Baksa, Formosan, “Pepohoan” , “Pepo-Hwan” , Sideia, Sideis, Sideisch, Siraia, Siraiya
No known L1 speakers.
Southwest, Tainan area, Peimen to Hengchun to Tapu.
Lamai, Makatao (Makattao, Takaraya, Tta’o), Pangsoia-Dolatok, Siraya, Taivoan (Tevorang).
Revitalization efforts since 1990s through Tainan Ping-pu Siraya Culture Association. Dictionary. Bible portions: 1661.
Still spoken in 1908 and some current semi-speakers. Sinicized.