Koji Tamaki (Tamaki Kōji, 玉置浩二, b. 13 September 1958) is a singer and actor from Asahikawa, Hokkaido, Japan. He is the lead singer of the band 安全地帯 (Anzenchitai). He married 薬師丸ひろ子 in January 1991 in Hawaii, but they divorced in June 1998. Read more on Last.fm