Home Base:Kure ND;;
08/06/1944-20/09/1944=Sub.Ron.11;6th Fleet;Combined Fleet;
20/09/1944-10/06/1945=Sub.Div.15;6th Fleet;Combined Fleet;

(+)CEO:Cdr.Hori Takeo [50]=01/04/1944-15/04/1944;
CEO:Lt.Cdr.Morinaga Masahiko [59]= / /1944-08/06/1944;
CO:Lt.Cdr.Morinaga Masahiko [59]=08/06/1944-01/02/1945;
CO:Lt.Cdr.Masata Keiji [62]=01/02/1945-18/04/1945+KIA;

12/06/1943 Renumbered I-56;
10/1944 Converted to Kaiten Carrier;
18/04/1945 Sunk=160m.e.Okinawa Is;26*42'N;130*38'E;
DepthCharges;A/C.US.CVE.Bataan;DD.Collett;DD.Heermann;DD.McCord;DD.Mertz;DD.Uhlmann;
No Survivors;122 KIA;
02/05/1945:Presumed lost;
10/06/1945 Removed from Navy List;

[Lt.Cdr.Morinaga Masahiko] [59]
15/10/1944Kure-04/11/1944Kure=s.Okinawa-e.Leyte,Philippines;
21/12/1944Kure-21/12/1944Otsujima=Transit;
22/12/1944Otsujima-03/02/1945Otsujima=Manus Is,Admiraltys(Kaiten-KongoGroup);
03/02/1945Otsujima-03/02/1944Kure=Transit;

[Lt.Cdr.Masata Keiji] [62]
31/03/1945Otsujima-18/04/1945Sunk=e.Okinawa(Kaiten-TataraGroup)+;

Sorties=3

[Lt.Cdr.Morinaga Masahiko] [59]
24/10/1944dam.US.LS.LST695;1653t;e.Leyte;08*31'N;128*34'E;
24/10/1944dam.US.MS.Ashtabula;7258t;e.Leyte;08* 'N;128* 'E;
25/10/1944dam.US.CVE.Santee;10494t;e.Leyte;09*45'N;126*42'E;

M/S Sunk=0
M/S Damaged =01@007258t
W/S Sunk =0
W/S Damaged =02@012147t
Total Sunk =0
Total Damaged =03@019405t
Total =03@019405t