242,000 (2007 census), increasing. 139,000 monolinguals. L2 users: 5,660.
YeDebub Biheroch Bihereseboch na Hizboch State, south of Lake Chamo, Sagan river bend.
Gat(t)o is a town on both sides of Gatto River; those living on Konso side speak a dialect of Konso; those on Gidole side speak a dialect of Diraytta [gdl]. Traditional religion, Christian.