Hasse Walli, guitar and producer. I have the Best Of this Senegalese band. The musicians in various bands, but their only recordings were made in Finland. The musical style has a connection to Cuban bands.
Hasse, after 20 years, is fluent in that language. He is musical, but lucky for him it is not a tonal language. https://en.wikipedia.org/wiki/Wolof_language
More Senegal music in Wolof
AI explains
N'Dour's music is a fusion of Senegalese, rock, and Caribbean beats, which he calls mbalax. The word "mbalax" means "rhythm" in Wolof.
The latest fad is a poverty social. Every woman must wear calico,
and every man his old clothes. In addition each is fined 25 cents if
he or she does not have a patch on his or her clothing. If these
parties become a regular thing, says an exchange, won't there be
a good chance for newspaper men to shine?