Career
Hello! Project producer Tsunku announced his plans to start a Taiwanese audition in 2007 to find new talent to help the company"s expansion into Asia. The winners would become a part of a new Hello! Project group. There were six winners, including Ku, and the group are set to debut in 2009 with their mini-album and at a Hello! Project concert.
She is a Sagittarius.
She is the daughter of track athlete (decathlon) Ku Chinese-Shui, and says she believes she gets her hyperactivity and energy from her father.