Yasini was born in 1976 in Dar es Salaam as son of one of the old members of TACS, Abdeleheman Hassan. He started painting in 1992 and was taught by his father and also by his brother, Jaribuni.
When asked about his future, he was always smiling and said "just painting". And he had been actively painting for many years. Especially appreciated by customers are his birds paintings.
On March 3, 2018 he passed away after a stroke. He leaves behind a wife and three children. The cooperative looses also a very active player of the football team.