| Attribute | Shumarinai × | Sancha × |
|---|---|---|
| Bordering countries | ||
| Surface Area (km²) | 24 | 27 |
| Mean Depth (m) | 10 | 8.2 |
| Volume (km³) | 0.24 | 0.22 |
| Shoreline (km) | 83.5 | 240 |
| Catchment Area (km²) | 312.1 | 161.3 |
| Residence Time (yr) | 68 | 0.7 |
| Frozen Period | Nov-May | None |
| Mixing Type | - | Monomictic |
| Morphogenesis/Dam | Uryu Dai-ichi Dam (1943) | - |
| Coordinates | ||
| Latitude | 44.302 | 30.292 |
| Longitude | 142.185 | 104.276 |