| Displacement | 9700t normal |
|---|---|
| Length | 124.36m pp, 134.72m oa |
| Width | 20.45m |
| Draught | 7.43m |
| Machinery | 2-shaft recipro, 18,000ihp |
| Fuel | coal 1406t |
| Speed | 21.5kt |
| Armour | main belt 88-180mm, upper belt 125mm, deck 50mm, barbette, turret, casemate 150mm, CT 75-360mm |
| Armament | 4-20.3cm gun (2x2), 14-15.2cm/40cal. QF gun (1x14), 12-12pdr QF gun (1x12), 7-2.5pdr QF gun (1x7),5-45cm TT |
| Complement | 726 |
| Name | Plan | Builder | Laid down | Launch | Complete | ||
|---|---|---|---|---|---|---|---|
| Asama | FY1897 | UK Armstrong | 1896.11 | 1898. 3.22 | 1899. 3.18 | C1 | 1921. 9. 1 CD1 1931. 5.30 CD 1942. 7. 1 TA 1945.11.30 disc 1947 BU |
| Tokiwa | FY1897 | UK Armstrong | 1898. 1 | 1898. 7. 6 | 1899. 5.18 | C1 | 1921. 9. 1 CD1 1922. 9.30 ML 1945. 8. 9 sunk (air attack, Ominato) [41.20N, 141.60E] 1945.11.30 disc |