| Displacement | 5000t standard, 11,600t full load |
|---|---|
| Length | 146m oa |
| Width | 19m |
| Draught | 7.3m |
| Machinery | 2-shaft diesel, 18000bhp |
| Speed | 22kt |
| Range | 9500nm/18kt |
| Armament | none |
| Sensor | Radar: OPS-18 |
| Complement | 130 |
| Number | Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|---|
| AOE-421 | Sagami | FY1976 | Hitachi, Maizuru | 1977. 9.28 | 1978. 9.24 | 1979. 3.30 | Supply ship | (SDF) 1995. 3.16 (EF, SDF) |