Materials

Rank Structure of IJN - revised 20 Jun 1919

Officers

grade Commanding Officers Engineer Officers Other Officers

Surgeon Apothecary Paymaster Constructor Engine
Constructor Ordnance Hydrography

Admiral

K-1 Vice admiral Vice admiral
(Engineer) Surgeon General Paymaster General Constructor General Engine Constructor General Ordnance General

K-2 Rear admiral Rear admiral
(Engineer)

K-3 Captain Captain
(Engineer) Surgeon Captain Apothecary Captain Paymaster Captain Constructor Captain Engine Constructor Captain Ordnance Captain Hydrography Captain

K-4 Commander Commander
(Engineer) Surgeon Commander Apothecary Commander Paymaster Commander Constructor Commander Engine Constructor Commander Ordnance Commander Hydrography Commander

K-5 Lieutenant commander Lieutenant commander
(Engineer) Surgeon Lieutenant commander Apothecary Lieutenant commander Paymaster Lieutenant commander Constructor Lieutenant commander Engine Constructor Lieutenant commander Ordnance Lieutenant commander Hydrography Lieutenant commander

K-6 Lieutenant Lieutenant
(Engineer) Surgeon Lieutenant Apothecary Lieutenant Paymaster Lieutenant Constructor Lieutenant Engine Constructor Lieutenant Ordnance Lieutenant Hydrography Lieutenant

K-7 Sublieutenant Sublieutenant
(Engineer) Surgeon Sublieutenant Apothecary Sublieutenant Paymaster Sublieutenant Constructor Sublieutenant Engine Constructor Sublieutenant Ordnance Sublieutenant Hydrography Sublieutenant

K-8 Acting sublieutenant Acting sublieutenant
(Engineer) Surgeon Acting sublieutenant Apothecary Acting sublieutenant Paymaster Acting sublieutenant Constructor Acting sublieutenant Engine Constructor Acting sublieutenant Ordnance Acting sublieutenant Hydrography Acting sublieutenant

Midshipman Midshipman
(Engineer) Surgeon Midshipman Apothecary Midshipman Paymaster Midshipman Constructor Midshipman Engine Constructor Midshipman Ordnance Midshipman Hydrography Midshipman

Specialized officers, Warrant officers, Petty officers, Enlisted

grade Deck Engineer Band Carpenter Nursing Paymaster

Specialized officers K-8 Chief Petty officer Engineer Chief Petty officer Chief Band Sergent Chief Carpenter Sergent Chief Nursing Sergent Chief Scribe Sergent

Warrant officers H-1 Senior Petty officer Engineer Senior Petty officer Senior Band Sergent Senior Carpenter Sergent Senior Nursing Sergent Senior Scribe Sergent

Petty officers H-2 Petty officer first class Engineer Petty officer first class Band Sergent first class Carpenter Sergent first class Nursing Sergent first class Scribe Sergent first class Cook Sergent first class

H-3 Petty officer second class Engineer Petty officer second class Band Sergent second class Carpenter Sergent second class Nursing Sergent second class Scribe Sergent second class Cook Sergent second class

H-4 Petty officer third class Engineer Petty officer third class Band Sergent third class Carpenter Sergent third class Nursing Sergent third class Scribe Sergent third class Cook Sergent third class

Enlisted Seaman first class Engineer first class Bandman first class Carpenter first class Nurseman first class Cook first class

Seaman second class Engineer second class Bandman second class Carpenter second class Nurseman second class Cook second class

Seaman third class Engineer third class Bandman third class Carpenter third class Nurseman third class Cook third class

Seaman fourth class Engineer fourth class Bandman fourth class Carpenter fourth class Nurseman fourth class Cook fourth class

Seaman fifth class Engineer fifth class Bandman fifth class Carpenter fifth class Nurseman fifth class Cook fifth class

Reserves

grade Reserve officers

K-4 Reserve Commander Reserve Commander
(Engineer)

K-5 Reserve Lieutenant commander Reserve Lieutenant commander
(Engineer)

K-6 Reserve Lieutenant Reserve Lieutenant
(Engineer)

K-7 Reserve Sublieutenant Reserve Sublieutenant
(Engineer)

K-8 Reserve Acting sublieutenant Reserve Acting sublieutenant
(Engineer) Reserve Chief Petty officer Reserve Engineer Chief Petty officer Reserve specialized officer

H-1 Reserve Midshipman Reserve Midshipman
(Engineer) Reserve Senior Petty officer Reserve Engineer Senior Petty officer Reserve warrant officer

H-2 Reserve Petty officer first class Reserve Engineer Petty officer first class Reserve petty officer

H-3 Reserve Petty officer second class Reserve Engineer Petty officer second class

H-4 Reserve Petty officer third class Reserve Engineer Petty officer third class

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Copyright © Hiroshi Nishida (Misohito), 1999.

grade	Commanding Officers	Engineer Officers	Other Officers
grade	Commanding Officers	Engineer Officers	Surgeon	Apothecary	Paymaster	Constructor	Engine Constructor	Ordnance	Hydrography
	Admiral
K-1	Vice admiral	Vice admiral (Engineer)	Surgeon General		Paymaster General	Constructor General	Engine Constructor General	Ordnance General
K-2	Rear admiral	Rear admiral (Engineer)	Surgeon General		Paymaster General	Constructor General	Engine Constructor General	Ordnance General
K-3	Captain	Captain (Engineer)	Surgeon Captain	Apothecary Captain	Paymaster Captain	Constructor Captain	Engine Constructor Captain	Ordnance Captain	Hydrography Captain
K-4	Commander	Commander (Engineer)	Surgeon Commander	Apothecary Commander	Paymaster Commander	Constructor Commander	Engine Constructor Commander	Ordnance Commander	Hydrography Commander
K-5	Lieutenant commander	Lieutenant commander (Engineer)	Surgeon Lieutenant commander	Apothecary Lieutenant commander	Paymaster Lieutenant commander	Constructor Lieutenant commander	Engine Constructor Lieutenant commander	Ordnance Lieutenant commander	Hydrography Lieutenant commander
K-6	Lieutenant	Lieutenant (Engineer)	Surgeon Lieutenant	Apothecary Lieutenant	Paymaster Lieutenant	Constructor Lieutenant	Engine Constructor Lieutenant	Ordnance Lieutenant	Hydrography Lieutenant
K-7	Sublieutenant	Sublieutenant (Engineer)	Surgeon Sublieutenant	Apothecary Sublieutenant	Paymaster Sublieutenant	Constructor Sublieutenant	Engine Constructor Sublieutenant	Ordnance Sublieutenant	Hydrography Sublieutenant
K-8	Acting sublieutenant	Acting sublieutenant (Engineer)	Surgeon Acting sublieutenant	Apothecary Acting sublieutenant	Paymaster Acting sublieutenant	Constructor Acting sublieutenant	Engine Constructor Acting sublieutenant	Ordnance Acting sublieutenant	Hydrography Acting sublieutenant
	Midshipman	Midshipman (Engineer)	Surgeon Midshipman	Apothecary Midshipman	Paymaster Midshipman	Constructor Midshipman	Engine Constructor Midshipman	Ordnance Midshipman	Hydrography Midshipman

	grade	Deck	Engineer	Band	Carpenter	Nursing	Paymaster
Specialized officers	K-8	Chief Petty officer	Engineer Chief Petty officer	Chief Band Sergent	Chief Carpenter Sergent	Chief Nursing Sergent	Chief Scribe Sergent
Warrant officers	H-1	Senior Petty officer	Engineer Senior Petty officer	Senior Band Sergent	Senior Carpenter Sergent	Senior Nursing Sergent	Senior Scribe Sergent
Petty officers	H-2	Petty officer first class	Engineer Petty officer first class	Band Sergent first class	Carpenter Sergent first class	Nursing Sergent first class	Scribe Sergent first class	Cook Sergent first class
	H-3	Petty officer second class	Engineer Petty officer second class	Band Sergent second class	Carpenter Sergent second class	Nursing Sergent second class	Scribe Sergent second class	Cook Sergent second class
	H-4	Petty officer third class	Engineer Petty officer third class	Band Sergent third class	Carpenter Sergent third class	Nursing Sergent third class	Scribe Sergent third class	Cook Sergent third class
Enlisted		Seaman first class	Engineer first class	Bandman first class	Carpenter first class	Nurseman first class		Cook first class
		Seaman second class	Engineer second class	Bandman second class	Carpenter second class	Nurseman second class		Cook second class
		Seaman third class	Engineer third class	Bandman third class	Carpenter third class	Nurseman third class		Cook third class
		Seaman fourth class	Engineer fourth class	Bandman fourth class	Carpenter fourth class	Nurseman fourth class		Cook fourth class
		Seaman fifth class	Engineer fifth class	Bandman fifth class	Carpenter fifth class	Nurseman fifth class		Cook fifth class

grade	Reserve officers
K-4	Reserve Commander	Reserve Commander (Engineer)
K-5	Reserve Lieutenant commander	Reserve Lieutenant commander (Engineer)
K-6	Reserve Lieutenant	Reserve Lieutenant (Engineer)
K-7	Reserve Sublieutenant	Reserve Sublieutenant (Engineer)
K-8	Reserve Acting sublieutenant	Reserve Acting sublieutenant (Engineer)	Reserve Chief Petty officer	Reserve Engineer Chief Petty officer	Reserve specialized officer
H-1	Reserve Midshipman	Reserve Midshipman (Engineer)	Reserve Senior Petty officer	Reserve Engineer Senior Petty officer	Reserve warrant officer
H-2		Reserve Petty officer first class	Reserve Engineer Petty officer first class	Reserve petty officer
H-3	Reserve Petty officer second class	Reserve Engineer Petty officer second class
H-4	Reserve Petty officer third class	Reserve Engineer Petty officer third class