To the east, Terei (27,000 reported 2003) and Naasioi (20,000 reported 2007) are spoken on Bougainville.
Iti daya, ti Terei (27,000 ti naireporta idi 2003) ken ti Naasioi (20,000 ti naireporta idi 2007) ket naisasaoda idiay Bougainville.