L1 users: 770 (2006 IMB).
Kosi zone: Sankhuwasabha district, Hatiya VDC, Dangok and Pharang villages; Piibu, Chumusur, and Ridak villages; Kimathanka VDC, Kimathanka village; Tsanga village, across the border in China.
SOV; postpositions; clause constituents indicated by case-marking; ergativity; no passives or voice; tonal.
All ages. Also use Lhomi [lhm], especially inhabitants of Pharang and Dangok.