The Miyako was launched in 1897.
Details are:—
| Displacement | 1800 tons. |
| Length | 304 ft. |
| Beam | 35 ft. |
| Draught (mean) | 13 ft. |
| Armament | Two 4.7-in. |
| Eight 3-pdrs. | |
| Indicated horse-power | 6130. |
| Speed | 20 knots. |
| Coal | 400 tons. |
| Boilers | Cylindrical. |
| Complement | 220. |
The Chihaya was launched in 1901.
Details are:—
| Displacement | 850 tons. |
| Length | 314¾ ft. |
| Beam | 36 ft. |
| Draught | 13 ft. |
| Armament | Two 4.7-in. |
| Four 12-pdrs. | |
| Three torpedo tubes. | |
| Indicated horse-power | 6000. |
| Speed | 21 knots. |
| Coal | 250 tons. |
| Boilers | Cylindrical. |
There is no armour protection.
MIYAKO.