Uisai is a

South Bougainville language The South Bougainville or East Bougainville languages are a small language family spoken on the island of Bougainville in Papua New Guinea. They were classified as East Papuan languages by Stephen Wurm, but this does not now seem tenable, and ...

Bougainville Province Bougainville ( ; ; Tok Pisin: ''Bogenvil''), officially the Autonomous Region of Bougainville (Tok Pisin: ''Otonomos Region bilong Bogenvil''), is an autonomous region in Papua New Guinea. The largest island is Bougainville Island, while the r ...

Papua New Guinea Papua New Guinea (abbreviated PNG; , ; tpi, Papua Niugini; ho, Papua Niu Gini), officially the Independent State of Papua New Guinea ( tpi, Independen Stet bilong Papua Niugini; ho, Independen Stet bilong Papua Niu Gini), is a country i ...

. It is in the Buin language subfamily. The language uses Latin script.

References

Languages of the Autonomous Region of Bougainville South Bougainville languages {{papuan-lang-stub