| Attribute | Value |
|---|---|
| Bordering countries | |
| Surface Area | 46 km² |
| Mean Depth | 4 m |
| Volume | 0.14 km³ |
| Shoreline | 70 km |
| Catchment Area | 823 km² |
| Residence Time | 0.08 yr |
| Frozen Period | Dec-Mar |
| Mixing Type | Polymictic |
| Morphogenesis/Dam | Remainder of Hachiro-gata (1978) |
| Coordinates | |
| Latitude | 39.924 |
| Longitude | 140.022 |