10,000 (1988 SIL). 1,000 monolinguals.
South Chimbu Province, Karimui district, Tua river system; Southern Highlands Province, Kagua-Erave district, southeast corner, 28 villages; Western Highlands Province, southern extremity, South Waghi LLG.
Erave. Villages in Karimui and Negabo areas have minor dialect differences from standard Dadibi.
Latin script [Latn].
Christian, traditional religion.