2,150 (1986 SIL). 1,600 monolinguals. 290 in Yoliapi (1982 SIL).
Southern Highlands Province, Koroba district; Enga Province, Lagaip district; Sandaun Province, Telefomin district; Lagaip river area, mountains north of Duna [duc] and Ipili [ipi] language areas; south of Lagaip river northward to Central range high peaks (political and physical boundary between Sepik region and the highlands).
Central Lagaip, Lower Lagaip, North Hewa, Upper Lagaip.
Seminomadic. Traditional religion, Christian.