n = 4
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Nipponocypris koreanus | (Kim, Oh & Hosoya, 2005) | Nipponocypris koreanus | Xenocyprididae | |
| Nipponocypris sieboldii | (Temminck & Schlegel, 1846) | Nipponocypris sieboldii | Xenocyprididae | |
| Nipponocypris temmincki | (Temminck & Schlegel, 1846) | Nipponocypris temminckii | Xenocyprididae | Dark chub |
| Nipponocypris temminckii | (Temminck & Schlegel, 1846) | Nipponocypris temminckii | Xenocyprididae | Dark chub |