| Displacement | 620t standard, 706t trial |
|---|---|
| Length | 72.00m pp, 75.00m wl, 77.00m oa |
| Width | 8.25m |
| Draught | 2.25m |
| Machinery | 2-shaft recipro, 3 boilers, 4000ihp |
| Fuel | coal 176t |
| Speed | 21kt |
| Range | 2000nm by 14kt |
| Armament | 2-12cm/45cal gun, 1-8cm/40cal AA gun |
| Complement | 87 |
| Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|
| W-5 | FY1923 | Mitsui, Tamano | 1928. 3.25 | 1928.10.30 | 1929. 2.25 | MSw | 1944.11. 4 sunk (torpedoed, Malacca Strait) [03.44N, 99.50E] 1945. 3.10 disc |
| W-6 | FY1923 | Osaka IWks | 1928. 3.10 | 1928.10.29 | 1929. 2.25 | MSw | 1941.12.26 sunk (air attack, off Kuchin) [01.34N, 110.21E] 1942. 1.10 disc |