4,750 (CIP-EY 2002). Tungho: more active use. Taai: a few speakers; nearly assimilated into Atayal [tay]. Ethnic population: 7,900.
Western mountains, west of the Atayal [tay] language area, Nanchuang Township, Miaoli County and Wufong Township, Hsinchu County.
Taai (North Saiset), Tungho (South Saiset). Dialect differences are mainly phonological and lexical (1978 P. Li).
Latin script [Latn].