| Displacement | 1600t standard, 2100t full load |
|---|---|
| Length | 88.0m pp |
| Width | 8.2m |
| Draught | 4.7m |
| Machinery | 2-shaft diesel-electric, 2300hp surface, 6300shp submerged |
| Speed | 14kt surface, 18kt submerged |
| Armament | 8-533mm TT (bow 6, aft 2) |
| Complement | 80 |
| Number | Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|---|
| SS-561 | Oshio | FY1961 | MHI, Kobe | 1963. 6.29 | 1964. 4.30 | 1965. 3.31 | Submarine | (Subron2, SFlotilla1, SDF) 1981. 2.10 (Subron2, SFlotilla1, SF, SDF) 1981. 8.20 disc |