Ex German U-1224;
15/02/1944 Transferred to IJN;
Commissioned28/02/1944,Kiel;
Home Base:Kawasaki;
15/02/1944-10/10/1944=Sub.Ron.8; 6th Fleet; Combined Fleet;

CEO:Lt.Cdr.Norita Sadatoshi [57]=15/02/1944-28/02/1944;
CO:Lt.Cdr.Norita Sadatoshi [57]=28/02/1944-13/05/1944+KIA;

15/02/1944 Renumbered RO-501;
13/05/1944 Sunk=400m.ssw.Azores Is;18*08'N;33*13'W;
Depth Charges;US.DE.Francis M. Robinson;
No Survivors; 52KIA;
26/08/1944 Presumed lost;
10/10/1944 Removed from Navy List;

KM=
20/10/1943-15/02/1944=31st U-Ron;

CO:Lt.Georg Preuss=20/10/1943-15/02/1944;

[Lt.Cdr.Norita Sadatoshi] [57]
30/03/1944Kiel-13/05/1944Sunk=Azores, Atlantic Ocean+;

IJN Sorties=1

KM Sorties=0

IJN=0

KM=0