Submarine Division 22

Activated
Deactivated
Boats

Formations

Successes
Notes
01/12/1921
25/02/1943
01/04/1935
10/08/1944
RO-23=15/06/1923-01/04/1935
RO-24=01/12/1921-01/04/1935
RO-25=01/12/1921-26/04/1924
RO-25
=01/03/1926-01/12/1927
01/04/1935=Deactivated;
I-177
=25/02/1943-01/08/1944
I-178=25/02/1943-01/09/1943+
I-180=25/02/1943-10/07/1944+
I-182=10/08/1943-01/12/1943+
I-181=20/08/1943-30/04/1944+
I-185=20/12/1943-10/08/1944+
I-184=31/01/1944-10/08/1944+
I-183=28/04/1944-10/08/1944+
10/08/1944=Deactivated;
Mako Defence Div.=
01/12/1921-01/12/1922
Sasebo Defence Div.;Sasebo ND=
01/12/1922-01/12/1924
Chinkai Defence Div.=
01/12/1924-01/12/1925
Sasebo Defence Div.;Sasebo ND=
01/12/1925-15/11/1934
Sasebo ND=
15/11/1934-01/04/1935
01/04/1935=Deactivated ?;3rdReserve ?
KureSub.Ron;Kure NDF=
25/02/1943-15/03/1943
Sub.Ron.3;6thFleet;Combined Fleet=
15/03/1943-15/09/1943
6thFleet
;Combined Fleet=
15/09/1943-10/08/1944
10/08/1944=Deactivated;
W'ship sunk:0;
W'ship dam: 0;
M'ship sunk:
06@030674t;
M'ship dam:
02@007713t;
Total sunk:
06@030674t;
Total dam:
02@007713t;
Total:
08@038387t;
CO:
01/04/1935=Deactivated;
CO:25/02/1943-05/11/1943=
Cpt.Nishino Kozo; [48]
CO:05/11/1943-31/01/1944=
Cpt.Maejima Toshihide; [48]
CO:31/01/1944-12/07/1944=
Cpt.Kayahara Yasuchika ; [49]+KIA (I-180);
CO:12/07/1944-10/08/1944=
Vacant;
10/08/1944=Deactivated;

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