Home Base:Sasebo ND;
30/08/1930-01/12/1930=Sub.Div.29; Sasebo ND
01/12/1930-10/11/1932=Sub.Div.29; Sub.Ron.1;1stFleet;Combined Fleet;
10/11/1932-15/11/1933=Sub.Div.29; Sasebo Defence Div; Sasebo ND;
15/11/1933-15/11/1935=Sub.Div.29; Sub.Ron2; 2ndFleet; Combined Fleet;
15/11/1935-01/12/1936=Sub.Div.29; Sasebo Defence Ron; Sasebo ND;
01/12/1936-15/12/1938=Sub.Div.29; Sub.Ron2; 2ndFleet; Combined Fleet;
15/12/1938-15/11/1939=Sub.Div.29; Submarine School, Kure; Sasebo ND;
15/11/1939-15/11/1940=Sub.Div.29; 3rd Reserve; Sasebo ND;
15/11/1940-10/03/1942=Sub.Div.29; Sub.Ron.5; Combined Fleet;
10/03/1942-10/07/1942=Sub.Div.30; Sub.Ron.5; Combined Fleet;
10/07/1942-14/07/1942=Sub.Div.30; South West Area Fleet;(Transfered before loss known);

20/03/1934-30/06/1936 ?=Reserve;
01/03/1939-30/10/1940 ?=3rd Reserve;

CEO:Lt.Cdr.Komazawa Katsumi [42]=01/03/1930-10/04/1930;
CO:Lt.Cdr.Komazawa Katsumi [42]=10/04/1930-01/12/1932;
CO:Lt.Cdr.Fujitani Ataka [46]=01/12/1932-15/11/1933;
CO:Lt.Cdr/Cdr.Otake Toshio [45]=15/11/1933-15/02/1936;
CO:Lt.Cdr.Fujii Akiyoshi [49]=15/02/1936-10/03/1936;
CO:Lt.Cdr.Hamano Motoichi [47]=10/03/1936-05/05/1936;
CO:Lt.Cdr.Fujii Akiyoshi [49]=05/05/1936-15/11/1937;
CO:Lt.Cdr.Tonozuka Kinzo [50]=15/11/1937-15/12/1937;
CO:Cdr.Yamada Takashi [49]=15/12/1937-10/03/1939;
(+)CO:LtCdr.Hanabusa Hiroshi [51]=10/03/1939-20/03/1939;
CO:LtCdr.Hanabusa Hiroshi [51]=20/03/1939-20/03/1940;
CO:Lt.Cdr.Ogawa Tsunayoshi [50]=20/03/1940'26/07/1940;
(+)CO:LtCdr.Kono Masamichi [52]=26/07/1940-30/10/1940;
CO:Lt.Cdr.Ogawa Tsunayoshi [50]=30/10/1940-01/04/1942;
CO:Lt.Cdr.Niina Yoshio [56]=01/04/1942-17/05/1942+KIA;

20/05/1942 Renumbered I-164;
17/05/1942 Sunk=sse.Cape Ashizuri,Kyushu;29*25'N;134*09'E;
Torpedo=US.SS.Triton;
No Survivors;81KIA;
25/05/1942 Presumed lost;
14/07/1942 Removed from Navy List;

[Lt.Cdr/Cdr.Otake Toshio] [45]
27/09/1934-Ryojun,Manchuria-05/10/1934Sasebo=Tsingtao Area=Training;
07/02/1935-Sasebo-25/02/1935Sukumo Bay=Kurile Is.=Training;
29/03/1935Sasebo-04/04/1935Sasebo=c.Chinese waters=Training;
[Lt.Cdr.Ogawa Tsunayoshi] [50]
26/11/1941Sasebo-03/12/1941Samah(Hainan Is.)Transit;
05/12/1941Samah-27/12/1941CamranhBay(French.I.CH)=nw.Anabas Is;
07/01/1942CamranhBay-05/02/1942Penang=s.Sumatra-IndianOcean-Ceylon-Bay of Bengal;
m/02//1942Penang- l/03/1942Penang=IndianOcean-Bay of Bengal;
[Lt.Cdr.Niina Yoshio] [56]
02/04/1942Penang-12/04/1942Sasebo=Transit;(Repairs)
16/05/1942Sasebo-17/05/1942Sunk=Kyushu,Japan+(Kwajalein);

Sorties=4

[Lt.Cdr.Ogawa Tsunayoshi] [50]
22/01/1942sunk.Ne.MS.VanOverstraten;4482t;IndianOcean;01*40'N;90*13'E;
28/01/1942dam.Br.MS.Idar;391t;IndianOcean;10*12'N;80*13'E;
29/01/1942sunk.US.MS.FlorenceLuckenbach;5049t;IndianOcean;12*55'N;80*33'E;
30/01/1942sunk.In.MS.Jalatarang;2498t;IndianOcean;12*59'N;81*00'E;
31/01/1942sunk.In.MS.Jalapalaka;4215t;IndianOcean;13*00'N;81*08'E;
13/03/1942sunkNo.MS.Mabella;1513t;IndianOcean;14*00'N;81*47'E;

M/S Sunk=05@017757t
M/S Damaged =01@000391t
W/S Sunk =0
W/S Damaged =0
Total Sunk =05@017757t
Total Damaged =01@000391t
Total =06@018148t