| Biwia | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Cypriniformes |
| Family: | Cyprinidae |
| Genus: | Biwia D. S. Jordan & Fowler, 1903 |
Biwia is a small genus of cyprinid fishes containing three species, all of which are endemic to Japan.