Japanese rock band and songwriting duo, formed in 1981. The group consists of Yukio Aizawa (相沢行夫, born 1949) and Toshio Kihara (木原敏雄, born 1949). They’ve written songs for many Japanese pop and rock performers including Ann Lewis, Kyoko Koizumi, Kenji Sawada, Black Cats, and Hound Dog. They put out 6 albums before disbanding in 1988.