L1 users: 10,000 (Tourneux 2004). 40,000 all Kotoko languages (Tourneux 2004).
Far North region: Logone-and-Chari division, Logone-Birni subdivision north of Waza National Park, Logone river bank across to Nigeria border.
Logone-Birni, Logone-Gana (Kotoko-Gana).
Latin script [Latn].
The term Mandage is used by the Kotoko to refer to either the northern group of Kotoko languages (Mpade, Afade, Maslam, Malgbe) or the Kotoko group as a whole (including Mser and Lagwan). Muslim.