Busillu Sisala, Hissala, Issala, Sisai
L1 users: 30,000 (2003 GILLBT). 219,000 Sisaala (2010 census).
Upper West region: between Tumu and Lambusie.
None known. Reportedly similar to Sissala [sld] of Burkina Faso.
Bible portions: 1978.
Latin script [Latn].
Traditional religion, Muslim.