Preceded by:
NoneSucceeded by:
None| Ship | Code | Builder | Laid | Launch | Comm | Decomm | Fate | ||
 |
No. 46 / RO-57 | Mitsubishi | 20/11/1920 | 03/12/1921 | 30/07/1922 | 20/11/1945 | Struck | ||
|
No. 47 / RO-58 | Mitsubishi | 15/02/1921 | 02/03/1922 | 25/11/1922 | 15/09/1945 | Struck | ||
|
No. 57 / RO-59 | Mitsubishi | 18/05/1921 | 28/06/1922 | 20/03/1923 | 20/11/1945 | Sold/Scrapped |