Ships
- IJN Ryujo Chief equipping officer from 1 December 1931 · Captain from 9 May 1933, when she commissioned · Relieved on 20 October 1933
Captain Toshio Matsunaga had Ryujo. Chief equipping officer from 1 December 1931.
Captain Toshio Matsunaga took command of Ryujo on 9 May 1933, when she commissioned.
Captain Toshio Matsunaga had Ryujo. Relieved on 20 October 1933.