Anai Yuko (穴井 夕子, born June 7, 1974) is a female Japanese popular music artist. She started her career as a member of a group called Tokyo Performance Doll. As UL-SAYS, she sung the opening song Oh my Darin for Urusei Yatsura. The song was recorded around August 1991. Between August 1995 and March 1996, Yuko was hired by St.GIGA to host the SoundLink Magazine, "King of After School" (放課後の王様, Houkago no Ousama?), for the Nintendo Satellaview once a week. In September 1996, she formed the group Orange. In June 2000, She married a professional golfer Yokota Shinichi.