L1 users: 30,000 (2007 SIL), decreasing. Over 30 villages in Mawteik dialect (nearly extinct); over 30 villages in Settaw dialect; 5 villages in Mawkhwin dialect. No monolinguals.
Sagaing region: Katha district, Banmauk and Indaw townships; Homalin, Paungbyin, Pinlebu, and Wuntho townships.
Mawkhwin, Settaw, Mawteik. Each Kadu dialect distinct with low comprehension between the Mawkhwin, Settaw, and Mawteik Kadu varieties. All Kadu (except possibly Mawkhwin Kadu) have low comprehension of Kanan [zkn]. Lexical similarity: 95%–98% with Settaw and Mawteik Kadu, 91%–93% with Mawkhwin Kadu and other Kadu varieties, 84%–89% with Kadu varieties and Kanan [zkn].
Latin script [Latn], in development.