Kofei is a

Papuan language The Papuan languages are the non- Austronesian and non-Australian languages spoken on the western Pacific island of New Guinea in Indonesia and Papua New Guinea, as well as neighbouring islands, by around 4 million people. It is a strictly geogra ...

of the

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

n province of Papua, on the eastern shore of Cenderawasih Bay. Kofei is lexically similar to the

East Geelvink Bay languages The East Geelvink Bay or East Cenderawasih languages are a language family of a dozen Papuan languages along the eastern coast of Geelvink Bay in Indonesian Papua, which is also known as Sarera Bay or Cenderawasih. Languages The East Geelvink ...

and presumably belongs in that family, but is too poorly attested to be sure.

References

Languages of western New Guinea East Geelvink Bay languages Severely endangered languages {{Indonesia-stub