68,600 (2007 census). 27,500 monolinguals. L2 users: 1,370.
YeDebub Biheroch Bihereseboch na Hizboch State, North Omo zone, west of Lake Chamo.
Dihina (Tihina, Tihinte), Gergere (K’ark’arte), Gobeze, Gollango (Kollanko), Gorose (Gorrose, Korrose), Harso (Worase). Lexical similarity: 78% with Bussa [dox], 73% with Tsamai [tsb], 77% with the Harso dialect, 92% with the Gollango dialect, 41% with Konso [kxc]. The Harso dialect has 80% with the Dobase dialect of Bussa [dox], 56% with Tsamai [tsb].