Home Base:Kure ND;
24/12/1929-01/12/1931=Sub.Div.19; Sub.Ron2; 2ndFleet; Combined Fleet;
01/12/1931-20/05/1932=Sub.Div.19; Kure Defence Div; Kure ND;
20/05/1932-15/11/1934=Sub.Div.19;Sub.Ron2;2ndFleet;Combined Fleet
15/11/1934-15/11/1935=Sub.Div.19;Kure Guard Ron;Kure ND;
15/11/1935-01/12/1936=Sub.Div.19;Sub.Ron.1;1stFleet;Combined Fleet;
01/12/1936-07/01/1937=Sub.Div.19;Kure ND;
07/01/1937-01/01/1938=Sub.Div.19; 1st Reserve; Kure ND;
01/01/1938-15/12/1938=Sub.Div.19; Kure ND;
15/12/1938-15/11/1939=Sub.Div.19; 3rd Reserve; Kure ND;
15/11/1939-15/11/1940=Sub.Div.19;Sub.Ron.4;1stFleet;Combined Fleet;
15/11/1940-10/03/1942=Sub.Div.19;Sub.Ron.4; Combined Fleet;
10/03/1942-10/07/1942=Sub.Div.19;Sub.Ron.5;Combined Fleet;
10/07/1942-01/12/1943=Sub.Div.19;Kure ND;
01/12/1943-20/04/1945=Sub.Div.19;Kure Sub.Ron;Kure ND;
20/04/1945-15/08/1945=Sub.Div.34;6th Fleet;Combined Fleet;
15/08/1945-02/11/1945=Sub.Div.15;6th Fleet;Combined Fleet;
02/11/1945-30/11/1945=PW Sub.Div.4; USN Command;

15/11/1930-14/11/1931 ?=Reserve;
01/06/1932-05/10/1932 ?=Reserve;
22/10/1934-15/11/1935 ?=Reserve;
15/12/1938-01/09/1939 ?=Reserve;

CEO:Lt.Cdr.Hashimoto Aiji [39]=15/05/1929-24/12/1929;
CO:Lt.Cdr.Hashimoto Aiji [39]=24/12/1929-10/06/1930;
CO: Lt.Cdr.Ito Jotaro [42]=10/06/1930-14/11/1931;
CO:Lt.Cdr.Saito Eisho [42]=14/11/1931-01/06/1932;
CO:Lt.Cdr.Nakajima Chihiro [43]=01/06/1932-05/10/1932;
CO:Lt.Cdr.Nakaoka Nobuki [45]=05/10/1932-15/11/1933;
CO:Lt.Cdr.Tamaki Tomejiro [45]=15/11/1933-10/05/1935;
(+)CO:Lt.Cdr.Okushima Tsunesaburo (44)=10/05/1935-03/07/1935;
CO:Lt.Cdr.Kobayashi Hajime [48]=03/07/1935-15/11/1935;
CO:Lt.Cdr.Takahashi Chojuro [49]=15/11/1935-16/11/1936;
CO:Lt.Cdr.Yamada Takashi [49]=16/11/1936-01/12/1936;
CO:Cdr.Okamoto Yoshisuke [47]=01/12/1936-01/12/1937;
CO:Lt.Cdr/Cdr.Shimizu Taro [48]=01/12/1937-15/12/1938;
CO:Cdr.Narahara Shogo [48]=15/12/1938-20/02/1939;
CO:Lt.Cdr.Narusawa Sunao [52]=20/02/1939-20/03/1939;
(+)CO:Lt.Cdr:Hatanaka Sumihiko [49]=20/03/1939-01/09/1939;
CO:Cdr.Yoshimura Iwao [51]=01/09/1939-31/10/1941;
CO:Lt.Cdr.Nakajima Sakae [56]=31/10/1941-15/10/1942;
CO:Lt.Cdr.Saeki Takuo [59]=15/10/1942-10/11/1942;
(+)CO:Lt.Cdr/Cdr.Nishino Kozo [48]=10/11/1942-01/02/1943;
CO:Lt.Cdr/Cdr.Kohiga Masaru [53]=01/02/1943-07/07/1943;
(+)(A)CO:Cpt.Kayahara Yasuchika [49]=07/07/1943-31/01/1944;
CO:Cdr.Hori Takeo [50]=31/01/1944-25/02/1944;
CO:Cdr.Nakamura Shozo [54]=25/02/1944-09/08/1945;
CO:Lt.Cdr.Araki Asakichi [64]=09/08/1945-30/11/1945;

20/05/1942 Renumbered I-157;
16/06/1943 Damaged=Little Sitkin Is.Run aground;
m/05/1945 Converted to Kaiten Carrier;
02/09/1945 Surrendered; Sasebo;
30/11/1945 Removed from Navy List;
01/04/1946 Scuttled=Goto Is.;32*37'N;129*17'E;

[Lt.Cdr.Nakaoka Nobuki] [45]
29/06//1933Sasebo-05/07/1933=c.Chinese waters-Mako-Takao=Training;
13/07/1933Takao-21/08/1933Tokyo Bay=s.Chinese waters=Training;
25/08/1933=Yokohama Naval Review;
[Lt.Cdr.Tamaki Tomejiro] [45]
27/09/1934-Ryojun,Manchuria-05/10/1934Sasebo=Tsingtao Area=Training;
[Lt.Cdr.Nakajima Sakae] [56]
20/11/1941Kure-26/11/1941Samah,Hainan Is.=Transit;
01/12/1941Samah-20/12/1941CamranhBay(French.I.CH)=e.Trengganu,Malaya;
28/12/1941CamronhBay-16/01/1942CamranhBay=n.Java,JavaSea;
01/03/1942CamranhBay-06/03/1942StaringBay=LombokStrait-Java Sea;
13/03/1942StaringBay-20/03/1942Kure=Transit;(Repairs);
16/05/1942Kure-24/05/1942Kwajalein=Transit;
26/05/1942Kwajalein-19/06/1942Kwajalein=Midway;
22/06/1942Kwajalein- 30/06/1942Kure=Transit;
[Lt.Cdr/Cdr.Kohiga Masaru] [53]
22/05/1943Kure-23/05/1943Yokosuka=Transit;
26/05/1943Yokosuka-01/06/1943Paramushiro=Transit;
04/06/1943Paramushiro-20/06/1943Paramushiro=Kiska(Supply;Rescue)-Amchitka;
21/06/1943Paramushiro-26/06/1943Kure=Transit,(Repairs);
[Cdr.Nakamura Shozo] [54]
/ /1945Otsushima- / /1945Otsushima=Kyushu Coast(KaitenFerry);
/ /1945Otsushima- / /1945Otsushima=Kyushu Coast(KaitenFerry);
/ /1945Otsushima- / /1945Otsushima=Kyushu Coast(KaitenFerry);
/07/1945Otsushima- /07/1945Sasebo=Transit;

Sorties=5

[Lt.Cdr.Nakajima Sakae] [56]
07/01/1942sunk.Ne.MS.Djirak;3077t;nJava;07*15'S;116*23'E;

M/S Sunk=01@003077t
M/S Damaged =0
W/S Sunk =0
W/S Damaged =0
Total Sunk =01@003077t
Total Damaged =0
Total =01@003077t

Sub.Ron2;2ndFleet;Combined Fleet;