01/02/1922-06/02/1922=Yokosuka ND;
06/02/1922-01/11/1925=Sub.Div.5; Ominato Defence Div.; Yokosuka ND;
01/11/1925-01/12/1926=Sub.Div.5; Yokosuka Defence Div.; Yokosuka ND;
01/12/1926-10/01/1927=Sub.Div.5; Yokosuka ND;
10/01/1927-01/04/1934=Sub.Div.5; Yokosuka Defence Div.; Yokosuka ND;

(A)CEO:Lt.Kobayashi Mitsuyoshi [37]=01/12/1920-10/06/1921;
(A)CO:Lt.Kobayashi Mitsuyoshi [37]=10/06/1921-01/12/1922;
CO:Lt.Cdr.Kobayashi Mitsuyoshi [37]=01/12/1922-01/06/1923;
(A)CO:Lt.Hoshino Masatsugu [41]=01/06/1923-01/06/1925;
CO:Lt/Lt.Cdr.Kanemasu Yoshio [40]=01/06/1925-01/04/1926;
CO:Lt/Lt.Cdr.Tsujimura Takehisa [42]=01/04/1926-01/04/1927;
CO:Lt.Nagai Mitsuru [45]=01/04/1927-10/12/1928;
CO:Lt.Shigehisa Chikashi [47]=05/11/1029-25/02/1930;
(+)CO:Lt.Endo Keiya [46]=25/02/1930-01/04/1930;
CO:

01/11/1924 Renamed RO-20;
01/04/1934 Removed from Navy List;
1934 Sold-Scuttled;