L1 users: 16,600 (1983 census).
Kayah state: 30 villages east; Kayin state: Yado area; Shan state: Pekon township.
Latin script [Latn], used by Roman Catholics and Baptists.
Brek and Bwe are variant names of a dialect continuum extending from southwest Kayah State to northeast Kayin (Karen) State. Bwe-Kayaw is a mixed variety spoken in the middle of this continuum. See also Karen, Bwe [bwe]. Christian.