31/031920-20/04/1920=Kure ND;
20/04/1920-01/12/1920=Sub.Div.14;Sub.Ron.1;1st Fleet;
01/12/1920-01/04/1932=Sub.Div.21;Sasebo Defence Force;Sasebo ND;

CEO:Lt.Cdr.Kamibayashi Kiyoshi [34]=01/06/1919-31/03/1920;
CO:Lt.Cdr.Kamibayashi Kiyoshi [34]=31/03/1920-20/04/1920;
CO:
(A)CO:Lt.Takatsuka Seigo [38]=01/12/1920-10/01/1922;
(A)CO:Lt.Teragaki Keizo [40]=10/01/1922-01/05/1923;
CO:

01/11/1924 Renamed RO-1;
01/04/1932 Removed from Navy List;