Home Base:Yokosuka ND;
31/10/1941-01/02/1942=Sub.Div.4;Sub.Ron.1;6th Fleet;Combined Fleet;
01/02/1942-10/03/1942=Sub.Div.3;6th Fleet;Combined Fleet;
10/03/1942-15/12/1942=Sub.Div.3;Sub.Ron.8;6th Fleet;Combined Fleet;
15/12/1942-01/08/1943=Sub.Div.1;Sub.Ron.8;6th Fleet;Combined Fleet;

(+)CEO:Lt.Cdr.Kono Masamichi [52]=02/06/1941-01/07/1941;
CEO:Cdr.Hanabusa Hiroshi [51]=01/07/1941-31/10/1941;
CO:Cdr.Hanabusa Hiroshi [51]=31/10/1941-11/06/1943+KIA;

07/12/1941 Launched M'Sub.#19; Ens.Sakamaki Kazuo; PearlHarbour;POW;
31/05/1942 Launched M'Sub.#17; Lt.(jg) Ban Katsuhisa; Sydney,Australia;+
22/11/1942 Launched M'Sub.#12; Lt.(jg) Mukai Yasuaki; Guadalcanal;+
07/12/1942 Launched M'Sub.#38; Lt.(jg) Tsuji Tomio; Guadalcanal;
/01/1942 Shelled Midway Is. (6Shells);
07/06//1942 Shelled Sydney,Australia, (10Shells);

? Renumbered I-24;
11/06/1943 Sunk=50m.ne.Attu Is.53*16'N;174*24'E;
Depth Charges+Ramming;US.PC487;
No Survivors;104KIA;
Presumed lost:11/06/1943;
01/08/1943 Removed from Navy List;

[Cdr.Hanabusa Hiroshi] [51]
18/11/1941Kure-18/11/1941Kamegakubi=Transit
19/11/1941Kamegakubi-28/12/1941Kwajalein=Hawaii(M'Sub);
04/01/1942Kwajalein-02/02/1942Kure=Hawaii-Midway;(Repairs);
15/04/1942Kure-25/04/1942Truk=e.BoninIs;
30/04/1942Truk-17/05/1942Truk=sw.Guadalcanal;
18/05/1942Truk-20/05/1942Truk=s.Truk;
20/05/1942Truk-25/06/1942Kwajalein=Aust.e.Coast,Sydney(M'Sub);
e/07/1942Kwajalein-12/07/1942Yokosuka=Transit(Repairs);
30/08/1942Yokosuka- e/10/1942Truk=Solomons-se.SanCristobal(Repairs);
m/10/1942Truk-02/11/1942Shortland=Solomons,IndispensableReef;
04/11/1942Shortland-13/11/1942Truk=Solomons,Indispensable Reef;
15/11/1942Truk-01/12/1942Shortland=Guadalcanal(M'Sub);
02/12/1942Shortland-05/12/1942Shortland=Guadalcanal(M'Sub);
e/12/1942Rabaul- m/12/1942Truk=Transit(Repairs);
03/01/1943Truk-08/01/1943Rabaul=Transit;
09/01/1943Rabaul-13/01/1943Rabaul=Buna(Supply25t;Rescued79men);
16/01/1943Rabaul-20/01/1943Rabaul=Buna(Supply20t;Rescued58men);
24/01/1943Rabaul-28/01/1943Rabaul=Buna(Supply16t;Rescued64men);
30/01/1943Rabaul-03/02/1943Rabaul=Buna(Supply t;Rescued45men);
08/02/1943Rabaul-12/02/1943Rabaul=Buna(Supply16t;Rescued71men);
15/02/1943Rabaul-19/02/1943Rabaul=Lae(Supply32t;Rescued72men);
21/02/1943Rabaul-25/02/1943Rabaul=Lae(Supply38.5t;Rescued64men);
l/02/1943Rabaul- e/03/1943Truk=Transit;
e/ 3/1943Truk-06/03/1943Yokosuka=Transit(Repairs);
07/05/1943Yokosuka13/05/1943=Truk(Supply);
14/05/1943Truk-20/05/1943Kure=Transit;
21/05/1943Kure- l/05/1943Paramuschiro=Transit;
30/05/1943Paramushiro-10/06/1943Sunk=Attu-Kiska-Attu,(Supply;Rescue)+

Sorties=20

[Cdr.Hanabusa Hiroshi] [51]
31/05/1942sunk.Au.MS.Kuttabul;445t;SydneyHarbor;M'sub;33*55'S;151*10'E;
31/05/1942dam.Ne.SS.K9;521t;SydneyHarbor;M'sub;33*55'S;151*10'E;
03/06/1942sunk.Au.MS.IronChieftain;4812t;e.coastAustralia;33*55'S;151*50'E;
09/06/1942dam.Br.MS.Orestes;7748t;e.coastAustralia;
07/12/1942dam.US.MS.Alchiba;6198t,Guadalcanal;M'sub;
10/06/1943dam.US.SCh.PC-487;414t;50m.ne.Attu Is.53*16'N;174*24'E;

M/S Sunk=02@005257t
M/S Damaged =02@013946t
W/S Sunk =0
W/S Damaged =02@000935t
Total Sunk =02@005257t
Total Damaged =04@014881t
Total =06@020138t