L1 users: 20,000 (1994 SIL), increasing.
Bougainville province: North Bougainville district, Buka island east coast; Selau peninsula, Cartaret Islands.
5 (Developing). Statutory language of provincial identity in Bougainville Autonomous Region (2007, Education Plan, Section 1.1.3), not yet implemented (2012).
Latin script [Latn].
Distinct from Tulu dialect of Tulu-Bohuai [rak] in Manus Province. Christian.