1,220 (1987 SIL).
Southwest, Maluku Province, Maluku Barat Daya regency, southeast portion, Kisar island: east and west Oirata villages; some in Ambon city.
None known. Not related to other languages on Oirata or to central Maluku languages. Not closely related to languages in East Timor.
A few also use Kisar [kje], on Kisar island.