| Wusa Nasu | |
|---|---|
| Southeastern Yi | |
| Spoken in | China |
| Ethnicity | Yi |
| Native speakers | 700,000 (2007) |
| Language family | |
| Writing system | Yi script |
| Language codes | |
| ISO 639-3 | either: yig – Wusa Nasu ywu – Wumeng Nasu |
Wusa Nasu is one of the Loloish languages spoken by the Yi people of China. It is one of six Yi languages recognized by the government of China. A distinct form of the Yi script was traditionally used, though few can still read it.