هارمونايز

Rajab Abdul Kahali is a songwriter and dancer who goes by the stage name Harmonize.

He was born in Mtwara, Tanzania and he records for music label WCB Wasafi Record, which is under Diamond Platnumz leadership. He is well known for his hit song "kwa ngwaru", featuring Diamond Platnumz himself and He was also included in MTV Base's "Ones to Watch for 2017" in Africa.

He won three awards from WatsUp TV, AFRIMMA and AEA USA in the US.