Tsunku

つんく♂ (Tsunku; つんく), real name Terada Mitsuo (寺田光男), is an extremely prolific Japanese record producer, songwriter, and vocalist. He is best known for having two major roles in the Japanese music landscape: first as the lead singer of the popular rock group Sharam Q, and as the producer, primary songwriter, and main studio backing vocalist for idol supergroup Morning Musume.

, in addition to Matsuura Aya and other associated artists under the Hello! Project banner, for whom he has written and produced a number of chart-topping hits. He has also produced music for other Japanese artists, including Hamasaki Ayumi when she debuted. His musical influences include The Beatles, Queen, and Onyanko Club.