Yei language
Yei (Yey, Jei, Je, Yei-Nan) is a Papuan language of New Guinea. The Upper and Lower Yey dialects are only mutually intelligible with difficulty.

Distribution
According to Evans (2018), Yei is spoken in the villages of Po, Torai, Bupul, Tanas, and Kwel in , in eastern Merauke Regency, Indonesia.

References

Yam languages
Languages of western New Guinea