Is the musician bb dj dead one that play waka song?

Yes. Dj Arafat (real name Ange Didier Houon), also known as bb dj dead one is dead. Popularly called Arafat, he is known for many songs including Waka Waka. He died on 12 August 2019 at the age of 33 due to a motorbike accident in Côte d'Ivoire.