09/03/1922-08/05/1922=Sasebo ND;
08/05/1922-01/12/1922=Sub.Div.23; Sasebo ND;
01/12/1922-01/12/1924=Sub.Div.23; Chinkai Defence Div.; Sasebo ND;
01/12/1924-01/06/1925=Sub.Div.23; Sasebo Defence Div.; Sasebo ND;
01/06/1925-01/12/1925=Sub.Div.23; 1stFleet;
01/12/1925-01/04/1932=Sub.Div.23; Sasebo Defence Div.; Sasebo ND;

CEO:Lt.Cdr.Harada Bunichi [35]=01/08/1921-09/03/1922;
CO:Lt.Cdr.Harada Bunichi [35]=09/03/1922-20/09/1922;
CO:Lt.Cdr.Yokoyama Sugao [36]=20/09/1922-10/03/1923;
(A)CO:Lt.Mori Tokuji [40]=10/03/1923-20/10/1923;
(A)CO:Lt.Naito Jun [38]=20/10/1923-30/05/1924;
(A)CO:Lt.Yano Yoshitoshi [42]=30/05/1924-01/12/1925;
CO:Lt.Owada Noboru [44]=01/12/1925-01/12/1926;
CO:

01/11/1924 Renamed RO-5;
/ /1930Removed from Navy List;
01/04/1932-15/08/1945=Hulk No.3021;