| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Osarappe River | 195,500,000 | Ishikari River | 25,700 | ||||||||
| Tobetsu River | 309,500,000 | Ishikari River | 72,500 | 43.1500000000 | 141.4333300000 | Map | |||||
| Chubetsu River | 1,062,600,000 | Ishikari River | 59,200 | 43.7635300000 | 142.3536300000 | Map | |||||
| Sorachi-gawa | 2,617,999,872 | Ishikari River | 194,500 | 43.5333300000 | 141.9000000000 | Map | |||||
| Uryu River | 1,672,999,936 | Ishikari River | 155,000 | 43.6500000000 | 141.9166700000 | Map |