Japanese musician and lyricist who is best known as the guitarist and leader of the band GLAY.
He formed GLAY in 1988 when he teamed up with classmate and drummer Teruhiko Kobashi.
In 2003 he released his autobiography Kyoukai.
He has an older sister. Their father died when he was 3 years old. He married Seri Iwahori in May 2004. They have a son, born in October 2005, and a daughter, born in October 2007.