Record producer who has become renowned for his work with some of Japan's biggest pop groups, including AKB48 and Onyanko Club. He is also a respected lyricist, having penned songs for artists like Jero, Tunnels, and Kinki Kids.
He became a television writer while he was still in high school. He later attended Chuo University.
He wrote the horror novel Chakushin Ari, which was adapted into a movie called One Missed Call in 2003.
He married Mamiko Takai of Onyanko Club fame in 1988.
He wrote the Hibari Misora song "Kawa No Nagare No Yō Ni."