, a Type U 51 submarine launched in 1916 and that served in the First World War until surrendered 26 November 1918; in service as Japanese submarine O-3, 1920–21; dismantled at Sasebo, March–June 1921; briefly recommissioned as Auxiliary Vessel No.
This was a Type U 51 submarine launched in 1916 and remained in service until it was surrendered on November 26, 1918. It later served as the Japanese submarine O-3 from 1920 to 1921 before being dismantled at Sasebo between March and June 1921. It briefly regained its status as Auxiliary Vessel No.