.39

Subsiv 33 15.11.39-15.11.40

Subdiv 33/SubRon 7/4 Fleet 15.11.40-14.07.42

Subdiv 33/5 Fleet 14.07.42-25.09.42

Subdiv 33/Kure Naval District 25.09.42-01.12.43

Subdiv 33/Kure SubRon/Kure Naval District 01.12.43-09.45

Fate: surrendered at Maizuru, scuttled 05.46 in Iyo Wan

Removed from Navy List 20.11.45

Commanding Officer (Kancho)

LtCdr Hiraoka Kumeichi (39)

20.12.24-01.12.25

LtCdr Kousokabe Yuzuru (38)

01.12.25-15.01.28

LtCdr Ito Jotaro (42)

15.01.28-10.03.29

Lt Mizobatane Sadakichi (46)

10.03.29-29.06.29

Reserve

10.03.29-29.06.29

Lt Nakaoka Nobuki (45)

29.06.29-30.11.29

LtCdr Otake Toshio (45)

30.11.29-01.12.31

LtCdr Shimizu Taro (48)

01.12.31-20.03.34

LtCdr Yamada Takashi (49)

20.03.34-15.02.36

Lt Yamada Kaoru (50)

15.02.36-20.03.37

LtCdr Inaba Michimune (51)

20.03.37-31.07.37

LtCdr Hasegawa Minoru (51)

31.07.37-15.11.37

LtCdr Hanabusa Hiroshi (51)

15.11.37-19.03.38

LtCdr Inaba Michimune (51)

19.03.38-15.12.38

LtCdr Yajima Yasuo (51)

15.12.38-01.09.39

LtCdr Tagami Akiji (51)

01.09.39-20.11.39

LtCdr Ohira Masajiro (52)

20.11.39-20.03.40

Lt Izutsu Monshiro (57)

20.03.40-15.10.40

LtCdr Kusaka Toshio (53)

15.10.40-09.02.42

LtCdr Nagai Katsuhiko (57)

09.02.42-14.10.42

LtCdr Nambu Nobuyuki (61)

14.10.42-15.03.43

LtCdr Kondo Fumitake (62)

15.03.43-24.07.43

LtCdr Nishiuchi Shoichi (60)

25.07.43-19.12.43

LtCdr Suzuki Katsuhito (63)

19.12.43-22.02.44

Cdr Otani Kiyonori (49)

22.02.44-29.04.44

Lt Takema Chuzo (65)

29.04.44-04.08.44

Lt Koreeda Sadayoshi (64)

04.08.44-19.08.44

Lt Arai Kanichi (69)

19.08.44-05.11.44

Lt Imanishi Saburo (67)

05.11.44-19.07.45

Lt Morita Ryoji (64)

19.07.45-29.07.45

LtCdr Taketomi Kunio (65)

29.07.45-09.45

RO-64 64 64

Class: RO-60 (Type L4)

Civilian Call Sign: JULP

Ordered: 1920

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 15.10.23

Launched: 19.08.24

Completed: 30.04.25

Subdiv 24 01.06.25-15.11.39

Subdiv 33 15.11.39-15.11.40

Subdiv 33/SubRon 7/4 Fleet 15.11.40-14.07.42

Subdiv 33/5 Fleet 14.07.42-25.09.42

Subdiv 33/Kure Naval District 25.09.42-01.12.43

Subdiv 33/Kure SubRon/Kure Naval District 01.12.43-12.04.45

Fate: sunk 12.04.45 at 1438hrs by mine in Hiroshima Bay

Position:

Dead: 81

Saved: 0

Removed from Navy List 10.08.45

Commanding Officer (Kancho)

LtCdr Daigo Tadashige (40)

30.04.25-01.12.25

Lt Koda Takero (41)

01.12.25-01.12.26

LtCdr Nakahara Yoshimasa (49)

01.12.26-01.12.27

LtCdr Matsuzaki Akira (43)

01.12.27-10.12.28

Reserve

10.12.28-01.11.29

LtCdr Tamaki Tomejiro (45)

01.11.29-01.12.30

LtCdr Sasaki Hankyu (45)

01.12.30-01.12.31

Lt Nagai Hiroaki (48)

01.12.31-01.12.32

LtCdr Shimizu Taro (48)

01.12.32-25.03.33

Lt Hatanaka Sumihiko (49)

25.03.33-15.02.36

LtCdr Izu Junichi (51)

15.02.36-30.03.37

LtCdr Hanabusa Hiroshi (51)

30.03.37-15.11.37

LtCdr Ikezawa Masayuki (52)

15.11.37-19.03.38

LtCdr Yoshitomi Zenji (52)

19.03.38-01.04.39

LtCdr Ogawa Tsunayoshi (50)

01.04.39-20.03.40

Reserve

20.03.40-26.07.40

LtCdr Uno Kameo (53)

26.07.40-09.02.42

LtCdr Tabata Naoshi (58)

09.02.42-14.10.42

Lt Wada Mutsuo (61)

14.10.42-24.03.43

Capt Kato Ryonosuke (48)

24.03.43-31.08.43

Capt Narahara Shogo (48)

31.08.43-19.01.44

LtCdr Okayama Noboro (64)

19.01.44-29.04.44

Lt Ono Yasushi (65)

29.04.44-30.08.44

Lt Sato Kiyoteru (66)

30.08.44-13.10.44

Lt Kiuchi Tetsuro (69)

13.10.44-05.11.44

Lt Tokunaga Masahiko (67)

05.11.44-08.12.44

Lt Yoshizawa Chiaki (69)

08.12.44-14.02.45

Capt Otani Kiyonori (49)

14.02.45-14.03.45

*LtCdr Muto Keigo (Eng.42)

14.03.45-12.04.45

RO-65 65 65

Class: RO-60 (Type L4)

Civilian Call Sign: JUMP

Ordered: 1921

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 15.11.24

Launched: 25.09.25

Completed:

Subdiv 27 15.10.23-15.11.40

Subdiv 27/SubRon 7/4 Fleet 15.11.40-10.02.42

Subdiv 26/SubRon 7/4 Fleet 10.02.42-14.07.42

Subdiv 26/5 Fleet 14.07.42-03.11.42

Fate: sunk 04.11.42 by US aircraft at Kiska, Alaska

Position: 51-58N 177-33E

Dead: 19

Saved: 45

Removed from Navy List 20.11.42

Commanding Officer (Kancho)

LtCdr Nakamura Motoji (39)

29.10.25-30.11.26

LtCdr Saito Eisho (42)

01.03.26-15.05.28

LtCdr Uozumi Jisaku (42)

16.05.28-20.09.29

Lt Otake Toshio (45)

20.09.29-30.11.29

Lt Nagai Takeo (47)

30.11.29-01.04.31

Reserve

01.04.31-01.12.31

LtCdr Sugiura Norio (47)

01.12.31-20.08.32

LtCdr Hamano Motoichi (47)

20.08.32-15.11.33

Reserve

15.11.33-01.11.34

LtCdr Emi Tetsushiro (50)

01.11.34-28.02.35

LtCdr Matsumura Kanji (50)

28.02.35-20.03.37

LtCdr Togami Ichiro (51)

20.03.37-01.12.37

Reserve

01.12.37-01.11.39

LtCdr Ota Takeshi (55)

01.11.39-20.03.40

LtCdr Ueno Toshitake (56)

20.03.40-28.09.40

LtCdr Harada Hakue (52)

28.09.40-31.07.41

LtCdr Kudo Kaneo (56)

31.07.41-15.02.42

LtCdr Torisu Kennosuke (58)

15.02.42-30.05.42

LtCdr Yamaguchi Kazuo (61)

30.05.42-30.06.42

Lt Egi Shoichi (60)

30.06.42-04.11.42

RO-66 66 66

Class: RO-60 (Type L4)

Civilian Call Sign: JUNP

Ordered: 1921

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 01.12.25

Launched: 25.10.26

Completed: 28.07.27

Subdiv 27 15.08.27-15.11.40

Subdiv 27/SubRon 7/4 Fleet 15.11.40-17.12.41

Fate: sunk 17.12.41 at 2020hrs in collision with RO-62 25 miles SW of Wake Island

Position: 19-10N 166-28E

Dead: 63

Saved: 3

Removed from Navy List 15.01.42

Commanding Officer (Kancho)

LtCdr Hirano Rokuzo (41)

28.07.27-10.12.28

LtCdr Okushima Tsunesaburo (44)

10.12.28-15.11.30

LtCdr Kume Ikuji (46)

22.04.30-01.04.31

Vacant

01.04.31-01.05.31

LtCdr Shimazui Takemi (47)

01.05.31-02.11.31

LtCdr Mizobatane Sadaichi (46)

02.11.31-15.11.33

LtCdr Hamano Motoichi (47)

15.11.33-16.07.34

LtCdr Tsuzuki Noboru (48)

16.07.34-15.11.34

LtCdr Kayabara Yasuchika (49)

15.11.34-27.02.35

Lt / LtCdr Ageta Kiyoi (50)

28.02.35-15.02.36

Lt Shibata Genichi (51)

15.02.36-20.03.37

LtCdr Kawasaki Mutsuro (51)

20.03.37-31.07.37

LtCdr Matsumura Kanji (50)

31.07.37-30.11.37

LtCdr Inoue Tadakane (51)

01.12.37-19.03.38

LtCdr Nakamura Shozo (54)

19.03.38-30.07.38

LtCdr Inada Hiroshi (51)

30.07.38-20.03.39

LtCdr Taoka Kiyoshi (55)

20.03.39-27.07.39

LtCdr Kohiga Masaru (53)

27.07.39-26.07.40

*LtCdr Kurokawa Hideyuki (54)

26.07.40-17.12.41

RO-67 67 67

Class: RO-60 (Type L4)

Civilian Call Sign: JUOP

Ordered: 1923

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 05.03.25

Launched: 18.03.26

Completed: 15.12.26

Subdiv 27 15.12.26-15.11.40

Subdiv 27/SubRon 7/4 Fleet 15.11.40-10.02.42

Subdiv 26/SubRon 7/4 Fleet 10.02.42-14.07.42

Subdiv 26/5 Fleet 14.07.42-15.11.42

Subdiv 26/Kure Naval District 15.11.42-01.12.43

Subdiv 33/Kure SubRon/Kure Naval District 01.12.43-20.07.45

Sasebo Naval District 20.07.45-09.45

Fate: surrendered, scrapped 1946

Removed from Navy List 20.07.45

Commanding Officer (Kancho)

LtCdr Yamazaki Shigeaki (41)

15.12.26-15.11.27

LtCdr Mito Hisashi (42)

01.12.27-15.12.28

Lt Hayashi Kiyosuke (43)

15.12.28-05.11.29

Lt Miyazaki Takeji (46)

15.11.29-31.03.30

Lt Endo Keiyu (46)

01.04.30-01.04.31

Lt Tsuzuki Noboru (48)

01.04.31-01.12.31

LtCdr Okada Yusaku (47)

01.12.31-15.03.33

LtCdr Endo Keiyu (46)

15.03.33-16.07.34

LtCdr Shimizu Taro (48)

16.07.34-21.10.34

LtCdr Okata Tadashi (50)

15.11.34-15.02.36

Lt Hirokawa Takashi (51)

15.02.36-05.05.36

LtCdr Hamano Motoichi (47)

05.05.36-01.12.36

Reserve

01.12.36-01.09.39

LtCdr Narusawa Sennao (52)

01.09.39-15.11.39

LtCdr Ohashi Katsuo (53)

15.11.39-20.03.40

LtCdr Watanabe Katsuji (55)

20.03.40-30.10.40

LtCdr Yoshitomi Zenji (52)

30.10.40-31.10.41

LtCdr Imamoto Masayuki (58)

31.10.41-09.05.42

LtCdr Torisu Kennosuke (58)

09.05.42-29.05.42

LtCdr Yamaguchi Kazuo (61)

29.05.42-25.08.42

LtCdr Nakayama Denshichi (61)

25.08.42-15.03.43

Lt Ebato Kazuo (62)

15.03.43-30.11.43

LtCdr Yamaguchi Kazuo (61)

30.11.43-19.12.43

LtCdr Fumon Shozo (63)

19.12.43-31.03.44

LtCdr Oba Saichi (62)

31.03.44-09.07.44

Capt Otani Kiyonori (49)

09.07.44-30.08.44

LtCdr Taniura Hideo (65)

30.08.44-13.10.44

Lt Okakita Akimasa (69)

13.10.44-06.11.44

Lt Tokioka Takami (67)

06.11.44-10.12.44

Lt Takahashi Shingo (68)

10.12.44-03.05.45

Lt Samejima Osamu (67)

03.05.45-31.05.45

Lt Morita Ryoji (64)

31.05.45-19.07.45

Reserve

19.07.45-09.45

RO-68 68 68

Class: RO-60 (Type L4)

Civilian Call Sign: JUPP

Ordered: 1923

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 06.02.24

Launched: 23.02.25

Completed: 29.10.25

Subdiv 24 01.12.25-15.11.39

Subdiv 33 15.11.39-15.11.40

Subdiv 33/SubRon 7/4 Fleet 15.11.40-14.07.42

Subdiv 33/5 Fleet 14.07.42-25.09.42

Subdiv 33/Kure Naval District 25.09.42-01.12.43

Subdiv 33/Kure SubRon/Kure Naval District 01.12.43-15.08.44

Kure Naval District 15.08.44-15.05.45

51 Coast Defense Squadron 15.05.45-09.45

Fate: surrendered, scuttled 30.04.46 in Maizuru Bay

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

LtCdr Nakamura Motoji (39)

29.10.25-30.11.26

LtCdr Takagi Takeo (39)

01.12.26-01.12.27

LtCdr Nabeshima Shunsaku (42)

01.12.27-10.12.28

Reserve

10.12.28-01.11.29

Lt Hayashi Kazuo (45)

01.11.29-01.12.31

Lt Fujimoto Den (48)

01.12.31-01.09.33

Cdr Ohashi Tatsuo (40)

01.09.33-01.12.33

LtCdr Fujimoto Den (48)

01.12.33-01.06.34

LtCdr Koizumi Kiichi (49)

01.06.34-15.11.35

LtCdr Shichiji Tsuneo (49)

15.11.35-20.06.36

LtCdr Emi Tetsushiro (50)

20.06.36-01.12.36

LtCdr Irie Tatsushi (51)

01.12.36-20.03.37

LtCdr Tagami Akiji (51)

20.03.37-01.07.37

LtCdr Inaba Michimune (51)

01.07.37-31.07.37

LtCdr Izu Junichi (51)

31.07.37-01.12.37

LtCdr Togami Ichiro (51)

01.12.37-30.07.38

LtCdr Hirokawa Takashi (51)

30.07.38-25.11.39

LtCdr Harada Hakue (52)

25.11.39-20.03.40

LtCdr Taoka Kiyoshi (55)

20.03.40-15.10.40

LtCdr Tanaka Makio (52)

15.10.40-31.07.41

LtCdr Izutsu Monshiro (57)

31.07.41-22.05.42

LtCdr Manabe Masateru (60)

22.05.42-04.11.42

Capt Kato Ryonosuke (48)

04.11.42-15.03.43

LtCdr Tategami Rikuta (60)

15.03.43-31.07.43

LtCdr Suzuki Shokichi (62)

31.07.43-19.01.44

Lt Sugamasa Tetsuaki (65)

19.01.44-19.03.44

Lt Uesugi Kazuaki (63)

19.03.44-01.06.44

Lt Imai Kenji (67)

01.06.44-01.07.44

LtCdr Uesugi Kazuaki (63)

01.07.44-13.10.44

LtCdr Yamanaka Yoshiaki (66)

13.10.44-31.05.45

Lt Samejima Osamu (67)

31.05.45-09.45

RO-100 100 100

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#210)

Builder: Kure Kaigun Kosho

Laid Down: 30.06.41

Launched: 06.12.41

Completed: 23.09.42

Kure SubRon/Kure Naval District 01.09.42-15.12.42

SubRon 7/8 Fleet/SE Area Fleet 05.12.42-15.04.43

SubRon 7/SE Area Fleet 15.04.43-20.08.43

Subdiv 51/SubRon 7/SE Area Fleet 20.08.43-25.11.43

Fate: sunk 25.11.43 at 1910hrs by mine 2 miles NE of Buin, Papua, New Guinea

Position: 06-50S 155-58E

Dead: 38

Saved: 12

Removed from Navy List 05.02.44

Commanding Officer (Kancho)

Lt Sakamoto Kaneyoshi (61)

30.05.42-29.08.43

*LtCdr Ogane Hisao (63)

29.08.43-25.11.43

Torpedo Officer (Suiraichō)

Lt Ichimura Rikinosuke (64)

10.09.42-15.06.43

*Lt Abe Kazuo (63)

15.06.43-25.11.43

Navigator (Kōkaichō)

Lt Shigeta Osamu (67)

23.05.42-23.06.43

Lt(jg) Kawamoto Noboru (69)

23.06.43-25.11.43

Chief Engineer (Kikanchō)

S.D.Lt(jg) Sunouchi Tatsuzo (S.D.15) 須之内辰蔵

30.05.42-20.07.43

*S.D.Lt(jg) Suzuki Kichisaburo

20.07.43-25.11.43

RO-101 101 101

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#211)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 30.09.41

Launched: 17.04.42

Completed: 31.10.42

Kure SubRon/Kure Naval District 31.10.42-16.01.43

SubRon 7/8 Fleet/SE Area Fleet 16.01.43-15.04.43

SubRon 7/SE Area Fleet 15.04.43-20.08.43

Subdiv 51/SubRon 7/SE Area Fleet 20.08.43-12.09.43

Fate: sunk 15.09.43 at 1446hrs by USS Saufly (DD-465) off Guadalcanal, Solomon Islands

Position:10-57S 163-56E

Dead: 50

Saved: 0

Removed from Navy List 01.12.43

Commanding Officer (Kancho)

LtCdr Orita Zenji (59)

20.07.42-28.08.43

*Lt Arima Fumio (64)

20.08.43-28.08.43 (KIA enrout to take command)

Lt Seki Tanisan (63)

28.08.43-03.09.43

*Lt Fujisawa Masatake (63)

03.09.43-15.09.43

Torpedo Officer (Suiraichō)

S.D.Lt(jg) Fujisawa Muneki

01.09.42-24.12.42

*Lt Tokugawa Hiromi (65)

24.12.42-12.07.43

Vacant

12.07.43-20.07.43

*Lt Tanabe Kazumichi (66)

20.07.43-15.09.43

Navigator (Kōkaichō)

*Lt(jg) Koyama Sakuma (68)

20.04.42-20.08.43

*Lt(jg) Kurihara Masashi (69)

20.08.43-15.09.43

Chief Engineer (Kikanchō)

S.D.Lt(jg) Senda Zen

01.09.42-01.09.43 (Still on board?)

Vacant

01.09.43-15.09.43

RO-102 102 102

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#212)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 30.09.41

Launched: 17.04.42

Completed: 17.11.42

Kure SubRon/Kure Naval District 17.11.42-16.01.43

SubRon 7/8 Fleet/SE Area Fleet 16.01.43-15.04.43

SubRon 7/SE Area Fleet 15.04.43-14.05.43

Fate: sunk 14.05.43 by USS PT-150 in Vitiaz Strait, New Guinea

Position: 06-55N 147-34E

Dead: 42

Saved: 0

Removed from Navy List 07.43

Commanding Officer (Kancho)

*LtCdr Kanemoto Shoji (61)

20.07.42-14.05.43

Torpedo Officer (Suiraichō)

S.D.Lt(jg) Oikawa Kazuyoshi

10.07.42-17.11.42

*Lt Mori Shigeo (65)

17.11.42-14.05.43

Navigator (Kōkaichō)

Lt(jg) Chikamori Akira (68)

25.07.42-22.01.43

*Lt(jg) Sato Tadashi (69)

24.12.42-14.05.43

Chief Engineer (Kikanchō)

*S.D.Lt(jg) Shinozaki Kikuzo

01.08.42-14.05.43

RO-103 103 103

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#213)

Builder: Kure Kaigun Kosho

Laid Down: 30.06.41

Launched: 06.12.41

Completed: 21.10.42

Kure SubRon/Kure Naval District 21.10.42-05.01.43

SubRon 7/8 Fleet/SE Area Fleet 05.01.43-15.04.43

SubRon 7/SE Area Fleet 15.04.43-10.08.43

Fate: missing from 10.08.43in Solomon Islands

Position: unknown

Dead: 50

Saved: 0

Removed from Navy List 01.11.43

Commanding Officer (Kancho)

LtCdr Fujita Hidenori (62)

29.08.42-14.02.43

*Lt Ichimura Rikinosuke (64)

14.02.43-10.08.43

Torpedo Officer (Suiraichō)

*Lt Isokane Yuzo (65)

15.09.42-10.08.43

Navigator (Kōkaichō)

*Lt(jg) Fukushima Jiro (68)

11.08.42-10.08.43

Chief Engineer (Kikanchō)

*Lt(jg) Takahashi Chikura

25.07.42-10.08.43

RO-104 104 104

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#214)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 19.11.41

Launched: 11.07.42

Completed: 25.02.43

Kure SubRon/Kure Naval District 25.02.43-01.04.43

SubRon 11/1 Fleet 01.04.43-05.06.43

SubRon 7/SE Area Fleet 05.06.43-20.08.43

Subdiv 51/SubRon 7/SE Area Fleet 20.08.43-01.03.44

Subdiv 51/SubRon 7/6 Fleet 01.03.44-23.05.44

Fate: sunk 23.05.44 at 0834hrs by USS England (DE-635) 250 miles NNW Kavieng, New Ireland

Position: 01-26N 149-20E

Dead: 58

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

LtCdr Hamazumi Yoshihisa (61)

02.43-15.03.43

LtCdr Shoda Keiji (62)

15.03.43-09.01.44

*Lt Izubuchi Shikari (64)

09.01.44-23.05.44

Torpedo Officer (Suiraichō)

Lt Miyake Tatsuo (66)

17.02.43-21.03.44

Lt Goto Kikuo (67)

21.03.44-23.05.44

Navigator (Kōkaichō)

Lt(jg) Baba Kouichi (69)

05.11.42-01.11.43

*Lt(jg) Komaru Jiro (70) 小丸仁良

01.11.43-23.05.44

Chief Engineer (Kikanchō)

S.D.Lt(jg) Hanasaki Moichi

05.11.42-20.02.44

S.D.Lt(jg) Sako Hikosaburo

20.02.44-23.05.44

RO-105 105 105

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#215)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 19.11.41

Launched: 11.07.42

Completed: 05.03.43

Kure SubRon/Kure Naval District 05.03.43-01.04.43

SubRon 11/1 Fleet 01.04.43-05.06.43

SubRon 7/SE Area Fleet 05.06.43-20.08.43

Subdiv 51/SubRon 7/SE Area Fleet 20.08.43-01.03.44

Subdiv 51/SubRon 7/6 Fleet 01.03.44-31.05.44

Fate: sunk 31.05.44 at 0735hrs by USS England (DE-635) 200 miles NNW of Kavieng, New Ireland

Position: 01-47N 149-56E

Dead: 55

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

LtCdr Nishiuchi Shoichi (60)

25.01.43-15.03.43

LtCdr Oba Saichi (62)

15.03.43-09.01.44

*LtCdr Inoue Junichi (64)

09.01.44-31.05.44

Torpedo Officer (Suiraichō)

Lt Iwamoto Masanori (66)

15.02.43-01.02.44

*Lt Lt Kurashima Takao (70)

01.02.44-31.05.44

Navigator (Kōkaichō)

Lt(jg) Ikeda Genshiro (69)

05.12.42-01.11.43

Lt Shiina Hideo (68)

01.11.43-31.05.44

Chief Engineer (Kikanchō)

S.D.Lt(jg) Ikoma Eiichi

05.12.42-

*S.D.Lt(jg) Hasegawa Shunzo

-31.05.44

RO-106 106 106

Class: RO-100(Type KS)

Ordered: 1941 4 Replacement Program (#216)

Builder: Kure Kaigun Kosho

Laid Down: 17.12.41

Launched: 30.05.42

Completed: 26.12.42

Kure SubRon/Kure Naval District 26.12.42-15.03.43

SubRon 11/1 Fleet 15.03.43-15.04.43

SubRon 7/SE Area Fleet 15.04.43-20.08.43

Subdiv 51/SubRon 7/SE Area Fleet 20.08.43-01.03.44

Subdiv 51/SubRon 7/6 Fleet 01.03.44-22.05.44

Fate: sunk 22.05.44 at 0352hrs by USS England (DE-635) 250 miles north of Kavieng, New Ireland

Position: 01-40N 150-31E

Dead: 49

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

LtCdr Saeki Takeo (59) 卓夫

09.11.42-11.06.43

LtCdr Nakamura Motoo (62)

11.06.43-14.05.44

*Lt Uda Keitai (66)

14.05.44-22.05.44

Torpedo Officer (Suiraichō)

Lt Takema Chuzo (65)

24.11.42-20.01.44

*Lt Shigeta Osamu (67) 治

20.01.44-22.05.44

Navigator (Kōkaichō)

Lt(jg) Koga Jinsaku (69)

26.10.42-25.08.43

Lt(jg) Tanaka Chiaki (69)

25.08.43-20.11.43

Lt(jg) Uedoi Hisashi (70)

20.11.43-03.12.43

*Lt(jg) Hagiwara Tatsuo (71)

20.12.43-22.05.44

Chief Engineer (Kikanchō)

S.D.Lt(jg) Iwaki Heihachi

10.10.42-05.05.44

*S.D.Lt Koyanagi Matysujiro

05.05.44-22.05.44

RO-107 107 107

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#217)

Builder: Kure Kaigun Kosho

Laid Down: 17.12.41

Launched: 30.05.42

Completed: 26.12.42

Kure SubRon/Kure Naval District16.12.42-15.03.43

SubRon 11/1 Fleet 15.03.43-15.04.43

SubRon 7/SE Area Fleet 15.04.43-12.07.43

Fate: sunk 12.07.43 at 0510hrs by USS Radford (DD-446) 15 miles east of Kolombangara, Solomon Islands

Position: 08-00S 157-19E

Dead: 42

Saved: 0

Removed from Navy List 01.09.43

Commanding Officer (Kancho)
*Lt Egi Shoichi (60) 04.11.42-12.07.43
Torpedo Officer (Suiraichō)
*Lt Ohara Taihei (65) 15.09.42-12.07.43
Navigator (Kōkaichō)
*Lt(jg) Fukuda Taro (69)	26.10.42-12.07.43
Chief Engineer (Kikanchō)
S.D.Lt(jg) Toyama Hiroshi 10.10.42-12.07.43

RO-108 108 108

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#218)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 20.04.42

Launched: 26.10.42

Completed: 20.04.23

SubRon 11/1 Fleet 20.04.43-01.08.43

SubRon 7/SE Area Fleet 01.08.43-01.09.43

Subdiv 51/SubRon 7/SE Area Fleet 01.09.43-01.03.44

Subdiv 51/SubRon 7/6 Fleet 01.03.44-26.05.44

Fate: sunk 26.05.44 at 2323hrs by USS England (DE-635) 110 miles

north of Manus, Admiralty Islands

Position: 00-32S 148-35E

Dead: 53

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

LtCdr Arai Atsushi (63)

16.03.43-09.01.44

*Lt Obari Kanichi (65)

09.01.44-26.05.44

Torpedo Officer (Suiraichō)

Lt Tsukigata Masaki (66)

06.04.43-31.01.44

*Lt Sekiguchi Kenji (68)

31.01.44-26.05.44

Navigator (Kōkaichō)

Lt(jg) Morita Atsushi (69)

25.03.43-01.11.43

*Lt(jg) Yamamoto Tatsuo (71)

01.11.43-26.05.44

Chief Engineer (Kikanchō)

*S.D.Lt(jg) Kimura Masaki

16.03.43-26.05.44

RO-109 109 109

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#400)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 20.04.42

Launched: 26.10.42

Completed: 30.04.43

SubRon 11/1 Fleet 30.04.43-01.09.43

Subdiv 51/SubRon 7/SE Area Fleet 01.09.43-01.03.44

Subdiv 51/SubRon 7/6 Fleet 01.03.44-15.08.44

Kure SubRon/Kure Naval District115.08.44-25.09.44

Subdiv 33/Kure SubRon/Kure Naval District 25.09.44-20.10.44

Subdiv 34/6 Fleet 20.10.44-29.04.45

Fate: sunk 25.04.45 by USS Horace A. Bass (APD-124) 165 miles SSW of Daito Jima

Position: 21-58N 129-38E

Dead: 65

Saved: 0

Removed from Navy List 10.06.45

Commanding Officer (Kancho)

LtCdr Uesugi Kazuaki (63)

16.03.43-20.03.44

LtCdr Sugamasa Tetsuaki (65)

20.03.44-05.08.44

LtCdr Oba Saichi (62)

05.08.44-05.09.44

LtCdr Toji Jun (66)

05.09.44-14.10.44

LtCdr Masuzawa Seiji (65)

14.10.44-17.03.45

*Lt Nakagawa Hiroshi (68)

17.03.45-25.04.45

Torpedo Officer (Suiraichō)

Lt Kihara Sakae (66)

15.04.43-28.03.44

Lt(jg) Tokioka Takami (67)

28.03.44-05.08.44

S.D.Lt Kanamatsu Risuke

05.08.44-28.03.45

*S.D.Lt Tanaka Hiroji

28.03.45-25.04.45

Navigator (Kōkaichō)

Lt(jg) Okahashi Sounosuke (69)

25.03.43-24.01.44

Lt(jg) Miyamoto Yoshimatsu (71)

24.01.44-15.08.44

Lt(jg) Tateyama Takeshi (71)

15.05.44-01.03.45

*Lt(jg) Yamada Tomizo (72)

01.03.45-25.04.45

Chief Engineer (Kikanchō)

Unknown

RO-110 110 110

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#401)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 20.08.42

Launched: 26.01.43

Completed: 06.07.43

SubRon 11/1 Fleet 06.07.43-10.11.43

Subdiv 30/SW Area Fleet 10.11.43-01.01.44

Subdiv 30/SubRon 8/6 Fleet 01.01.44-11.02.44

Fate: sunk 02.02.44 by HMIS Jumna 200 miles NE Madras, India

Position: 17-25N 83-21E

Dead: 47

Saved: 0

Removed from Navy List 30.04.44

Commanding Officer (Kancho)

*Lt Ebato Kazuo (62)

20.06.43-11.02.44

Torpedo Officer (Suiraichō)

Lt(jg) Tanaka Shigeho (66)

11.05.43-20.08.43

*Lt Suzuki Takashi (67)

20.08.43-11.02.44

Navigator (Kōkaichō)

*Lt(jg) Miyata Minoru (69)

10.06.43-11.02.44

Chief Engineer (Kikanchō)

S.D.Lt(jg) Tazaki Taketora

15.05.43-11.02.44

RO-111 111 111

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#402)

Builder: Kawaski Jyuko, Kobe

Laid Down: 20.08.42

Launched: 26.01.43

Completed: 19.07.43

SubRon 11/1 Fleet 19.07.43-31.10.43

Subdiv 30/SW Area Fleet 31.10.43-01.01.44

Subdiv 30/SubRon 8/6 Fleet 01.01.44-20.03.44

Subdiv 51/SubRon 7/6 Fleet 20.03.44-10.06.44

Fate: sunk 10.06.44 at 1558hrs by USS Taylor (DD-468) north of Admiralty Islands

Position: 00-26N 149-16E

Dead: 54

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)
*LtCdr Nakamura Naozo (62)	25.06.43-10.06.44
Torpedo Officer (Suiraichō)
Lt(jg) Harada Kiyoshi (66) 15.05.43-15.04.44
*Lt Amano Takashi (66) 15.04.44-10.06.44
Navigator (Kōkaichō)
Lt(jg) Kawamura Akira (69) 20.06.43-15.08.43
Lt(jg) Hiraoka Tadao (69) 15.08.43-05.09.43
Lt(jg) Warashina Takashi (70)	05.09.43-20.04.44
*Lt(jg) Kotake Hiroshi (71) 20.04.44-10.06.44
Chief Engineer (Kikanchō)
*S.D.Lt(jg) Takahashi Kiyoshi 15.05.43-10.06.44

RO-112 112 112

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#403)

Builder: Kawaski Jyuko, Kobe

Laid Down: 30.06.42

Launched: 25.03.43

Completed: 15.09.43

SubRon 11/1 Fleet 15.09.43-25.11.43

SubRon 11/6 Fleet 25.11.43-25.12.43

Subdiv 30/SW Area Fleet 25.12.43-01.01.44

Subdiv 30/SubRon 8/6 Fleet 01.01.44-20.03.44

Subdiv 51/SubRon 7/6 Fleet 20.03.44-15.08.44

Kure SubRon/Kure Naval District1 15.08.44-25.09.44

Subdiv 33/Kure SubRon/Kure Naval District 25.09.44-20.10.44

Subdiv 34/6 Fleet 20.10.44-11.02.45

Fate: sunk 11.02.45 at 2202hrs by USS Batfish (SS-310) off

Camiguin Island, Philippines

Position: 18-53N 121-50E

Dead: 61

Saved:

Removed from Navy List 10.05.45

Commanding Officer (Kancho)
LtCdr Kondo Fumitake (62) 24.07.43-05.08.44
Lt Matsujima Shigeo (66) 05.08.44-31.08.44
Lt Sakamoto Doni (67) 31.08.44-14.10.44
*LtCdr Toji Jun (66) 14.10.44-11.02.45
Torpedo Officer (Suiraichō)
Lt Nakajima Kazato (66) 20.08.43-06.10.43
Lt Go Yasuo (66)	06.10.43-10.06.44
Lt Odera Shunzaburo (69) 06.10.44-05.08.44
Vacant	05.08.44-11.02.45
Navigator (Kōkaichō)
Lt(jg) Kouzen Otohiko (70) 14.09.43-20.04.44
*Lt Oga Hide (71)	20.04.44-11.02.45
Chief Engineer (Kikanchō)
Unknown

RO-113 113 113

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#404)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 11.07.42

Launched: 24.04.43

Completed: 12.10.43

SubRon 11/1 Fleet 01.10.43-25.11.43

SubRon 11/6 Fleet 25.11.43-31.01.44

Subdiv 30/SubRon 8/6 Fleet 31.01.44-25.03.44

Subdiv 51/SubRon 7/6 Fleet 25.03.44-15.08.44

SubRon 8/6 Fleet 15.08.44-13.02.45

Fate: sunk 13.02.45 at 0449hrs by USS Batfish (SS-310) off

Babuyan Island, Philippines

Position: 19-10N 121-23E

Dead: 59

Saved: 0

Removed from Navy List 10.05.45

Commanding Officer (Kancho)

Lt Watanabe Hisashi (64)

20.08.43-01.08.44

*Lt Harada Kiyoshi (66)

01.08.44-13.02.45

Torpedo Officer (Suiraichō)

Lt Yamanaka Yoshiaki (66)

20.08.43-20.06.44

Lt Mihara Sosaku (69)

20.06.44-17.07.44

*Lt Mine Susumu (68)

17.07.44-13.02.45

Navigator (Kōkaichō)

Lt(jg) Yamasawa Hiroshi (70)

20.09.43-20.04.44

*Lt(jg) Hirayama Motokiyo (71)

20.04.44-13.02.45

Chief Engineer (Kikanchō)

Unknown

10.43-

*S.D.Lt(jg) Fujii Masumi

-13.02.45

RO-114 114 114

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#405)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 12.10.42

Launched: 19.06.43

Completed: 20.11.43

SubRon 11/1 Fleet 20.11.43-25.11.43

SubRon 11/6 Fleet 25.11.43-20.02.44

Subdiv 30/SubRon 8/6 Fleet 20.02.44-25.03.44

Subdiv 51/SubRon 7/6 Fleet 25.03.44-17.06.44

Fate: sunk 17.06.44 by USS Wadleigh (DD-689) 80 miles west of Tinian, Northern Mariana Islands

Position: 15-02N 144-10E

Dead: 55

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

LtCdr Kawashima Mamoru (64)

08.10.43-20.04.44

*Lt Ata Yoshiro (65)

20.04.44-17.06.44

Torpedo Officer (Suiraichō)

Lt Yamamoto Yasuhisa (67)

08.10.43-02.02.44

*Lt(jg) Sakai Toshimi (68)

02.02.44-17.06.44

Navigator (Kōkaichō)

Lt(jg) Hishitani Kiyo (70)

25.10.43-20.04.44

*Lt(jg) Ono Masao (71)

20.04.44-17.06.44

Chief Engineer (Kikanchō)

Unknown

RO-115 115 115

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#406)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 12.10.42

Launched: 19.06.43

Completed: 30.11.43

SubRon 11/6 Fleet 30.11.43-10.03.44

Subdiv 51/SubRon 7/6 Fleet 10.03.44-15.08.44

SubRon 8/6 Fleet 15.08.44-01.02.45

Fate: sunk 01.02.45 at 0015 by USS Ulvert M Moore (DE-442) 125 miles SW of Manila, Luzon, Philippines

Position: 13-20N 119020E

Dead: 59

Saved: 0

Removed from Navy List 10.03.45

Commanding Officer (Kancho)

Lt Koreeda Sadayoshi (64)

25.10.43-04.08.44

*Lt Takema Chuzo (65)

05.08.44-01.02.45

Torpedo Officer (Suiraichō)

Lt Inobu Yukio (66)

15.10.43-05.02.44

*Lt Isogawa Tamotsu (67)

05.02.44-01.02.45

Navigator (Kōkaichō)

Lt(jg) Kimura Mitsuru (70)

27.10.43-20.04.44

*Lt(jg) Matsunaga Kentoku (71)

20.04.44-01.02.45

Lt(jg) Omagari Kousuke (71)

25.12.44-DNC (sunk before could join)

Chief Engineer (Kikanchō)

S.D.Lt(jg) Namubu Sadahiro

15.10.43-07.44

S.D.Lt(jg) Narita Ichiro

07.44-01.02.45

RO-116 116 116

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#407)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 16.01.43

Launched: 13.09.43

Completed: 21.01.44

SubRon 11/6 Fleet 21.01.44-04.05.44

Subdiv 51/SubRon 7/6 Fleet 04.05.44-24.05.44

Fate: sunk 24.05.44 by USS England (DE-635) north of Admiralty Islands

Position: 00-53N 149-14E

Dead: 56

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

*LtCdr Okabe Takeshi (63)

20.12.43-24.05.44

Torpedo Officer (Suiraichō)

Lt Inoue Ryuushou (68)

07.01.44-23.02.44

*Lt Koyama Dairoku (67)

23.02.44-25.05.44

Navigator (Kōkaichō)

*Lt(jg) Uedoi Hisashi (70)

15.12.43-25.05.44

Chief Engineer (Kikanchō)

*S.D.Lt(jg) Ihara Kazue

01.11.43-25.05.44

RO-117 117 117

Class: RO-100 (Type KS)

Ordered: 1941 4 Replacement Program (#408)

Builder: Kawasaki Jyuko, Kobe

Laid Down: 16.01.43

Launched: 13.09.43

Completed: 31.01.44

SubRon 11/6 Fleet 31.01.44-14.05.44

Subdiv 51/SubRon 7/6 Fleet 14.05.44-24.06.44

Fate: sunk 24.06.44 by US aircraft 350 miles SE of Saipan, Northern Mariana Islands

Position: 11-50N 150-31E

Dead: 55

Saved: 0

Removed from Navy List 10.08.44

Commanding Officer (Kancho)

*LtCdr Enomoto Yasuo (63)

20.12.43-24.06.44

Torpedo Officer (Suiraichō)

*Lt Kawakubo Saburo (67)

01.11.43-24.06.44

Navigator (Kōkaichō)

*Lt(jg) Yamaguchi Yoshitoshi (70)

25.12.43-17.06.44

Chief Engineer

Unknown

31.01.44-17.06.44

RO-500 500 500

Class: IX-C (ex U-511)

Ordered: 20.10.39

Builder: DeutscheWerft AG, Hamburg

Laid Down: 21.02.41

Launched: 22.09.41

Completed 08.12.41

4.Flottille 08.12.41-01.08.42

10.Flotille 01.08.42-01.09.43

Sold to Japan: 16.09.43

Kure Naval District 16.09.43-03.12.43

6 Fleet 03.12.43-20.05.44

Subdiv 33/Kure SubRon/Kure Naval District 20.05.44-01.07.44

Kure Naval District 01.07.44-01.11.44

Otake Submarine School 01.11.44-05.05.45

Coast Defense Squadron 51 05.05.45-09.45

Fate: surrendered, scuttled 30.04.46 in Wakasa Gulf

Removed from Navy List 10.10.45

Commanding Officer (Kancho)

Kptlt Friedrich Steinhoff (Cew 34)

08.12.41-17.12.42

Kptlt Fritz Schneewind (Crew 36)

17.12.42-20.11.43

LtCdr Taoka Kiyoshi (55)

16.09.43-03.12.43

Lt Uesugi Sadao (65)

03.12.43-31.01.44

Lt Yamazaki Toshio (67)

31.01.44-30.04.44

Lt Shiizuka Mitsuo (66)

30.04.44-05.07.44

Lt Yamamoto Hiroo (67)

05.07.44-15.09.44

Lt Yamamoto Yasuhisa (67)

15.09.44-09.45

Torpedo Officer (Suiraichō)

Lt Uesugi Sadao (65)

19.09.43-31.01.44

Lt Yamazaki Toshio (67)

31.01.44-04.02.44

Lt Taniura Hideo (65)

04.02.44-30.04.44

Lt Isobe Hideo (68)

30.04.44-25.06.44

Lt Yamamoto Hiroo (67)

25.06.44-05.07.44

Vacant

05.07.44-15.10.44

Lt Ono Uhira (69)

15.10.44-01.12.44

Lt(jg) Sato Yoshimitsu (70)

01.12.44-20.01.45

Vacant

20.01.45-09.45

Navigator (Kōkaichō)

Lt(jg) Shindou Hisao (70)

16.09.43-15.01.44

Vacant

15.01.44-20.04.44

Lt(jg) Kuroda Masatome (71)

20.04.44-14.10.44

Lt(jg) Jinbo Masao (71)

14.10.44-03.02.45

Lt(jg) Fujii Nobuyuki (72)

03.02.45-05.06.45

Lt(jg) Inoue Mamoru (73)

05.06.45-09.45

Chief Engineer (Kikanchō)

Lt Muraji Kenichi (Eng.47)

16.09.43-

Lt Hamada Takuya (Eng.49)

-27.12.44

Lt Hara Masamichi (Eng.50)

27.12.44-15.03.45

Lt Takebayashi Hisatomo

15.03.45-09.45

RO-501 501 501

Class: Type IX-C/40 (ex U-1224)

Ordered: 25.08.41

Builder: Deutsche Werft AG, Hamburg

Laid Down: 30.11.42

Launched: 07.07.43

Completed 20.10.43

31.Flottille 20.10.43-15.02.44

Sold to Japan:

Commissioned 28.02.44

Combined Fleet 28.02.44-13.05.44

Fate: sunk 13.05.44 by USS Francis M Robinson (DE-220) 500 miles west of Cape Verde Islands

Position: 18-08N 33-13W

Dead: 52

Saved: 0

Removed from Navy List 10.10.44

Commanding Officer (Kancho)
Kaptlt Georg Preuss (Crew 36)	20.10.43-15.02.44
*LtCdr Norita Sadatoshi (57) 15.02.44-13.05.44
Torpedo Officer (Suiraichō)
*Lt Kubota Yoshimitsu (66) 15.02.44-13.05.44
Officer for Navigation
*Lt Sunaga Takashi (68)	15.02.44-31.05.44
Chief Engineer (Kikanchō)
*Lt Maeda Naotoshi (Eng.46) 15.02.44-31.05.44

Ha-101 101 101

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 08.06.44

Launched: 22.08.44

Completed: 22.11.44

SubRon 11/6 Fleet 22.11.44-27.01.45

SubRon 7/6 Fleet 27.01.45-20.03.45

Subdiv 15/6 Fleet 20.03.45-09.45

Fate: surrendered, scrapped 1945

Removed from Navy List 15.09.45

Commanding Officer (Kancho)

Lt Yamagata Shinji (68)

22.11.44-20.03.45

Lt Kurashima Yasusuke (68)

20.03.45-25.07.45

Lt Jinbo Masaharu (69)

25.07.45-08.45

HA-102 102 102

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 08.06.44

Launched: 22.08.44

Completed: 22.11.44

SubRon 11/6 Fleet 22.11.44-10.02.45

SubRon 7/6 Fleet 10.02.45-20.03.45

Subdiv 16/6 Fleet 20.03.45-09.45

Fate: surrendered, scrapped 10.45

Removed from Navy List 15.09.45

Commanding Officer (Kancho)

Lt Matsumoto Shigeto (69)

31.08.44-08.45

HA-103 103 103

Class: HA-101(Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 29.06.44

Launched: 21.10.44

Completed: 03.02.45

SubRon 11/6 Fleet 03.02.45-15.04.45

Subdiv 16/6 Fleet 15.04.45-01.07.45

Subdiv 34/6 Fleet 01.07.45-15.08.45

Subdiv 15/6 Fleet 15.08.45-09.45

Fate: surrendered, scuttled 01.04.46 off Goto Retto (32-30N 128-40E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Murayama Yoshifume (69)

14.10.44-08.45

HA-104 104 104

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 01.07.44

Launched: 30.09.44

Completed: 01.12.44

SubRon 11/6 Fleet 01.12.44-10.02.45

SubRon 7/6 Fleet 10.02.45-20.03.45

Subdiv 16/6 Fleet 20.03.45-09.45

Fate: surrendered, scuttled 10.45

Removed from Navy List 15.09.45

Commanding Officer (Kancho)

Lt Koga Jinsaku (69)

14.10.44-13.07.45

Lt Kuroda Masatome (71)

13.07.45-08.45

HA-105 105 105

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 29.06.44

Launched: 31.10.44

Completed: 01.12.44

SubRon 11/6 Fleet 01.12.44-17.05.45

Subdiv 16/6 Fleet 17.05.45-01.07.45

Subdiv 34/6 Fleet 01.07.45-15.08.45

Subdiv 15/6 Fleet 15.08.45-09.45

Fate: surrendered, scuttled 01.04.46 off Goto Retto

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Kiuchi Tetsuro (69)

06.11.44-08.45

HA-106 106 106

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 01.07.44

Launched: 30.10.44

Completed: 15.12.44

SubRon 11/6 Fleet 15.12.44-30.12.44

1 Escort Fleet/General Escort 30.12.44-10.03.45

Subdiv 33/Kure SubRon/Kure Naval District 10.03.45-09.45

Fate: surrendered, scuttled off Goto Island (32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Okakita Akimasa (69)

06.11.44-19.04.45

Lt Tateyama Takeshi (71)

19.04.45-08.45

HA-107 107 107

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 01.08.44

Launched: 20.12.44

Completed: 07.02.45

SubRon 11/6 Fleet 07.02.45-20.03.45

Subdiv 33/Kure SubRon/Kure Naval District 20.03.45-09.45

Fate: surrendered, Scuttled off Goto Island

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Takezaki Shunji (69)

01.12.44-08.45

HA-108 108 108

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 05.09.44

Launched: 28.12.44

Completed: 06.05.45

Subdiv 33/Kure SubRon/Kure Naval District 06.05.45-09.45

Fate: surrendered, scuttled off Goto Island

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Jinbo Masaharu (69)

15.11.44-23.07.45

Lt Oshiro Minoru (71)

23.07.45-08.45

HA-109 109 109

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 01.08.44

Launched: 10.01.45

Completed: 10.03.45

SubRon 11/6 Fleet 10.03.45-10.07.45

Special Attack Squadron 10 10.07.45-09.45

Fate: surrendered, scuttled off Goto Island

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Kurashima Yasusuke (68)

05.03.45-19.03.45

Lt Yamagata Shinji (68)

19.03.45-09.45

HA-110 110 110

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 05.09.44

Launched: 12.01.45

Completed: -------

Fate: surrendered, scuttled 15.04.46

Removed from Navy List 15.09.45

Commanding Officer (Kancho)

Lt Ono Uhira (69)

12.01.45-09.45

HA-111 111 211

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 06.11.44

Launched: 02.03.45

Completed: 13.07.45

10 Special Attack Squadron 13.07.45-09.45

Fate: surrendered, scuttled off Goto Island

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Ono Shinpei (68)

27.02.45-08.45

HA-112 112 212

Class: HA-101 (Type Sen Yu Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 06.11.44

Launched: 15.04.45

Completed: -------

Fate: surrendered, scuttled 15.04.46

Removed from Navy List

Commanding Officer (Kancho)

Lt Hirota Hideo (67)

20.04.45-14.07.45

Lt Kawamura Akira (69)

14.07.45-09.45

HA-201 201 201

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 01.03.45

Launched: 23.04.45

Completed: 31.05.45

Subdiv 33/Kure SubRon/Kure Naval District 06.05.45-20.07.45

Subdiv 52/6 Fleet 20.07.45-09.45

Fate: surrendered, scuttled off Goto Island

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Sato Yoshimitsu (70)

15.04.45-08.45

HA-202 202 202

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 01.03.45

Launched: 23.04.45

Completed: 31.05.45

Subdiv 33/Kure SubRon/Kure Naval District 06.05.45-20.07.45

Subdiv 52/6 Fleet 20.07.45-09.45

Fate: surrendered, scuttled off Goto Island

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Hishitani Kiyo (70)

15.04.45-08.45

HA-203 203 203

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 05.04.45

Launched: 25.05.45

Completed: 20.06.45

Subdiv 33/Kure SubRon/Kure Naval District 20.06.45-09.45

Fate: surrendered, Scuttled off Goto Island

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Mayama Takanari (70)

15.04.45-08.45

HA-204 204 204

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 05.04.45

Launched: 01.06.45

Completed: 25.06.45

Subdiv 33/Kure SubRon/Kure Naval District 25.06.45-09.45

Fate: surrendered, scrapped 1948

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Shigemoto Shunichi (70)

15.05.45-08.45

HA-205 205 205

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 17.04.45

Launched: 14.05.45

Completed: 03.07.45

SubRon 11/6 Fleet 03.07.45-20.07.45

Subdiv 52/6 Fleet 20.07.45-09.45

Fate: surrendered, scuttled 05.46 in Iyo Nada

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Muto Toshio (70)

15.05.45-08.45

HA-206 206 206

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 19.03.45

Launched: 10.07.45

Completed: -------- (90% complete)

Fate: surrendered incomplete, scuttled 06.05.46 in Kii Suido

Removed from Navy List n/a

Commanding Officer (Kancho)

Lt Kageyama Hiroshi (71)

08.07.45-09.45

HA-207 207 207

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 23.04.45

Launched: 26.05.45

Completed: 14.08.45

Subdiv 52/6 Fleet 14.08.45-09.45

Fate: surrendered, scuttled 05.04.46 off Sasebo

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Ozawa Takamoto (70)

15.05.45-09.45

HA-208 208 208

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 01.05.45

Launched: 26.05.45

Completed: 04.08.45

Subdiv 52/6 Fleet 04.08.45-09.45

Fate: surrendered, scuttled off Goto Island

Position: 32-37N 129-17E

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Kanetsugi Mitsunaga (70)

04.08.45-09.45

HA-209 209 209

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 07.05.45

Launched: 31.05.45

Completed: 04.08.45

Subdiv 52/6 Fleet 04.08.45-09.45

Fate: surrendered, scrapped 1947

Removed from Navy List 30.11.45

Commanding Officer (Kancho)

Lt Tsunehiro Eiichi (71)

15.06.45-09.45

HA-210 210 210

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 14.05.45

Launched: 10.06.45

Completed: 11.08.45

Subdiv 52/6 Fleet 11.08.45-09.45

Fate: surrendered, scuttled 05.04.46 off Sasebo

Removed from Navy List 20.11.45

Commanding Officer (Kancho)

Lt Aoki Shigeru (71)

15.06.45-09.45

HA-211 211 211

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 01.04.45

Launched: 24.04.45

Completed: ------- (30% complete)

Fate: scrapped incomplete

Removed from Navy List

Commanding Officer (Kancho)

Lt Taguchi Hideo (71)

-09.45

HA-212 212 212

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 10.04.45

Launched: 25.06.45

Completed: -------

Fate: scrapped incomplete (99% Compete)

Removed from Navy List

Commanding Officer (Kancho)

Lt Kimura Hachiro (70)

15.06.45-09.45

HA-213 213 213

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 15.05.45

Launched: 29.07.45

Completed: -------

Fate: scrapped incomplete (80% complete)

Removed from Navy List

Commanding Officer (Kancho)

Lt Shimizu Iwao (68)

08.07.45-09.45

HA-214 214 214

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitubishi Zosensho, Kobe

Laid Down: 15.05.45

Launched: 15.08.45

Completed: -------

Fate: scrapped incomplete (40% complete)

Removed from Navy List

Commanding Officer (Kancho)

Lt Yoshida Hiroshi (73)

08.07.45-09.45

HA-215 215 215

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 22.05.45

Launched: 15.06.45

Completed: -------

Fate: Scuttled 05.04.46 off Sasebo

Removed from Navy List

Commanding Officer (Kancho)

Lt Inaba Ten'you (71)

-09.45

HA-216 216 216

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 27.05.45

Launched: 19.06.45

Completed: 16.08.45

Fate: surrendered, scuttled 05.04.46 off Sasebo

Removed from Navy List

Commanding Officer (Kancho)

Lt Yasushima Mokuzo (71)

15.06.45-09.45

HA-217 217 217

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 02.06.45

Launched: 26.06.45

Completed: -------

Fate: Scuttled, 05.04.46 off Sasebo

Removed from Navy List

Commanding Officer (Kancho)

Lt Kubo Takeshi (71)

08.07.45-09.45

HA-218 218 218

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 08.06.45

Launched: 02.07.45

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

Commanding Officer (Kancho)

Lt Hosomi Hiroaki (71)

08.07.45-09.45

HA-219 219 219

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 15.06.45

Launched: 12.07.45

Completed: --------

Fate: Scuttled, 05.04.46 off Sasebo

Removed from Navy List

Commanding Officer (Kancho)

Lt Kudo Junichi (71)

08.07.45-09.45

HA-220 220 220

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 10.05.45

Launched: ------

Completed: -------

Fate: scrapped incomplete (20% compete)

Removed from Navy List

HA-221 221 221

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 20.04.45

Launched: 04.08.45

Completed: --------

Fate: scrapped incomplete (75 % complete)

Removed from Navy List

HA-222 222 222

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 15.05.45

Launched: -------

Completed: --------

Fate: scrapped incomplete

Removed from Navy Lis

HA-223 223 223

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubshi Zosensho, Kobe

Laid Down: 01.05.45

Launched: ------

Completed: -------

Fate: scrapped incomplete (40% complete)

Removed from Navy List

Commanding Officer (Kancho)

Lt Ueno Tatsuo (71)

-09.45

HA-224 224 224

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubshi Zosensho, Kobe

Laid Down: 07.06.45

Launched: -------

Completed: -------

Fate: scrapped incomplete (20% complete)

Removed from Navy List

Commanding Officer (Kancho)

Lt Suzuki Yoshikazu (71)

-09.45

HA-225 225 225

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 07.06.45

Launched: ------

Completed: -------

Fate: scrapped incomplete (15% complete)

Removed from Navy List

Commanding Officer (Kancho)

HA-226 226   226

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 16.06.45

Launched: ------

Completed: ---------

Fate: scrapped incomplete

Removed from Navy List

Commanding Officer (Kancho)

Lt Yoshida Hirotoshi (71)
-09.45

HA-227 227   227

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 10.07.45

Launched: ------

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

HA-228 228   228

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 21.06.45

Launched: 18.07.45

Completed: --------

Fate: Scuttled 05.04.46 off Sasebo

Removed from Navy List

Commanding Officer (Kancho)

Lt Takeda Minoru (71)
-09.45

HA-229 229   229

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 27.06.45

Launched: 27.07.45

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

Commanding Officer (Kancho)

Lt Kawashima Hideo (71)
    -09.45

HA-230 230   230

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 03.07.45

Launched: ------

Completed: ------

Fate: scrapped incomplete

Removed from Navy List

Commanding Officer (Kancho)

Lt Miura Masatada (71)
-09.45

HA-231 231   231

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 12.07.45

Launched: ------

Completed: ------

Fate: scrapped incomplete

Removed from Navy List

HA-232 232   232

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Sasebo Kaigun Kosho

Laid Down: 18.07.45

Launched: -------

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

HA-233 233   233

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 01.06.45

Launched: ------

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

HA-234 234   234

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder:

Laid Down: 15.05.45

Launched: -------

Completed: --------

Fate: scrapped incomplete (15% complete)

Removed from Navy List

HA-235 235   235

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 01.06.45

Launched: ------

Completed: --------

Fate: scrapped incomplete

Removed from Navy List

HA-236 236   236

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Kobe

Laid Down: 01.06.45

Launched: --------

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

Commanding Officer (Kancho)

Lt Hosoya Takashi (71)
24.07.45-09.45

HA-237 237   237

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 10.07.45

Launched: -------

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

HA-238 238   238

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 01.08.45

Launched: -------

Completed: --------

Fate: scrapped incomplete

Removed from Navy List

HA-239 239   239

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 01.08.45

Launched: ------

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

HA-240 240   240

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Mitsubishi Zosensho, Kobe

Laid Down: 01.08.45

Launched: -------

Completed: -------

Fate: scrapped incomplete

Removed from Navy List

HA-246 246   246

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 13.07.45

Launched: -------

Completed: ---------

Fate: scrapped incomplete

Removed from Navy List

HA-247 247   247

Class: HA-201 (Type Sen Taka Sho)

Ordered: 1943-4 War Program

Builder: Kawasaki Jyuko, Tanagawa

Laid Down: 13.07.45

Launched: ------

Completed: --------

Fate: scrapped incomplete

Removed from Navy List

Midget Submarines

Ko-Hyoteki (Target A) Type A

All built by Ourazaki, Kure

NO. (I-16)*Lt Yokoyama Masaharu (67)              07.12.41

NO. (I-18)*Lt Furuno Shigemi (67)          07.12.41

NO. (I-20)*Ens Hiroo Akira (68)               07.12.41

NO. (I-22)*Lt Iwasa Naoji (65) 07.12.41

NO. (I-16)*Ens Iwase Katsusuke (69)    30.05.42

NO. (I-18) Lt Ota Masaharu         09.06.42

NO. (I-20)*Lt Akieda Saburo (66)            30.05.42

NO. ?   Kiska, Alaska        08.06.43

NO. ?   Kiska, Alaska        08.06.43

NO. ?   Kiska, Alaska        08.06.43

NO. ?   on Yamatsuru Maru          14.01.44

NO. ?   on Tarushima Maru          17.01.44

NO.1

NO.2

NO.3

NO.4

NO.5 (in existence 09.45)

NO.6

NO.7

NO.8 Lt Tanaka Chiaki (69)        02.12.42

NO.9

NO.10 *Lt Soto Hiroshi (69) 外　弘志 28.11.42

NO.11 Lt Yamagata Shinji (68)              07.11.42

NO.12   *Lt Mukai Yoshiaki (69)            22.11.42

NO.13   *Lt Kanda Akira (67) 神田　晃                   01.03.42

NO.14   *Lt Chuma Kenshi (66)                31.05.42

NO.15 possibly lost at Pearl Harbor

NO.16 possibly lost at Pearl Harbor

NO.17   *Lt Ban Katsuhisa (68)                31.05.42

NO.18 possibly lost at Pearl Harbor

NO.19 Ens Sakamaki Kauzo (68)           07.12.41

NO.20 possibly lost at Pearl Harbor

NO.21   *Lt Matsuo Keiu (66) 松尾敬宇   31.05.42

NO.22 Lt Kado Yoshimi               03.12.42

NO.23 16.02.44

NO.24

NO.25

NO.26

NO.27

NO.28 Kiska, Alaska      12.42

NO.29 Kiska, Alaska      14.04.43

NO.30 Lt(jg) Yamaki Teiji (68)              11.11.42

NO.31 Kiska, Alaska      08.06.43

NO.32 Kiska, Alaska      08.06.43

NO.33 Kiska, Alaska      03.04.43

NO.34 Kiska, Alaska      13.04.43

NO.35

NO.36

NO.37 Lt Miyoshi Yoshiaki (69)             19.11.42

NO.38 *Lt Tsuji Tomio (69) 辻　富雄    07.12.42

NO.39

NO.40

NO.41

NO.42

NO.43

NO.44

NO.45

NO.46

NO.47

NO.48

Ko-Hyoteki (Target A)   (Type B)

All built by Ourazaki, Kure

NO.49   Lt(jg) Mashima Shiro (70)           28.01.44

NO.50 Lt(jg) Otomo Hiroshi (70)           14.01.44

NO.51   Lt(jg) Sato Masayoshi (70)       1944

NO.52 Lt(jg) Nishi Hitoshi (70) 16.02.44

NO.53 Lt(jg) Nagura Takusa (70)          Surrendered

NO.54

NO.55

NO.56

NO.57

NO.58 Lt(jg) Otomo Hiroshi (70)           CTL 15.09.44

NO.59

NO.60 Lt Kawashima Gen           31.03.45

NO.61 Okinawa              10.10.44

Ko-Hyoteki (Target A) Hei Gata (Type C)

All built by Ourazaki, Kure

NO.62 Okinawa              10.10.44

NO.63   Okinawa              10.10.44

NO.64 WO Sato Takaaki               07.04.45

NO.65 Okinawa              10.10.44 (or 25.08.44)

NO.66 Okinawa              10.10.44

NO.67 Ens Kawamoto Shichiro 07.04.45

NO.68 Okinawa              10.10.44

NO.69 Lt Shima Yoshimatsu (70)        20.03.45

NO.70

NO.71 Chichi Jima         05.01.45

NO.72

NO.73   in transit (storm) 25.08.44

NO.74

NO.75

NO.76 Lt Shibata Kiyoshi             13.02.45

NO.77

NO.78 WO Murayama Goro      26.03.45

NO.79 Lt Ichikawa Hiroshi (71) No?    26.03.45

NO.80

NO.81 Lt Sasakawa Tsutomu (72)        26.03.45

NO.82 *WO Mizuno Arimasa     05.01.45

NO.83 WO Kashiwaki Kimihiro 12.44

NO.84 WO Matsuda      29.03.45

NO.85 Lt Mita                 01.12.44

Submarine Tenders

Sensuibokan

Chogei

Very Long Whale

Class: Jingei

Civilian Call Sign: JRRA

Ordered: 1920

Builder: Mitsubishi Zosensho, Nagasaki

Laid Down: 11.03.22

Launched: 24.03.24

Completed: 02.08.24

SubRon 2/2 Fleet 08.09.24-

SubRon 1 10.05.33-15.11.33

SubRon 1/1 Fleet 15.11.33-15.11.34

SubRon 2/2Fleet 15.11.34-15.11.35

Kure Guard 15.11.35-15.11.40

SubRon 2/6 Fleet 15.11.40-01.09.41

SubRon 6/3 Fleet 01.09.41-10.03.42

SubRon 6/Combined Fleet 10.03.42-10.04.42

Kure Naval District 10.04.42-05.01.43

SubRon 7/SE Area Fleet 05.01.43-11.11.43

SubRon 11/6 Fleet 11.11.43-09.45

Fate: surrendered, scrapped 1946

Removed from Navy List 05.10.45

Commanding Officer (Kancho)

Capt Yuchi Shusei (30)
25.03.24-01.12.24

Capt Onomoto Satoru (31)
01.12.24-01.12.25

Capt Mashiko Rokuya (30)
01.12.25-01.12.26

Capt Nambu Michijiro (31)
01.12.26-01.12.27

Capt Kuragano Akira (33)
01.12.27-10.12.28

Capt Nomura Naokuni (35)
10.12.28-01.05.29

Capt Wada Senzo (34)
01.05.29-05.11.29

Capt Shirane Teisuke (34)
05.11.29-15.11.30

Capt Owada Yoshinosuke (35)
15.11.30-01.12.31

Capt Yokoyama Sugao (36)
01.12.31-15.11.33

Capt Kasuga Sueaki (37)
15.11.33-15.11.34

Capt Yoshitomi Setsuzo (39)
15.11.34-01.12.36

Capt Ryuzaki Tomekichi (40)
01.12.36-21.11.37

Capt Unoike Rokuzo (38)
21.11.37-15.12.39

Capt Hisamune Yonejiro (41)
15.12.38-30.03.39

Capt Tashiro Sohei (41)
30.03.39-15.11.39

Capt Komazawa Katsumi (42)
15.11.39-15.10.41

Capt Nagai Mitsuru (45)
15.10.41-05.04.42

Capt Oda Tamekiyo (43)
05.04.42-17.09.43

Capt Kijima Moritsugu (44)
17.09.43-28.12.43

Capt Teraoka Masao (46)
28.12.43-24.07.44

Capt Mizobatane Sadaichi (46)
24.07.44-15.10.45

Capt Sugitani Nagahide (51)
15.10.45-15.08.46

Executive Officer (Fukuchō)

LtCdr Matsuoka Hirohito (35)
10.04.24-18.03.25

LtCdr Ishibashi Toshinari (36)
18.03.25-15.06.25

Cdr Yonokawa Chuichi (34)
15.06.25-20.10.25

Cdr Tanaka Masaji (34)
20.10.25-01.12.26

Cdr Oya Yoshiko (34)

01.12.26-15.07.28

Cdr Kobayashi Masasmi (38)
15.07.28-15.11.28

Vacant

15.11.28-10.12.28

Cdr Fujinaga Saburo (36)
10.12.28-30.11.29

Cdr Takahashi Takeo

30.11.29-01.12.30

Cdr Takahashi Eikichi (36) 高橋栄吉

01.12.30-01.12.31

Cdr Miyazaki Taira (37)
01.12.31-15.11.33

Cdr Togo Minoru (40)
15.11.33-22.10.34

Cdr Fujinaga Shiro (42)
22.10.34-15.11.35

Cdr Shinoda Tarahachi (44)
15.11.35-02.03.36

Cdr Okano Keizaburo (40)
02.03.36-01.12.36

Cdr Kayaba Matsujiro (44)

01.12.36-15.11.37

Cdr Abe Koun (41)

15.11.37-15.12.38

Cdr Chiba Tsugio (44)
15.12.38-15.11.39

Cdr Iwagami Hidetoshi (46)
15.11.39-01.07.40

Cdr Hashimoto Chuji (48)
01.07.40-15.11.40

Cdr Eguchi Nao (47)

15.11.40-01.10.41

Cdr Kikuchi Kiichiro (49)
01.10.41-10.04.42

Vacant

10.04.42-06.01.43

Cdr Takagi Saburo (48)
06.01.43-01.12.43

Vacant

01.12.43-09.45

Operations Officer (Unyocho)

Vacant

02.08.24-01.04.39

LtCdr Uchino Shinichi (50)
01.04.39-15.11.39

No Data

15.11.39-01.12.43

Chief Engineer (Kikanchō)

LtCdr Suda Minoru (Eng.17)
10.04.24-01.05.25

LtCdr Harada Michinari (Eng.17)
01.05.25-10.11.25

LtCdr Emoto Makoto (Eng.18)
10.11.25-01.12.26

LtCdr Kato Kazuo (Eng.19)
01.12.26-21.05.28

LtCdr Suzuki Hisatake (Eng.20)
21.05.28-10.12.28

Lt Hirota Suteo

10.12.28-15.11.29

LtCdr Takeshita Eigoro (Eng.20)
15.11.29-12.03.30

LtCdr Morisawa Akio (Eng.21)
12.03.30-10.11.30

Vacant

10.11.30-01.12.30

LtCdr Hara Shigemasa (Eng.22)
01.12.30-01.12.31

LtCdr Okano Atsuo (Eng.23)
01.12.31-01.12.32

LtCdr Hara Jinsaburo (Eng.24)
01.12.32-23.03.33

LtCdr Katsumata Seizo (Eng.25)
23.05.33-15.11.33

LtCdr Karasaki Motoo (Eng.24)
15.11.33-01.11.34

LtCdr Toriumi Sen’ichi (Eng.26)
01.11.34-25.10.35

LtCdr Morimoto Torao (Eng.27)
25.10.35-02.12.36

LtCd Utsumi Hachiro (Eng.28)
02.12.36-10.11.37

Cdr Nakagawa Takeo (Eng.28)

10.11.37-15.11.39

Vacant

15.11.39-05.12.39

Cdr Fujishima Shigeo (Eng.29)

05.12.39-15.10.40

LtCdr Ueno Toshiyuki (Eng.31)
15.10.40-10.09.41

LtCdr Tsukabe Akio (Eng.31)

10.09.41-20.04.42

Vacant

20.04.42-20.01.42

S.D.LtCdr Oka Shoji

20.01.42-10.01.43

Cdr Higaki Kenjiro (Eng.32)
10.01.43-15.08.43

LtCdr Takahashi Teisuke

15.08.43-20.12.44

S.D.LtCdr Yonekura Matsujiro米倉松次郎

20.12.44-10.09.45

Cdr Yaguchi Yoshio (Eng.38)

30.10.45-20.11.45

Vacant

20.11.45-15.12.45

LtCdr Suzuki Kenji (Eng.42)

15.12.45-

Cdr Shimizu Kiyonao (Eng.38)
15.02.46-15.08.46

LtCdr Kawabe Shigekazu

15.08.46-

Gunnery Officer (Hōjutsuchō)

Lt Umezaki Unosuke (40)
10.04.24-01.12.25

Lt Yokokawa Ichihei (43)
01.12.25-01.12.26

Lt Shima Mineji (44)
01.12.26-10.12.28

Lt Koreeda Misao (44)
10.12.28-01.12.30

LtCdr Kamioka Shigeo (45)
01.12.30-01.12.31

Lt Yamaya Taro (48)

01.12.31-15.11.32

Vacant

15.11.32-20.05.33

Lt Hidaka Shinsaku (50)
20.05.33-01.11.34

Lt Noda Tomoyuki (52)
01.11.34-15.11.35

LtCdr Yoshimoto Iehiko (50)
15.11.35-01.12.36

LtCdr Shimamura Katsuji (50)
01.12.36-01.12.37

LtCdr Gondaira Masao (52)
01.12.37-10.06.38

LtCdr Imamura Iwao (51)
10.06.38-15.12.38

LtCdr Okamoto Isao (57)
15.12.38-01.04.39

LtCdr Ide Sakujiro (50)
01.04.39-01.11.39

Vacant

01.11.39-15.11.39

LtCdr Sukegawa Hiromichi (55)
15.11.39-24.04.40

Vacant

24.04.40-15.11.40

LtCdr Cho Hikaru (55)

15.11.40-10.04.41

Lt Tamura Kinmoto (58)
10.04.41-10.09.41

Lt Yasu Heisuke (60)
10.09.41-15.05.44

Vacant

15.05.44-16.10.45

Lt Inoue Kenji (70)

16.10.45-15.08.46

Navigator (Kōkaichō)

Lt Tsubogi Etsuma (41)
03.04.24-01.12.24

Lt Ito Yasutaka (39)
01.12.24-01.12.25

Lt Torigoe Shinichi (43)
01.12.25-05.11.26

Lt Eguchi Makoto (43)
05.11.26-20.01.27

Lt Hosoya Sukehiko (47)
20.01.27-01.12.27

Vacant

01.12.27-15.01.28

Lt Takada Toshitane (46)
15.01.28-10.12.28

Lt Sasaki Seigo (45)
10.12.28-15.11.29

Lt Maeda Tadashi (46)
15.11.29-01.12.30

Lt Sato Noboru (48)

01.12.30-01.12.31

Lt Yamamoto Yoshio (47)
01.12.31-2.05.32

Lt Shimada Eiji (50)
02.05.32-15.11.32

Vacant

15.11.32-25.05.33

Lt Nakagaki Yoshiyuki (50)
25.05.33-01.11.33

Lt Kayabara Yasuchika (49)
01.11.33-15.11.34

Lt Takahashi Masaru (50)
15.11.34-15.11.35

LtCdr Otomo Bunkichi (50)
15.11.35-01.07.37

LtCdr Miura Gishiro (51)
01.07.37-01.12.37

Vacant

01.12.37-15.12.38

LtCdr Nakamura Kaoru (52)
15.12.38-01.04.39

LtCdr Yamanaka Hideo (50)
01.04.39-01.11.39

LtCdr Yamazaki Kakichi (50)
01.11.39-01.11.40

LtCdr Tsugi Hajime (52)

01.11.40-20.09.41

Lt Horinouchi Toshio (59)
20.09.41-18.04.42

Resv Lt Ota Yoshio

18.04.42-20.07.43

Resv Lt Yamada Chuuta
20.07.43-15.06.44

Resv Lt Ichikawa Kenzo
15.06.44-25.06.44

Resv Lt Ando Hideo

25.06.44-03.03.45

Resv Lt Kobayashi Yoshio
03.03.45-15.08.45

Communication Officer (Tsūshinchō)

Lt Takahara Hisae (47)
15.02.27-01.12.27

Vacant

01.12.27-10.12.28

Lt Uemura Teizo (47)
10.12.28-30.11.29

Lt Yamazaki Kikuo (49)
30.11.29-01.12.31

Lt Eto Toshiyuki (50)
01.12.31-15.11.32

Lt Wada Yushiro (51)
15.11.32-01.11.33

Lt Nagai Kosuke (52)

01.11.33-15.05.34

Lt Kishigami Koichi (52)
15.05.34-01.11.34

Lt Mitsutake Zenichi (52)
01.11.34-26.03.36

Lt Ideura Hiroshi (52)
26.03.36-01.12.36

LtCdr Yoshine Hiroo (51)
01.12.36-01.12.37

Vacant

01.12.37-15.10.40

Lt(jg) Koya Moriya (63)

15.10.40-15.09.41

Lt(jg) Hikasa Hiroshi (66)
15.09.41-10.04.42

Vacant

10.04.42-11.01.43

Lt(jg) Futamase Kunio (67)
11.01.43-15.07.43

Lt Ishigami Masatake (67)
15.07.43-20.11.43

Vacant

20.11.43-16.10.45

Lt Shimizu Masami (71)
16.10.45-25.01.46

Cdr Ichikizaki Hidemaru (58)
25.01.46-15.08.46

Medical Officer (Gunichō)

Lt Shimada Inami (1916)
01.05.24-01.12.24

LtCdr Tashiro Yoshiaki (1913)
01.12.24-01.12.25

Lt Odajima Shokichi (1922)

01.12.25-01.12.26

Lt Amano Senkichi (1918)
01.12.26-29.07.27

Lt Nakamura Michitaka (1917)
29.07.27-25.04.28

Lt Hirakawa Asaki (1917)
25.04.28-10.07.28

Lt Kataoka Katsumi (1919)
10.07.28-10.12.28

Lt Hirota Suteo (1918)
10.12.28-30.11.29

LtCdr Itakura Shun (1922)
30.11.29-01.12.30

LtCdr Odajima Shokichi (1922)

01.12.30-01.12.31

Lt Ikemoto Kenzo (1927)
01.12.31-18.11.32

Vacant

18.11.32-01.12.32

Lt Yuasa Tatsuzo (1928)
01.12.32-20.05.33

Lt Ogura Yoshio (1923)
20.05.33-01.11.34

Lt Moriya Kazuo (1925)
01.11.34-31.10.35

Lt Inoue Chuta (1928)
31.10.35-01.12.36

Lt Hayakawa Kanemichi (1930)
01.12.36-20.05.38

Lt Sato Takeo (1930)
20.05.38-25.06.38

Lt Matsushima Rokuro (1931)
25.06.38-03.09.38

Lt Miyamoto Akimichi (1934)
03.09.38-15.12.38

LtCdr Nakahara Arata (1925)
15.12.38-30.03.39

Lt Nagato Kunitaro (1931)
30.03.39-15.10.39

Lt Taguchi Minoru (1934)
15.10.39-01.11.40

Lt Kiyota Sanichi (1933)
01.11.40-20.09.41

Lt Shimada Muneyuki (1934) 嶋田宗之

20.09.41-13.10.42

Lt Hayase Shoji (1939)
13.10.42-15.02.45

*Lt Utsunomiya Tasuku (1940) 宇都宮佐

15.02.45-30.07.45

Vacant

30.07.45-24.10.45

LtCdr Nagahashi Kazuo (1937)
24.10.45-27.11.45

Lt Nakoka Masao

07.02.45-

Lt Tsuchiya Yasuyoshi

27.05.46-

Supply Officer (Shukeichō)

Lt Okawato Narakichi

01.05.24-01.05.25

Lt Tanaka Chuichi (Pay 5)
01.05.25-01.12.26

Lt Kiyofuji Katsuji (Pay 6) 勝次

01.12.26-01.12.27

Lt Taira Tokuji (Pay 8) 登喜治

01.12.27-10.12.28

Lt Otaguro Mitsuo (Pay 7)
10.12.28-30.11.29

Lt Shimizu Shinichi (Pay 7)
30.11.29-01.12.30

LtCdr Kitamura Motoharu (Pay 5)
01.12.30-30.07.31

Lt Kawamura Kyusaburo (Pay 9)
10.07.31-01.11.32

Lt Sasaki Kuraji (Pay 12)
01.11.32-01.12.33

LtCdr Otomo Minori (Pay 9)
01.12.33-01.11.34

LtCdr Osuga Sadaki (Pay 10)
01.11.34-31.10.35

Lt Nakano Hideo (Pay 13)
31.10.35-01.02.36

Lt Kageyama Akira (Pay 12)
01.02.36-01.12.36

LtCdr Yukifuji Nobuo (Pay 13)
01.12.36-15.11.37

LtCdr Sanogawa Kaname (Pay 7)
15.11.37-27.06.38

LtCdr Kawamura Naoe (Pay 12)
27.06.38-15.11.38

Lt Tsushima Susumu (Pay 22)
15.11.38-30.03.39

Lt Ichikawa Korekiyo (Pay 20)
30.03.39-15.12.39

Lt Watanabe Rikio (Pay 21)
15.12.39-10.12.40

Lt Nakamura Kanzaburo (Pay 24)
10.12.40-20.09.41

Lt Yoshioka Itaru (1939)
20.09.41-10.09.42

Lt Yamamoto Teiichiro (1940)
10.09.42-25.04.43

Lt Shimizu Michiya (Pay 29)
25.04.43-15.05.44

Lt Sakai Toru (1942)

15.05.44-

Vacant

              -16.10.45

Lt Sunagawa Norio

16.10.45-20.02.46

Vacant

20.02.46-01.08.46

Lt Otsuki Tadao

01.08.46-15.08.46

Air Officer (Hikōchō)

Vacant

05.09.38-09.45

Jingei

Swift Whale

Class: Jingei

Civilian Call Sign: JRQA

Ordered: 1920

Builder: Mitsubishi Zosensho, Nagasaki

Laid Down: 16.02.22

Launched: 04.05.23

Completed: 20.08.23

SubRon 1/1 Fleet 01.10.23-15.11.33

SubRon2/2 Fleet 15.11.33-15.11.35

SubRon 1/1 Fleet 15.11.35-01.12.36

SubRon 2/2 Fleet 01.12.36-15.11.40

SubRon 7/4 Fleet 15.11.40-14.07.42

SubRon 7/8 Fleet 14.07.42-24.12.42

SubRon 7/8 Fleet/SE Area Fleet 24.12.42-12.01.43

Kure Naval District 12.01.43-01.12.43

Kure SubRon/Kure Naval District 01.12.43-10.10.44

Fate: sunk 10.10.44 by US aircraft 28 miles NNW Naha, Okinawa

Position: 26-39N 127-52E

Dead: 100

Saved:

Removed from Navy List 10.11.44

Commanding Officer (Kancho)

Capt Kumashiro Moritsugu (28)
30.08.23-01.12.24

Capt Takasaki Chikateru (30)
01.12.24-20.10.25

Capt Takita Yoshio (31)
20.10.25-01.11.26

Capt Komori Kichisuke (31)
01.11.26-15.11.27

Capt Wanami Hoichi (32)
15.11.27-10.12.28

Capt Kawamura Shigemoto (33)
10.12.28-03.10.29

Capt Idemitsu Manbei (33)
03.10.29-30.11.29

Capt Teramoto Takeji (33)
30.11.29-15.11.30

Capt Osaki Yoshio (35)
15.11.30-14.11.31

Capt Komatsu Teruhisa (37)
14.11.31-01.12.32

Capt Sukigara Tamazo (37)
01.12.32-20.10.33

Capt Higuchi Shuichiro (37)
20.10.33-15.11.35

Capt Minowa Nakai (38)
15.11.35-01.12.36

Capt Oka Takazumi (39)
01.12.36-01.12.37

Capt Koda Takero (41)
01.12.37-15.12.38

Capt Yamazaki Sukeichi (39)
15.12.38-14.11.39

Capt Watanabe Seishichi (42)
14.11.39-19.10.40

Capt Sato Shiro (43)
19.10.40-10.04.42

Capt Okura Tomesaburo (43)
10.04.42-08.09.43

Capt Sato Keizo (42)
08.09.43-05.02.44

Capt Oyama Toyojiro (47)
05.02.44-10.10.44

Executive Officer (Fukuchō)

LtCdr Yamamoto Masaichi (34)
11.06.23-20.04.25

Cdr Takahashi Hideo (36)
20.04.25-01.12.25

Cdr Saito Eishio (42)
01.12.25-01.11.26

Cdr Soga Seiichiro (35)

01.11.26-01.05.28

Cdr Kumasawa Masuzo (37)
01.05.28-20.10.28

Cdr Matsuki Masukichi (37)
20.10.28-15.05.29

Cdr Abe Kasuke (39)

15.05.29-05.10.29

Cdr Hiraoka Kumeichi (39)
05.10.29-10.01.30

Cdr Nakamaruo Yoshizo (36)
10.01.30-01.11.30

Vacant

01.11.30-01.12.30

Cdr Endo Masaru (37)
01.12.30-01.12.31

Cdr Minowa Nakai (38)
01.12.31-01.12.32

Cdr Kamijo Fukashi (39)
01.12.32-15.11.33

Cdr Tsukagoshi Hikotaro (39)

15.11.33-15.11.34

Cdr Nagao Motoo (42)
15.11.34-15.11.35

Cdr Ukai Ken (46)

15.11.35-01.12.36

Cdr Saito Eishio (42)
01.12.36-15.11.37

Cdr Shinoda Kiyohiko (43)
15.11.37-15.12.38

Cdr Konishi Kaname (44)
15.12.38-15.11.39

Cdr Kawamura Shin'ichi (46)
15.11.39-15.11.40

Cdr Shimizu Takeshi (45)
15.11.40-01.09.41

Cdr Tanno Keigoro (48)
01.09.41-01.12.42

Vacant

01.12.42-01.12.43

Operations Officer (Unyocho)

Vacant

30.08.23-01.12.37

Lt Kitamura Yosaku (52)
01.12.37-15.12.38

Vacant

15.12.38-15.11.39

LtCdr Uchino Shinichi (50)
15.11.39-01.11.40

Vacant

01.11.40-10.09.42

S.D.Lt Kuno Denzaburo
10.09.42-17.06.43

S.D.Lt Kikuta Fusasaburo
17.06.43-09.10.43

*S.D.Lt(jg) Sato Tokiji
09.10.43-05.11.43

Vacant

05.11.43-01.12.43

Chief Engineer (Kikanchō)

Cdr Takano Yuki (Eng.14)
01.05.23-10.04.24

LtCdr Asai Masumi (Eng.17)
10.04.24-15.01.25

LtCdr Sawamura Shichiro (Eng.17)
15.01.25-01.12.25

LtCdr Tsutsumi Misao (Eng.18)
01.12.25-01.12.26

LtCdr Takeuchi Shinsuke (Eng.18)
01.12.26-01.12.27

LtCdr Ueda Giemon (Eng.20)
01.12.27-10.12.28

LtCdr Uchida Goro (Eng.21)
10.12.28-01.11.29

LtCdr Suzuki Hiroshi (Eng.21)
01.11.29-01.12.30

LtCdr Okumura Shigeyoshi (Eng.22)
01.12.30-01.12.31

LtCdr Kawano Hideo (Eng.24)
01.12.31-01.12.32

LtCdr Kimura Tatsuji (Eng.23)
01.12.32-15.11.33

LtCdr Onuki Jisaku (Eng.26)
15.11.33-15.11.34

LtCdr Izumi Kaoru (Eng.25)
15.11.34-15.11.35

LtCdr Sata Naotaka (Eng.27)
15.1.35-01.11.37

Cdr Yukimori Yoshimichi (Eng.28)

01.11.37-08.04.39

Cdr Nakayama Sakae (Eng.29)
08.04.39-15.11.40

Cdr Sakurai Kinzo (Eng.32)
15.11.40-05.09.41

LtCdr Takagi Tameyuki (Eng.31)
05.09.41-15.11.42

Cdr Higaki Kenjiro (Eng.32)

15.11.42-10.01.43

Lt Mizuno Tokuo (Eng.44)

10.01.43-05.02.43

S.D.LtCdr Oka Shoji

05.02.43-25.06.43

S.D.LtCdr Morita Masaru

25.06.43-20.02.44

S.D.LtCdr Oka Shoji

20.02.44-20.10.44

Gunnery Officer (Hōjutsuchō)

Lt Takahashi Seiichi (39)
01.05.23-25.10.24

Lt Minematsu Yasuo (41)
25.10.24 -01.12.25

Lt Asakura Bunji (44)
01.12.25-01.12.26

Lt Iwabuchi Sanji (43)
01.12.26-10.12.28

Vacant

10.12.28-01.02.29

LtCdr Takada Satoshi (44)
01.02.29-30.11.29

Lt Endo Minoru (45)

30.11.29-01.12.30

LtCdr Sadohara Chikamitsu (46)
01.12.30-01.12.31

Lt Takayama Shigeharu (49)
01.12.31-01.09.33

Lt Ukita Nobuie (50)

01.09.33-

Lt Imamura Iwao (51)
15.11.34-01.11.35

Lt Kotegawa Kunihiko (51)
01.11.35-01.12.36

LtCdr Yano Masatoshi (51)
01.12.36-10.06.37

Lt Sasagawa Namihira (52)
10.06.37-01.12.37

LtCdr Imamura Iwao (51)
01.12.37-10.06.38

LtCdr Gondaira Masao (52)
10.06.38-15.10.39

Vacant

15.10.39-01.11.39

Lt Okamoto Isao (57)
01.11.39-24.04.40

LtCdr Shimizu Karo (55)
24.04.40-15.10.40

Lt Kobayashi Keishiro (58)
15.10.40-15.04.42

Lt Ago Shigeatsu (60)
15.04.42-15.12.42

unknown

15.12.42-10.10.44

Navigator (Kōkaichō)

Lt Onodera Ushizo (40)
01.05.23-01.12.24

Lt Kiyota Takahiko (42)
01.12.24-01.12.26

Lt Hayashi Kazuo (45)
01.12.26-01.12.27

Lt Yamataka Matsujiro (44)
01.12.27-10.12.28

Lt Shibuya Kiyomi (45)
10.12.28-01.11.29

Vacant

01.11.29-24.12.29

Lt Oishi Tamotsu (48)
24.12.29-16.03.30

Lt Kagawa Kiyota (46)
16.03.30-01.12.30

Vacant

01.12.30-01.12.31

Lt Sugiura Keizaburo (49)
01.12.31-01.12.32

Lt Kouda Kiyoshi (49)
01.12.32-01.11.33

Lt Koyano Hitoshi (49)

01.11.33-01.11.34

Vacant

01.11.34-18.07.35

Lt Yamazaki Kakichi (50)
18.07.35-01.12.37

LtCdr Muraoka Tomiichi (52)
01.12.37-15.12.38

Vacant

15.12.38-13.07.39

LtCdr Cho Susumu (55)

13.07.39-27.12.39

LtCdr Shimada Eiji (50)
27.12.39-15.10.40

LtCdr Yatsuka Kiyoshi (56)
15.10.40-10.10.42

Lt Urabe Takeo (62)

10.10.42-15.04.43

Resv Lt Shobata Kiichi

15.04.43-15.09.43

*Resv Lt Nagamasa Teruhata

15.09.43-10.10.44

Communication Officer (Tsūshinchō)

Post established

01.12.30

Lt Mitsui Atsushi (50)
01.12.30-01.12.31

Lt Inoue Shiro (50)

01.12.31-01.11.33

Lt Masaki Ikutora (51)
01.11.33-01.03.34

Lt Mitsutake Zenichi (52)
01.03.34-01.11.34

Vacant

01.11.34-18.07.35

Lt Takahashi Katsuichi (54)
18.07.35-15.10.35

Lt Araki Isao (56)

15.10.35-01.12.36

Lt Yoshimine Takami (53)
01.12.36-28.07.37

Lt Sonoda Yoshiteru (56)
28.07.37-03.08.38

Lt Minekawa Minoru (57)
03.08.38-15.12.38

Vacant

15.12.38-15.11.40

Lt Watanabe Kojiro (63)
15.11.40-20.04.42

Lt(jg) Futamase Kunio (67)
20.04.42-11.01.43

Vacant

11.01.43-10.10.44

Medical Officer (Gunichō)

Lt Konjo Tsutomu

01.07.23-13.06.24

LtCdr Kuroki Takeichi (1918)
13.06.24-19.09.25

LtCdr Okubo Shin (1918)
19.03.25-10.09.25

Lt Uda Kenichi (1918)
10.09.25-10.05.26

LtCdr Tanabe Yutaka (1915)
10.05.26-01.12.27

LtCdr Ogawa Junkichi (1916)
01.12.27-10.12.28

Lt Akinaga Yoshiro (1922)
10.12.28-20.02.29

LtCdr Kuroki Morihide (1917)
20.02.29-30.11.29

LtCdr Hasegawa Seiichi (1917)
30.11.29-01.12.30

Lt Kishigami Shizuo (1921)
01.12.30-14.11.31

LtCdr Matsuo Masamichi (1918)
14.11.31-18.11.32

Lt Kobayashi Yasushi

18.11.32-01.11.33

Lt Hirokawa Wataru (1926)
01.11.33-01.04.35

Lt Hoshino Mankichi (1930)
01.04.35-31.10.35

Lt Haraguchi Masao

31.10.35-01.12.36

LtCdr Murakoshi Yoshio (1924)
01.12.36-01.12.37

LtCdr Ogawa Yoshio (1925)
01.12.37-07.09.38

Lt Tsunoda Hideo (1930)
07.09.38-15.12.38

Lt Harada Masao (1935)
15.12.38-01.11.40

Lt Kimura Sadami (1933)
01.11.40-20.09.41

Lt Mori Takeo (1935)
20.09.41-13.10.42

Lt Aoki Fujio (1938)
13.10.42-08.06.44

Lt Nomura Hideki (1939)
08.06.44-01.11.44

Supply Officer (Shukeichō)

Lt Yamamoto Seiichi (Pay 3)
01.07.23-01.12.24

Lt Kitamura Motoharu (Pay 5)
01.12.24-20.10.25

Lt Kikuchi Isamu (Pay 5)
20.10.25-01.12.26

Lt Iwatsuki Isamu (Pay 6)
01.12.26-01.12.27

Lt Fukumoto Yukichi (Pay 9)
01.12.27-15.11.28

Lt Tsuji Tadaomi (Pay 7)
15.11.28-30.11.29

Lt Kawashima Norihiro (Pay 7)
30.11.29-01.12.30

LtCdr Miyamoto Masamitsu (Pay 6) 正光

01.12.30-15.02.32

Lt Matsunoya Takesaburo (Pay 9)
15.02.32-01.12.32

LtCdr Kimoto Toyomi (Pay 6)
01.12.32-01.12.33

Lt Fujiwara Kazuji (Pay 9)
01.12.33-15.11.34

Lt Anzai Moichiro (Pay 12)
15.11.34-31.10.35

Lt Shimizu Masao (Pay 11)
31.10.35-16.11.36

LtCdr Kuraki Riichi (Pay 12)
16.11.36-01.12.37

LtCdr Morozumi Noboru (Pay 11)
01.12.37-10.02.39

Lt Tsushima Susumu (Pay 22)
10.02.39-01.06.40

Lt Takahashi Hajime (Pay 22)
01.06.40-20.12.40

Lt Shimoda Kokushi (Pay 21)
20.10.40-20.09.41

Lt Matsuo Ken’ichiro

20.09.41-15.08.42

Lt Shinoki Tatsuo (1941)
15.08.42-20.11.43

*Lt Oba Kazuya

20.11.43-19.09.44

Vacant

19.09.44-10.10.44

Air Officer (Hikōchō)

Vacant

05.09.38-10.10.44

Komahashi

Position:

Dead:

Saved:

Removed from Navy List 20.11.45

Commanding Officer (Kancho)

LtCdr Kumashiro Moritsugu (28)
16.08.14-13.12.15

Cdr Fukuda Ichiro (26)
13.12.15-01.12.16

Cdr Otawara Susumu (26)
01.12.16-01.12.17

Cdr Taguchi Shigeki (29)
01.12.17-10.11.18

Cdr Mashiko Rokuya (30)
10.11.18-15.02.19

Cdr Fukuda Ichiro (26)
15.02.19-10.07.19

Cdr Mashiko Rokuya (30)
10.07.19-01.10.19

LtCdr Yoshiyama Hyakuri (32)
01.10.19-01.11.19

Cdr Mashiko Rokuya (30)
01.11.19-01.12.19

Cdr Motouchi Tatsuzo (31)
01.12.19-06.09.20

Cdr Furukawa Ryouichi (31)
06.09.20-01.12.20

Cdr Kamimoto Kunitaro (31)
01.12.20-20.12.21

Cdr Kawamura Giichiro (32)
01.12.21-08.04.22

Cdr Wanami Hoichi (32)
08.04.22-01.12.22

Cdr Uematsu Toma (33)
01.12.22-01.04.23

unknown

Cdr Mori Shigeji (33)

01.12.23-01.12.24

Cdr Chiya Sadae (34)
01.12.24-16.12.24

Cdr Hoshino Shuichi (35)
16.12.24-21.09.25

Cdr Watanabe Tsutomu (34)
21.09.25-01.12.26

Cdr Hatano Jiro (34)
01.12.26-01.12.27

Cdr Inoue Katsuzumi (34)
01.12.27-10.08.28

Cdr Kashii Tetsujiro (34)

10.08.28-10.12.28

Cdr Matsuda Genjiro (34)
10.12.28-30.11.29

Capt Sato Koichi (35)
30.11.29-15.01.30

Cdr Suzuki Kozo (36)
15.01.30-01.12.30

Cdr Nomi Rasu (36)

01.12.30-01.12.31

Cdr Yamada Seizo (37)
01.12.31-20.06.32

Cdr Saneyoshi Toshiro (37)
20.06.32-01.12.32

Capt Shitabo Sadakichi (39)
01.12.32-15.11.35

Capt Kishinado Saburo (40)
15.11.35-22.11.37

Capt Yamazaki Sadanao (42)
22.11.37-10.11.38

Capt Soma Shinshiro (42)
10.11.38-15.11.39

Capt Shimizu Shousen (43)
15.11.39-07.10.40

Capt Kato Buntaro (43)
07.10.40-01.04.41

Capt Yamagata Masaji (43)
01.04.41-31.01.42

Cdr Ono Amane (47)

31.01.42-02.04.45

Resv LtCdr Mizutani Katsuji
02.04.45-09.45

Executive Officer (Fukuchō)

None

20.01.14-27.07.45

Operations Officer (Unyocho)

Vacant

16.08.14-15.11.32

Lt Kajiwara Masami (50)
15.11.32-12.02.34

Lt Tsukada Masao (55)
12.02.34-30.09.35

Lt Sakomizu Hiroshi (56)

30.09.35-24.09.36

Lt Honda Teruhisa (52)
24.09.36-01.12.37

Lt Kunishima Kiichi (53)
01.12.37-15.12.38

Resv Lt Kiriyama Shozo

15.12.38-20.12.39

Resv Lt Azuma Makoto

20.12.39-19.10.40

Resv Lt Fujishiro Eikichi

19.10.40-27.12.41

Resv Lt(jg) Masuse Tadao

27.12.41-01.12.43

First Lieutenant (Naimucho)

Resv Lt Masuse Tadao

01.12.43-05.12.43

Resv Lt Nomoto Tadayuki
05.12.43-

Chief Engineer (Kikanchō)

unknown

16.08.14-01.12.17

Lt Kondo Takezo (Eng.17)
01.12.17-01.12.18

Lt Takekawa Susumu (Eng.16)
01.12.18-01.12.19

Lt Maruyama Hisashi (Eng. 18)
01.12.19-

unknown

              -01.12.22

Lt Morizumi Matsuo (Eng. 22)
01.12.22-01.12.23

unknown

01.12.23-15.04.24

Lt Tashiro Saburo (Eng. 23)
15.04.24-01.11.25

Lt Okamura Toshio (Eng.24)
01.11.25-20.04.27

Lt Yamaguchi Bunzo (Eng. 26)
20.04.27-01.12.27

Lt Maeda Hirokichu (Eng.27)
01.12.27-01.07.29

Lt Kajiura Ryuichi (Eng.29)

01.07.29-01.12.30

Lt Yuda Tsuneaki (Eng. 29)
01.12.30-15.11.32

Lt Watanabe Takeo (Eng. 29)
15.11.32-05.02.34

Lt Yamashita Haruo (Eng. 30)
05.02.34-01.09.34

Lt Horie Kuniyuki (Eng. 31)
01.09.34-15.11.35

Lt Yamada Keizo (Eng. 33)
15.11.35-01.12.36

Lt SakaiyaYutaro (Eng.33)
01.12.36-01.12.37

Lt Komatsuzaki Isamu (Eng. 36)
01.12.37-15.11.38

S.DLtCdr Tanaka Michitaro
15.11.39-10.01.40

S.D.LtCdr Inuma Umezo

10.01.40-21.12.40

unknown

21.12.40-25.10.42

Resv Lt Kitamura Toshio

25.10.42-01.10.43

Resv Lt Kokubu Yoshiteru

01.10.43-25.03.45

Resv Lt Sakamoto Ryosuke

25.03.45-27.07.45

Torpedo Officer (Suiraichō)

Lt Kamiyama Tadashi (34)
28.03.17-10.10.17

Lt Yamamoto Tomoichi (37)

10.10.17-01.12.18

Lt Miyazaki Tahira (37)
01.12.18-01.02.19

Lt Nomura Eisaku (38)
01.02.19-01.12.19

Lt Kato Taihei (37)

01.12.19-01.12.20

Lt Ikeuchi Masamichi (40)

01.12.20-01.12.21

Lt Takasaki Tetsuji (42)
01.12.21-01.12.22

Lt Tsuda Gensuke (38)
01.12.22-08.01.23

Lt Ohori Kuraji (37)
08.01.23-01.11.23

Lt Akiyama Katsuzo (40)
01.11.23-10.05.24

Lt Masaoka Seitaro (40)
10.05.24-15.07.25

Lt Yamagata Masaji (43)
15.07.25-01.12.26

Lt Kato Buntaro (43)
01.12.26-10.12.28

Lt Morikawa Matao (44)
10.12.28-01.11.29

Lt Maruyama Takumi (47)

01.11.29-01.12.30

Lt Koga Yasuji (50)

01.12.30-01.12.31

Lt Satomi Goro (52)

01.12.31-15.11.32

Abolished

15.11.32

Navigator (Kōkaichō)

Lt Miura Tomosaburo (38)
01.12.19-01.12.20

Lt Miyazato Hidenori (40)
01.12.20-01.04.21

Lt Matsuoka Tomoyuki (42)
01.04.21-01.12.21

Lt Ichioka Hisashi (42)
01.12.21-08.04.22

Lt Kusakawa Kiyoshi (38)
08.04.22-15.10.23

Lt Takagi Sokichi (43)
15.10.23-28.08.24

Lt Seki Ikuya (43)

28.08.24-01.12.25

Lt Nijima Nobuo (46)
01.12.25-01.12.26

Lt Machida Misao (46)
01.12.26-10.12.28

Lt Miyazaki Yasuto (46)
10.12.28-01.12.30

Lt Yamaka Tetsuo (51)
01.12.30-01.12.31

Lt Yoshimatsu Hiroshi (51)
01.12.31-15.04.32

Vacant

15.04.32-10.10.32

Lt Ishii Ko (50)

10.10.32-01.03.34

Lt Terashima Shozen (50)
01.03.34-22.10.34

Lt Shibata Otokichi (54)
22.10.34-01.04.35

Lt Daito Shinichi (52)
01.04.35-15.11.35

Lt Satomi Goro (52)

15.11.35-01.12.37

Lt Isaki Mitsu (55)

01.12.37-15.06.38

Lt Fukumura Toshiaki (54)
15.06.38-15.11.39

Lt Yamaguchi Tokio (57)
15.11.39-01.04.40

Lt Otsuka Shozo (57)
01.04.40-19.10.40

Resv Lt Azuma Shin

19.10.40-27.12.41

Resv Lt Fujishiro Eikichi

27.12.41-01.11.43

Resv Lt Matsushita Yukio
01.11.43-14.03.44

Resv Lt Kuroda Kusuo
14.03.44-25.01.45

Resv Lt Kuroda Katsumi

25.01.45-27.07.45

Medical Officer (Gunichō)

?

16.08.14-01.12.17

Lt Okabe Tsunesuke (1912)
01.12.17-01.12.18

Lt Ueyonabaru Chochin

01.12.18-01.12.19

Lt Motai Tetsuo (1913)
01.12.19-

unknown

              -01.12.21

Lt Hattori Shuji (1916)
01.12.21-01.05.22

Lt(jg) Kuroki Takeichi (1918)
01.05.22-01.12.22

Lt(jg) Ushikubo Naritsune (1918)
01.12.22-10.10.23

Lt Okubo Shin (1918)
10.10.23-01.04.24

Lt(jg) Shiina Saburo (1919)
01.04.24-01.09.24

unknown

01.09.24-01.12.24

Lt(jg) Okubo Shigeo (1921)
01.12.24-01.12.25

Lt Murata Saburo (1921)
01.12.25-01.11.26

Lt Kimura Yoshio (1922)
01.11.26-20.01.27

Lt(jg) Fujiki Hiroshi (1924)
20.01.27-06.09.27

Lt Yoshida Takehisa (1919)
06.09.27-25.04.28

Lt(jg) Ikegami Masao (1925)
25.04.28-30.11.29

Lt(jg) Otsuka Takeshi (1925)
30.11.29-20.11.30

Lt(jg) Sakai Taro (1925)
20.11.30-01.12.30

Lt Suzuki Keiichiro (1928)
01.12.30-01.12.31

Lt Sugiyama Shun (1926)
01.12.31-15.04.32

Lt(jg) Obata Kenkichi

15.04.32-15.07.32

Lt Sasaki Keiichi (1928)
15.07.32-15.11.32

Lt Shirota Junichi

15.11.32-01.12.32

Lt Muto Tsuneyo (1930)
01.12.32-01.11.33

Lt Toshima Yutaka (1929)
01.11.33-20.02.34

Lt Niike Takeo (1931)
20.02.34-22.10.34

Lt Kashima Shiro (1932)
22.10.34-31.10.35

Lt Yachita Katsuji (1933)
31.10.35-01.12.36

Lt Kotake Sueo (1933)
01.12.36-15.11.37

Lt Kagami Yoshimitsu (1933)
15.11.37-15.12.38

Lt Toda Hirokazu

15.12.38-15.05.39

Lt Amano Shunzo (1936)
15.05.39-04.10.39

Lt Miyazaki Jiro (1934)
04.10.39-16.11.40

Lt Yamamoto Kiyoshi (1938)
16.11.40-20.09.41

Lt Ishizuka Ikkan (1939)
20.09.41-10.12.41

Lt Suzuki Gen’ichi

10.12.41-17.03.43

Lt Sasaki Seigo

17.03.43-25.11.43

Lt Tsuchiya Tadashi

25.11.43-18.12.44

Lt Tanaka Kiyoshi

18.12.44-10.08.45

Supply Officer (Shukeichō)

Lt(jg) Kuwakubo Toshitsugu (1911)
01.12.14-01.03.15

Unknown

01.03.15-01.12.17

Lt Kasama Shozo (Pay 1)
01.12.17-

Unknown

              -23.08.19

Lt(jg) Morishima Taneo (Pay 2) 種雄

23.08.19-01.12.19

Lt Watanabe Sasuke (Pay 2) 佐助

01.12.19-01.12.20

Unknown

01.12.20-01.12.21

Lt Okamoto Masaharu (Pay 4)
01.12.21-01.03.22

Unknown

01.03.22-01.12.22

Lt Takagawa Teiichi (Pay 5)
01.12.22-

Lt Miyamoto Masao (Pay 7)
               -01.12.25

Lt Iseki Shigemori (Pay 8)
01.12.25-03.03.27

Lt(jg) Yamamoto Kameji (Pay 3) 亀次

03.03.27-10.02.28

Lt(jg) Kuraki Riichi (Pay 12)
10.02.28-10.12.28

Lt Shibuya Yasuo (Pay 12)
                -01.12.30

Lt Okamoto Torao (Pay 12)
01.12.30-11.08.31

Lt Sasaki Kuraji (Pay 12)
11.08.31-15.04.32

Lt(jg) Suminami Tsuneo (Pay 16)
15.04.32-01.12.32

Lt Kawano Shinsai (Pay 13)
01.12.32-15.11.33

Lt(jg) Abe Kaneshige (Pay 17)
15.11.33-22.10.34

Lt(jg) Kamiuezono Jihei (Pay 18)

22.10.34-31.10.35

Lt(jg) Sakakibara Den (Pay 18)
31.10.35-21.07.37

Lt(jg) Watanabe Yoshihide (Pay 20)
21.07.37-15.12.38

Lt(jg) Matsuyama Kagehiko (Pay 24)
15.12.38-15.11.39

Unknown

15.11.39-15.11.40

Lt(jg) Morota Hisaya
15.11.40-06.05.44

Lt(jg) Kurihara Tatsuya

06.05.44-

Lt(jg) Awano Tatsuo

              -01.05.45

Lt Abe Zensaku

01.05.45-27.07.45

Converted Submarine Tenders

Tokusetsu Sensui-bokan

Class: Hikawa Maru

GRT: 11,616 grt

Owner: Nippon Yusan Kaisha Kisen

Official Number: 36813

Civilian Call Sign: JGZC

Laid Down: 19.06.29

Launched: 16.04.30

Completed: 29.11.30      Builder: K.K. Osaka Tekkosho Honsha Kojo

Requisitioned 03.10.41

Yokosuka Naval District 03.10.41-15.12.41

SubRon 1/6 Fleet 15.12.41-15.01.44

6 Fleet 15.01.44-31.03.44

Fate: sunk 18.02.44 at 0930hrs by US aircraft at Truk, Caroline Islands

Position: 07-23N 151-52E

Dead: 18

Saved:

Removed from Navy List 31.03.44

Commanding Officer (Kancho)

Capt Harada Bunichi (35)
15.10.41-10.11.42

Capt Sekimoto Orinosuke (38)
10.11.42-01.11.43

Capt Tamaki Toshiharu (36)
01.11.43-17.02.44

Operations Officer (Unyocho)

No Data

15.10.41-17.02.44

Chief Engineer (Kikanchō)

Resv LtCdr Suganuma Motokichi

15.10.41-20.01.41

Resv Lt Sakuma Yoshio

20.01.41-15.01.43

Resv Lt Akita Takeshi

15.01.43-01.03.44

Navigator (Kōkaichō)

Resv LtCdr Matsumoto Yonetaro

15.10.41-25.05.42

Resv Lt Sakaguchi Saburo
25.05.42-25.06.42

Resv Lt Iwata Torao

25.06.42-25.12.43

Resv Lt Asano Ikuo

25.12.43-18.02.44

Medical Officer (Gunichō)

Lt Kono Yoshio

15.10.41-13.10.42

Lt Hoshikawa Mitsumasa (1939)
13.10.42-05.03.44

Supply Officer (Shukeichō)

Lt(jg) Furukawa Nobuyuki (Pay 27)
15.10.41-10.08.42

Lt(jg) Katsumi Jiro (1941)
10.08.42-04.03.44

Hie Maru            Hikawa Maru

GRT: 11,616 grt

Owner: Nippon Yusan Kaisha Kisen

Official Number: 36219

Civilian Call Sign: JGYC

Laid Down: 25.05.29

Launched: 12.02.30

Completed: 31.07.30

Builder: Yokohama Dock K.K.

Requisitioned 26.11.41

Yokosuka Kaigun Kosho

Conversion 15.02.42-10.04.42

SubRon 8/6 Fleet 10.04.42-01.10.43

Reclassed Transport 01.10.43

Yokosuka Naval District 01.10.43-17.11.43

Fate: sunk 17.11.43 at 1730hrs by USS Drum (SS-228) 385 miles southwest of Truk, Caroline Islands

Position: 01-45N 148-45E

Dead: 0

Saved:

Removed fromNavy List 05.01.44

Commanding Officer (Kancho)

Capt Shinoda Kiyohiko (43)
15.02.42-29.01.43

Capt Arima Tadashi (36)
29.01.43-16.08.43

Capt Harada Bunichi (35)
16.08.43-17.11.43

Capt Tomita Kenshiro (37)
05.10.43-17.11.43

Operations Officer (Unyocho)

No Data

15.02.42-17.11.43

Chief Engineer (Kikanchō)

Resv Lt Arai Tetsuo

15.02.42-17.11.43

Navigator (Kōkaichō)

Resv Lt Ebihara Yoshiichiro

15.02.42-01.10.43

Vacant

01.10.43-17.11.43

Medical Officer (Gunichō)

Lt Harada Masao (1935)
01.03.42-13.10.42

Lt Tabayashi Chikataka

13.10.42-20.10.43

Vacant

20.10.43-17.11.43

Supply Officer (Shukeichō)

Lt(jg) Okada Hiroshi (Pay 28)
07.03.42-31.03.43

Lt(jg) Tanaka Masazumi (1942)

31.03.43-01.10.43

Vacant

01.10.43-17.11.43

Nagoya Maru

Class: Nagoya Maru

GRT: 6071grt

Owner: Nanyo Kaiun KK

Official Number: 37699

Civilian Call Sign: JJDE

Laid Down: 01.09.31

Launched: 05.05.32

Completed: 05.08.32

Builder: Mitsubishi Zosen K.K Kobe Zosensho

Requisitioned 20.01.41

Kure Naval District 01.03.41-01.11.41

SubRon 4/Combined Fleet 01.11.41-10.03.42

Kure Naval District 10.03.42-13.06.42

11 Air Fleet 13.06.42-24.12.42

11 Air Fleet/SE Area Fleet 24.12.42-01.01.44

Rerated Transport 01.01.44-10.03.44

Fate: sunk 02.01.44 by USS Herring (SS-233) off Aogashima

Position: 32-15N 138-02E

Dead: 121

Saved:

Removed from Navy List 10.03.44

Commanding Officer (Kancho)

Capt Hashimoto Aiji (39)
01.03.41-18.08.41

Capt Koda Yoshio (35)
18.08.41-19.12.42

Capt Kusagawa Kiyoshi (38)
19.12.42-01.01.44

Chief Engineer (Kikanchō)

Resv Lt(jg) Katsumi Kenkichi

01.03.41-25.09.42

Resv Lt Kitaoka Shuichi

25.09.42-08.01.44

Operations Officer (Unyocho)

Resv Lt Kamata Ryounosuke
10.04.42-01.12.43

First Lieutenant (Naimucho)

Resv Lt Kamata Ryounosuke
01.12.43-02.01.44

Navigator (Kōkaichō)

Resv Lt Wake Seiichi
01.03.41-05.03.43

Resv Lt Ujihara Saburo
05.03.43-01.01.44

Medical Officer (Gunichō)

Vacant

01.03.41-01.10.41

Lt Ishibashi Manabu

01.10.41-01.04.42

Lt Eguchi Tadao (Eng.47)
01.04.42-01.11.42

Lt Kobayashi Noriaki

01.11.42-02.01.44

Supply Officer (Shukeichō)

Lt(jg) Murata Osamu

25.09.41-25.11.42

Lt Kimura Yoshitomo (1941)
25.11.42-01.01.44

Rio de Janiero Maru

GRT: 9,626grt

Owner: Osaka Shosen K.K.

Official Number: 35928

Civilian Call Sign: JISC

Laid Down: 16.05.29

Launched: 19.11.29

Completed: 15.05.30

Builder: Mitsubishi Zosen K.K. Nagasaki Zosensho

Requisitioned 08.10.40

Sasebo Naval District 01.11.40-24.11.41

SubRon 5/Combined Fleet 24.11.41-10.07.42

SW Area Fleet 10.07.42-16.03.43

2 Southern Exp Fleet/SW Area Fleet 16.03.43-15.09.43

Rerated Transport 15.09.43

Sasebo Naval District 15.09.43-17.02.44

Fate: sunk 18.02.44 at 0300hrs by US aircraft at Truk, Caroline Islands

Position: 07-18N 151-54E

Dead:

Saved:

Removed from Navy List 31.03.44

Commanding Officer (Kancho)

Capt Murase Raiji (38)
25.03.41-07.05.42

Capt Ohashi Tatsuo (40)
07.05.42-05.12.43

*Capt Kanemasu Yoshio (40)
05.12.43-17.02.44

Operations Officer (Unyocho)

No Data

25.03.41-01.12.43

Chief Engineer (Kikanchō)

Resv Lt Kamoshida Tadashi

25.03.41-15.01.43

Resv Lt Fujii Chuichi

15.01.43-15.09.43

Vacant

15.09.43-17.02.44

Navigator (Kōkaichō)

Vacant

01.11.40-25.03.41

Resv Lt Seibu Teizo

25.03.41-15.09.43

Vacant

15.09.43-17.02.44

Medical Officer (Gunichō)

Lt Uchida Seinosuke (1939)
25.09.41-05.02.43

Lt Tomobe Hiroshi (1941)

05.02.43-01.11.43

Vacant

01.11.43-17.02.44

Supply Officer (Shukeichō)

Lt(jg) Kitawaki Nobuo (1940)
25.09.41-15.10.42

Lt(jg) Sakurai Tadashi

15.10.42-01.03.43

Lt(jg) Chiyo Kenji (1941)
01.03.43-15.09.43

Santos Maru

Official Number: 31173

Civilian Call Sign: JCIB

Laid Down: 05.01.25

Launched: 05.09.25

Completed: 10.12.25

Builder: Mitsubishi Zosen K.K. Nagasaki Zosensho

Requisitioned 01.03.41

Yokusuka Naval District 01.03.41-11.08.41

SubRon 2/6 Fleet 11.08.41-20.08.42

Kure Naval District 20.08.42-01.09.42

Kure SubRon/Kure Naval District 01.09.42-25.03.43

Rerated Transport 25.03.43-29.11.43, renamed Manju Maru

Yokosuka Naval District 25.03.43-

Fate: sunk 25.11.44 at 0516hrs by USS Atule (SS-403) in Luzon Strait, Philippines

Position: 20-14N 121-40E

Dead: 724

Saved:

Removed from Navy List 10.01.45

Commanding Officer (Kancho)

Capt Kiyama Tatsuo (42)
01.03.41-12.03.41

Capt Matsubara Hiromi (39)
12.03.41-11.08.41

Capt Seki Tei (36)

11.08.41-18.11.42

Capt Imaizumi Yoshijiro (44)
08.11.42-25.03.43

Capt Itani Yoshharu (38)
25.03.43-17.12.43

Capt Sekimoto Orinosuke (38)
17.12.43-25.11.44

Operations Officer (Unyocho)

No Data

01.03.41-01.12.43

Chief Engineer (Kikanchō)

Resv Lt Yokoyama Akira

01.03.41-25.03.43

Vacant

25.03.43-25.11.44

Navigator (Kōkaichō)

Vacant

01.03.41-30.03.41

Resv Lt Inoue Junzo

30.03.41-25.05.42

Resv Lt Ishihara Naoyoshi

25.05.42-25.03.43

Vacant

25.03.43-25.11.44

Medical Officer (Gunichō)

Lt Takano Naoichi

21.04.41-20.01.42

Vacant

20.01.42-01.12.42

Lt Matama Sanjiro (1924)
01.12.42-25.03.43

Vacant

25.03.43-25.11.44

Supply Officer (Shukeichō)

Lt(jg) Noda Isao

15.10.41-25.03.43

Tsukushi Maru

Old name for Kyushu

Class:

GRT: 8135 grt

Owner:

Official Number: 49767

Civilian Call Sign: JBVR

Laid Down: 20.06.40

Launched: 24.09.41

Requisitioned: 15.01.43

Builder: Kawasaki Jyuko, Kobe

Completed: 25.03.43

Kure Naval District 25.03.43-01.04.43

Kure SubRon/Kure Naval District 01.04.43-25.11.43

SubRon 11/1 Fleet 25.11.43-20.07.44

SubRon 11/6 Fleet 20.07.44-20.01.45

6 Fleet 20.01.45-09.45

Fate: surrendered, scrapped 1953

Removed from Navy List 26.10.45

Commanding Officer (Kancho)

Capt Seki Tei (36)

15.01.43-01.05.43

Capt Mizobatane Sadaichi (46)
01.05.43-27.07.44

Capt Takahashi Chojuro (49) 長十郎

27.07.44-10.01.45

Capt Sekimoto Orinosuke (38)
10.01.45-01.10.45

Capt Otomo Bunkichi (50)
01.10.45-25.12.45

Capt Ueda Yasuhiko (47)
25.12.45-26.08.46

Operations Officer (Unyocho)

No Data

15.01.43-01.12.43

Chief Engineer (Kikanchō)

Resv Lt Tsuji Yasumasa

25.03.43-17.12.44

Resv Lt Aramaki Masayoshi

17.12.44-25.09.45

LtCdr Minokata Masatomo (Eng.47)
25.09.45-15.04.46

Lt Urata Masashige (Eng.44)

15.04.46-

Navigator (Kōkaichō)

Resv Lt Shinmura Takamura

15.02.43-01.10.44

Resv Lt Yamaguchi Masao

01.10.44-

Lt Shibata Hiroshi (68)
30.09.45-30.11.45

Vacant

30.11.45-15.12.45

Lt Yamazaki Toshio (67)
15.12.45-

Medical Officer (Gunichō)

Lt Nakajima Yoshihiko (1929)
25.03.43-15.12.43

Lt Mukaibayashi Satoru

15.12.43-

Lt Hayakawa Kyoji

              -23.11.45

LtCdr Oikawa Fujio

23.11.45-27.11.45

Vacant

27.11.45-15.03.46

LtCdr Nakamura Giichi (1935)
15.03.46-20.05.46

LtCdr Takeyasu Sueharu (1930)

20.05.46-

Supply Officer (Shukeichō)

Lt(jg) Mori Hikaru

16.01.43-02.11.44

Lt Miyamoto Ichiro

02.11.44-15.01.45

Yasukuni Maru

Class: Yasukuni Maru

GRT: 11,933 grt

Owner: Nippon Yusan KK

Official Number: 36223

Civilian Call Sign: JRZB

Laid Down: 15.02.30

Launched: 31.08.30

Completed: 22.09.30

Builder: Mitsubishi Zosenho, Nagoya

Requisitioned 29.10.40

Kure Naval District 16.12.40-11.01.41

SubRon 1/6 Fleet 11.01.41-15.12.41

SubRon 4/6 Fleet 15.12.41-10.04.42

SubRon 3/6 Fleet 10.04.42-31.01.44

Fate: sunk 31.01.44 at 0403hrs by USS Trigger (SS-237) 300 miles NW of Truk, Caroline Islands

Position: 09-15N 147-13E

Dead: 1188

Saved: 43

Removed from Navy List 10.03.44

Commanding Officer (Kancho)

Capt Sekimoto Orinosuke (38)
11.01.41-01.05.42

Capt Mori Ryo (38)

01.05.42-13.05.43

*Capt Seki Tei (36)

13.05.43-31.01.44

Operations Officer (Unyocho)

No Data

20.09.41-31.01.44

Chief Engineer (Kikanchō)

Resv Lt Iwamura Takanori

16.12.40-27.02.43

Resv Lt Misawa Kan’ichi

27.02.43-10.03.44

Navigator (Kōkaichō)

Vacant

29.10.40-16.12.40

*Resv Lt Kubota Cho

16.12.40-31.01.44

Medical Officer (Gunichō)

Lt Nagai Kensuke (1939)

20.09.41-07.11.41

Lt Kamata Tsuneo (1934)
07.11.41-20.11.41

Lt Kameda Minoru

20.11.41-20.12.42

*Lt Ogino Yoshihiro

20.12.42-31.01.44

Supply Officer (Shukeichō)

Lt(jg) Takahashi Sumio (1940)
20.11.41-01.08.42

Lt(jg) Kamei Jiro

01.08.42-01.05.43

Vacant

01.05.43-11.05.43

Lt Inubuse Hiro’o (1941)
11.05.43-31.01.44

Commanding Officer (Kancho)
LtCdr Kumashiro Moritsugu (28) 16.08.14-13.12.15
Cdr Fukuda Ichiro (26) 13.12.15-01.12.16
Cdr Otawara Susumu (26) 01.12.16-01.12.17
Cdr Taguchi Shigeki (29) 01.12.17-10.11.18
Cdr Mashiko Rokuya (30) 10.11.18-15.02.19
Cdr Fukuda Ichiro (26) 15.02.19-10.07.19
Cdr Mashiko Rokuya (30) 10.07.19-01.10.19
LtCdr Yoshiyama Hyakuri (32) 01.10.19-01.11.19
Cdr Mashiko Rokuya (30) 01.11.19-01.12.19
Cdr Motouchi Tatsuzo (31) 01.12.19-06.09.20
Cdr Furukawa Ryouichi (31) 06.09.20-01.12.20
Cdr Kamimoto Kunitaro (31) 01.12.20-20.12.21
Cdr Kawamura Giichiro (32) 01.12.21-08.04.22
Cdr Wanami Hoichi (32) 08.04.22-01.12.22
Cdr Uematsu Toma (33) 01.12.22-01.04.23
unknown
Cdr Mori Shigeji (33)	01.12.23-01.12.24
Cdr Chiya Sadae (34) 01.12.24-16.12.24
Cdr Hoshino Shuichi (35) 16.12.24-21.09.25
Cdr Watanabe Tsutomu (34) 21.09.25-01.12.26
Cdr Hatano Jiro (34) 01.12.26-01.12.27
Cdr Inoue Katsuzumi (34) 01.12.27-10.08.28
Cdr Kashii Tetsujiro (34)	10.08.28-10.12.28
Cdr Matsuda Genjiro (34) 10.12.28-30.11.29
Capt Sato Koichi (35) 30.11.29-15.01.30
Cdr Suzuki Kozo (36) 15.01.30-01.12.30
Cdr Nomi Rasu (36)	01.12.30-01.12.31
Cdr Yamada Seizo (37) 01.12.31-20.06.32
Cdr Saneyoshi Toshiro (37) 20.06.32-01.12.32
Capt Shitabo Sadakichi (39) 01.12.32-15.11.35
Capt Kishinado Saburo (40) 15.11.35-22.11.37
Capt Yamazaki Sadanao (42) 22.11.37-10.11.38
Capt Soma Shinshiro (42) 10.11.38-15.11.39
Capt Shimizu Shousen (43) 15.11.39-07.10.40
Capt Kato Buntaro (43) 07.10.40-01.04.41
Capt Yamagata Masaji (43) 01.04.41-31.01.42
Cdr Ono Amane (47)	31.01.42-02.04.45
Resv LtCdr Mizutani Katsuji 02.04.45-09.45
Executive Officer (Fukuchō)
None	20.01.14-27.07.45
Operations Officer (Unyocho)
Vacant	16.08.14-15.11.32
Lt Kajiwara Masami (50) 15.11.32-12.02.34
Lt Tsukada Masao (55) 12.02.34-30.09.35
Lt Sakomizu Hiroshi (56)	30.09.35-24.09.36
Lt Honda Teruhisa (52) 24.09.36-01.12.37
Lt Kunishima Kiichi (53) 01.12.37-15.12.38
Resv Lt Kiriyama Shozo	15.12.38-20.12.39
Resv Lt Azuma Makoto	20.12.39-19.10.40
Resv Lt Fujishiro Eikichi	19.10.40-27.12.41
Resv Lt(jg) Masuse Tadao	27.12.41-01.12.43
First Lieutenant (Naimucho)
Resv Lt Masuse Tadao	01.12.43-05.12.43
Resv Lt Nomoto Tadayuki 05.12.43-
Chief Engineer (Kikanchō)
unknown	16.08.14-01.12.17
Lt Kondo Takezo (Eng.17) 01.12.17-01.12.18
Lt Takekawa Susumu (Eng.16) 01.12.18-01.12.19
Lt Maruyama Hisashi (Eng. 18) 01.12.19-
unknown	-01.12.22
Lt Morizumi Matsuo (Eng. 22) 01.12.22-01.12.23
unknown	01.12.23-15.04.24
Lt Tashiro Saburo (Eng. 23) 15.04.24-01.11.25
Lt Okamura Toshio (Eng.24) 01.11.25-20.04.27
Lt Yamaguchi Bunzo (Eng. 26) 20.04.27-01.12.27
Lt Maeda Hirokichu (Eng.27) 01.12.27-01.07.29
Lt Kajiura Ryuichi (Eng.29)	01.07.29-01.12.30
Lt Yuda Tsuneaki (Eng. 29) 01.12.30-15.11.32
Lt Watanabe Takeo (Eng. 29) 15.11.32-05.02.34
Lt Yamashita Haruo (Eng. 30) 05.02.34-01.09.34
Lt Horie Kuniyuki (Eng. 31) 01.09.34-15.11.35
Lt Yamada Keizo (Eng. 33) 15.11.35-01.12.36
Lt SakaiyaYutaro (Eng.33) 01.12.36-01.12.37
Lt Komatsuzaki Isamu (Eng. 36) 01.12.37-15.11.38
S.DLtCdr Tanaka Michitaro 15.11.39-10.01.40
S.D.LtCdr Inuma Umezo	10.01.40-21.12.40
unknown	21.12.40-25.10.42
Resv Lt Kitamura Toshio	25.10.42-01.10.43
Resv Lt Kokubu Yoshiteru	01.10.43-25.03.45
Resv Lt Sakamoto Ryosuke	25.03.45-27.07.45
Torpedo Officer (Suiraichō)
Lt Kamiyama Tadashi (34) 28.03.17-10.10.17
Lt Yamamoto Tomoichi (37)	10.10.17-01.12.18
Lt Miyazaki Tahira (37) 01.12.18-01.02.19
Lt Nomura Eisaku (38) 01.02.19-01.12.19
Lt Kato Taihei (37)	01.12.19-01.12.20
Lt Ikeuchi Masamichi (40)	01.12.20-01.12.21
Lt Takasaki Tetsuji (42) 01.12.21-01.12.22
Lt Tsuda Gensuke (38) 01.12.22-08.01.23
Lt Ohori Kuraji (37) 08.01.23-01.11.23
Lt Akiyama Katsuzo (40) 01.11.23-10.05.24
Lt Masaoka Seitaro (40) 10.05.24-15.07.25
Lt Yamagata Masaji (43) 15.07.25-01.12.26
Lt Kato Buntaro (43) 01.12.26-10.12.28
Lt Morikawa Matao (44) 10.12.28-01.11.29
Lt Maruyama Takumi (47)	01.11.29-01.12.30
Lt Koga Yasuji (50)	01.12.30-01.12.31
Lt Satomi Goro (52)	01.12.31-15.11.32
Abolished	15.11.32
Navigator (Kōkaichō)
Lt Miura Tomosaburo (38) 01.12.19-01.12.20
Lt Miyazato Hidenori (40) 01.12.20-01.04.21
Lt Matsuoka Tomoyuki (42) 01.04.21-01.12.21
Lt Ichioka Hisashi (42) 01.12.21-08.04.22
Lt Kusakawa Kiyoshi (38) 08.04.22-15.10.23
Lt Takagi Sokichi (43) 15.10.23-28.08.24
Lt Seki Ikuya (43)	28.08.24-01.12.25
Lt Nijima Nobuo (46) 01.12.25-01.12.26
Lt Machida Misao (46) 01.12.26-10.12.28
Lt Miyazaki Yasuto (46) 10.12.28-01.12.30
Lt Yamaka Tetsuo (51) 01.12.30-01.12.31
Lt Yoshimatsu Hiroshi (51) 01.12.31-15.04.32
Vacant	15.04.32-10.10.32
Lt Ishii Ko (50)	10.10.32-01.03.34
Lt Terashima Shozen (50) 01.03.34-22.10.34
Lt Shibata Otokichi (54) 22.10.34-01.04.35
Lt Daito Shinichi (52) 01.04.35-15.11.35
Lt Satomi Goro (52)	15.11.35-01.12.37
Lt Isaki Mitsu (55)	01.12.37-15.06.38
Lt Fukumura Toshiaki (54) 15.06.38-15.11.39
Lt Yamaguchi Tokio (57) 15.11.39-01.04.40
Lt Otsuka Shozo (57) 01.04.40-19.10.40
Resv Lt Azuma Shin	19.10.40-27.12.41
Resv Lt Fujishiro Eikichi	27.12.41-01.11.43
Resv Lt Matsushita Yukio 01.11.43-14.03.44
Resv Lt Kuroda Kusuo 14.03.44-25.01.45
Resv Lt Kuroda Katsumi	25.01.45-27.07.45
Medical Officer (Gunichō)
?	16.08.14-01.12.17
Lt Okabe Tsunesuke (1912) 01.12.17-01.12.18
Lt Ueyonabaru Chochin	01.12.18-01.12.19
Lt Motai Tetsuo (1913) 01.12.19-
unknown	-01.12.21
Lt Hattori Shuji (1916) 01.12.21-01.05.22
Lt(jg) Kuroki Takeichi (1918) 01.05.22-01.12.22
Lt(jg) Ushikubo Naritsune (1918) 01.12.22-10.10.23
Lt Okubo Shin (1918) 10.10.23-01.04.24
Lt(jg) Shiina Saburo (1919) 01.04.24-01.09.24
unknown	01.09.24-01.12.24
Lt(jg) Okubo Shigeo (1921) 01.12.24-01.12.25
Lt Murata Saburo (1921) 01.12.25-01.11.26
Lt Kimura Yoshio (1922) 01.11.26-20.01.27
Lt(jg) Fujiki Hiroshi (1924) 20.01.27-06.09.27
Lt Yoshida Takehisa (1919) 06.09.27-25.04.28
Lt(jg) Ikegami Masao (1925) 25.04.28-30.11.29
Lt(jg) Otsuka Takeshi (1925) 30.11.29-20.11.30
Lt(jg) Sakai Taro (1925) 20.11.30-01.12.30
Lt Suzuki Keiichiro (1928) 01.12.30-01.12.31
Lt Sugiyama Shun (1926) 01.12.31-15.04.32
Lt(jg) Obata Kenkichi	15.04.32-15.07.32
Lt Sasaki Keiichi (1928) 15.07.32-15.11.32
Lt Shirota Junichi	15.11.32-01.12.32
Lt Muto Tsuneyo (1930) 01.12.32-01.11.33
Lt Toshima Yutaka (1929) 01.11.33-20.02.34
Lt Niike Takeo (1931) 20.02.34-22.10.34
Lt Kashima Shiro (1932) 22.10.34-31.10.35
Lt Yachita Katsuji (1933) 31.10.35-01.12.36
Lt Kotake Sueo (1933) 01.12.36-15.11.37
Lt Kagami Yoshimitsu (1933) 15.11.37-15.12.38
Lt Toda Hirokazu	15.12.38-15.05.39
Lt Amano Shunzo (1936) 15.05.39-04.10.39
Lt Miyazaki Jiro (1934) 04.10.39-16.11.40
Lt Yamamoto Kiyoshi (1938) 16.11.40-20.09.41
Lt Ishizuka Ikkan (1939) 20.09.41-10.12.41
Lt Suzuki Gen’ichi	10.12.41-17.03.43
Lt Sasaki Seigo	17.03.43-25.11.43
Lt Tsuchiya Tadashi	25.11.43-18.12.44
Lt Tanaka Kiyoshi	18.12.44-10.08.45
Supply Officer (Shukeichō)
Lt(jg) Kuwakubo Toshitsugu (1911) 01.12.14-01.03.15
Unknown	01.03.15-01.12.17
Lt Kasama Shozo (Pay 1) 01.12.17-
Unknown	-23.08.19
Lt(jg) Morishima Taneo (Pay 2) 種雄	23.08.19-01.12.19
Lt Watanabe Sasuke (Pay 2) 佐助	01.12.19-01.12.20
Unknown	01.12.20-01.12.21
Lt Okamoto Masaharu (Pay 4) 01.12.21-01.03.22
Unknown	01.03.22-01.12.22
Lt Takagawa Teiichi (Pay 5) 01.12.22-
Lt Miyamoto Masao (Pay 7) -01.12.25
Lt Iseki Shigemori (Pay 8) 01.12.25-03.03.27
Lt(jg) Yamamoto Kameji (Pay 3) 亀次	03.03.27-10.02.28
Lt(jg) Kuraki Riichi (Pay 12) 10.02.28-10.12.28
Lt Shibuya Yasuo (Pay 12) -01.12.30
Lt Okamoto Torao (Pay 12) 01.12.30-11.08.31
Lt Sasaki Kuraji (Pay 12) 11.08.31-15.04.32
Lt(jg) Suminami Tsuneo (Pay 16) 15.04.32-01.12.32
Lt Kawano Shinsai (Pay 13) 01.12.32-15.11.33
Lt(jg) Abe Kaneshige (Pay 17) 15.11.33-22.10.34
Lt(jg) Kamiuezono Jihei (Pay 18)	22.10.34-31.10.35
Lt(jg) Sakakibara Den (Pay 18) 31.10.35-21.07.37
Lt(jg) Watanabe Yoshihide (Pay 20) 21.07.37-15.12.38
Lt(jg) Matsuyama Kagehiko (Pay 24) 15.12.38-15.11.39
Unknown	15.11.39-15.11.40
Lt(jg) Morota Hisaya 15.11.40-06.05.44
Lt(jg) Kurihara Tatsuya	06.05.44-
Lt(jg) Awano Tatsuo	-01.05.45
Lt Abe Zensaku	01.05.45-27.07.45

Commanding Officer (Kancho)
Capt Harada Bunichi (35) 15.10.41-10.11.42
Capt Sekimoto Orinosuke (38) 10.11.42-01.11.43
Capt Tamaki Toshiharu (36) 01.11.43-17.02.44
Operations Officer (Unyocho)
No Data	15.10.41-17.02.44
Chief Engineer (Kikanchō)
Resv LtCdr Suganuma Motokichi	15.10.41-20.01.41
Resv Lt Sakuma Yoshio	20.01.41-15.01.43
Resv Lt Akita Takeshi	15.01.43-01.03.44
Navigator (Kōkaichō)
Resv LtCdr Matsumoto Yonetaro	15.10.41-25.05.42
Resv Lt Sakaguchi Saburo 25.05.42-25.06.42
Resv Lt Iwata Torao	25.06.42-25.12.43
Resv Lt Asano Ikuo	25.12.43-18.02.44
Medical Officer (Gunichō)
Lt Kono Yoshio	15.10.41-13.10.42
Lt Hoshikawa Mitsumasa (1939) 13.10.42-05.03.44
Supply Officer (Shukeichō)
Lt(jg) Furukawa Nobuyuki (Pay 27) 15.10.41-10.08.42
Lt(jg) Katsumi Jiro (1941) 10.08.42-04.03.44

Commanding Officer (Kancho)
Capt Shinoda Kiyohiko (43) 15.02.42-29.01.43
Capt Arima Tadashi (36) 29.01.43-16.08.43
Capt Harada Bunichi (35) 16.08.43-17.11.43
Capt Tomita Kenshiro (37) 05.10.43-17.11.43
Operations Officer (Unyocho)
No Data	15.02.42-17.11.43
Chief Engineer (Kikanchō)
Resv Lt Arai Tetsuo	15.02.42-17.11.43
Navigator (Kōkaichō)
Resv Lt Ebihara Yoshiichiro	15.02.42-01.10.43
Vacant	01.10.43-17.11.43
Medical Officer (Gunichō)
Lt Harada Masao (1935) 01.03.42-13.10.42
Lt Tabayashi Chikataka	13.10.42-20.10.43
Vacant	20.10.43-17.11.43
Supply Officer (Shukeichō)
Lt(jg) Okada Hiroshi (Pay 28) 07.03.42-31.03.43
Lt(jg) Tanaka Masazumi (1942)	31.03.43-01.10.43
Vacant	01.10.43-17.11.43

Commanding Officer (Kancho)
Capt Hashimoto Aiji (39) 01.03.41-18.08.41
Capt Koda Yoshio (35) 18.08.41-19.12.42
Capt Kusagawa Kiyoshi (38) 19.12.42-01.01.44
Chief Engineer (Kikanchō)
Resv Lt(jg) Katsumi Kenkichi	01.03.41-25.09.42
Resv Lt Kitaoka Shuichi	25.09.42-08.01.44
Operations Officer (Unyocho)
Resv Lt Kamata Ryounosuke 10.04.42-01.12.43
First Lieutenant (Naimucho)
Resv Lt Kamata Ryounosuke 01.12.43-02.01.44
Navigator (Kōkaichō)
Resv Lt Wake Seiichi 01.03.41-05.03.43
Resv Lt Ujihara Saburo 05.03.43-01.01.44
Medical Officer (Gunichō)
Vacant	01.03.41-01.10.41
Lt Ishibashi Manabu	01.10.41-01.04.42
Lt Eguchi Tadao (Eng.47) 01.04.42-01.11.42
Lt Kobayashi Noriaki	01.11.42-02.01.44
Supply Officer (Shukeichō)
Lt(jg) Murata Osamu	25.09.41-25.11.42
Lt Kimura Yoshitomo (1941) 25.11.42-01.01.44

Commanding Officer (Kancho)
Capt Murase Raiji (38) 25.03.41-07.05.42
Capt Ohashi Tatsuo (40) 07.05.42-05.12.43
*Capt Kanemasu Yoshio (40) 05.12.43-17.02.44
Operations Officer (Unyocho)
No Data	25.03.41-01.12.43
Chief Engineer (Kikanchō)
Resv Lt Kamoshida Tadashi	25.03.41-15.01.43
Resv Lt Fujii Chuichi	15.01.43-15.09.43
Vacant	15.09.43-17.02.44
Navigator (Kōkaichō)
Vacant	01.11.40-25.03.41
Resv Lt Seibu Teizo	25.03.41-15.09.43
Vacant	15.09.43-17.02.44
Medical Officer (Gunichō)
Lt Uchida Seinosuke (1939) 25.09.41-05.02.43
Lt Tomobe Hiroshi (1941)	05.02.43-01.11.43
Vacant	01.11.43-17.02.44
Supply Officer (Shukeichō)
Lt(jg) Kitawaki Nobuo (1940) 25.09.41-15.10.42
Lt(jg) Sakurai Tadashi	15.10.42-01.03.43
Lt(jg) Chiyo Kenji (1941) 01.03.43-15.09.43

Commanding Officer (Kancho)
Capt Kiyama Tatsuo (42) 01.03.41-12.03.41
Capt Matsubara Hiromi (39) 12.03.41-11.08.41
Capt Seki Tei (36)	11.08.41-18.11.42
Capt Imaizumi Yoshijiro (44) 08.11.42-25.03.43
Capt Itani Yoshharu (38) 25.03.43-17.12.43
Capt Sekimoto Orinosuke (38) 17.12.43-25.11.44
Operations Officer (Unyocho)
No Data	01.03.41-01.12.43
Chief Engineer (Kikanchō)
Resv Lt Yokoyama Akira	01.03.41-25.03.43
Vacant	25.03.43-25.11.44
Navigator (Kōkaichō)
Vacant	01.03.41-30.03.41
Resv Lt Inoue Junzo	30.03.41-25.05.42
Resv Lt Ishihara Naoyoshi	25.05.42-25.03.43
Vacant	25.03.43-25.11.44
Medical Officer (Gunichō)
Lt Takano Naoichi	21.04.41-20.01.42
Vacant	20.01.42-01.12.42
Lt Matama Sanjiro (1924) 01.12.42-25.03.43
Vacant	25.03.43-25.11.44
Supply Officer (Shukeichō)
Lt(jg) Noda Isao	15.10.41-25.03.43

Commanding Officer (Kancho)
Capt Seki Tei (36)	15.01.43-01.05.43
Capt Mizobatane Sadaichi (46) 01.05.43-27.07.44
Capt Takahashi Chojuro (49) 長十郎	27.07.44-10.01.45
Capt Sekimoto Orinosuke (38) 10.01.45-01.10.45
Capt Otomo Bunkichi (50) 01.10.45-25.12.45
Capt Ueda Yasuhiko (47) 25.12.45-26.08.46
Operations Officer (Unyocho)
No Data	15.01.43-01.12.43
Chief Engineer (Kikanchō)
Resv Lt Tsuji Yasumasa	25.03.43-17.12.44
Resv Lt Aramaki Masayoshi	17.12.44-25.09.45
LtCdr Minokata Masatomo (Eng.47) 25.09.45-15.04.46
Lt Urata Masashige (Eng.44)	15.04.46-
Navigator (Kōkaichō)
Resv Lt Shinmura Takamura	15.02.43-01.10.44
Resv Lt Yamaguchi Masao	01.10.44-
Lt Shibata Hiroshi (68) 30.09.45-30.11.45
Vacant	30.11.45-15.12.45
Lt Yamazaki Toshio (67) 15.12.45-
Medical Officer (Gunichō)
Lt Nakajima Yoshihiko (1929) 25.03.43-15.12.43
Lt Mukaibayashi Satoru	15.12.43-
Lt Hayakawa Kyoji	-23.11.45
LtCdr Oikawa Fujio	23.11.45-27.11.45
Vacant	27.11.45-15.03.46
LtCdr Nakamura Giichi (1935) 15.03.46-20.05.46
LtCdr Takeyasu Sueharu (1930)	20.05.46-
Supply Officer (Shukeichō)
Lt(jg) Mori Hikaru	16.01.43-02.11.44
Lt Miyamoto Ichiro	02.11.44-15.01.45

Commanding Officer (Kancho)
Capt Sekimoto Orinosuke (38) 11.01.41-01.05.42
Capt Mori Ryo (38)	01.05.42-13.05.43
*Capt Seki Tei (36)	13.05.43-31.01.44
Operations Officer (Unyocho)
No Data	20.09.41-31.01.44
Chief Engineer (Kikanchō)
Resv Lt Iwamura Takanori	16.12.40-27.02.43
Resv Lt Misawa Kan’ichi	27.02.43-10.03.44
Navigator (Kōkaichō)
Vacant	29.10.40-16.12.40
*Resv Lt Kubota Cho	16.12.40-31.01.44
Medical Officer (Gunichō)
Lt Nagai Kensuke (1939)	20.09.41-07.11.41
Lt Kamata Tsuneo (1934) 07.11.41-20.11.41
Lt Kameda Minoru	20.11.41-20.12.42
*Lt Ogino Yoshihiro	20.12.42-31.01.44
Supply Officer (Shukeichō)
Lt(jg) Takahashi Sumio (1940) 20.11.41-01.08.42
Lt(jg) Kamei Jiro	01.08.42-01.05.43
Vacant	01.05.43-11.05.43
Lt Inubuse Hiro’o (1941) 11.05.43-31.01.44