Risa Niigaki (新垣 里沙, Niigaki Risa?, born October 20, 1988 in Kanagawa, Japan) is a fifth generation member of the Japanese pop group Morning Musume as well as the sub-leader. She joined Morning Musume in 2001 along with Ai Takahashi, Asami Konno and Makoto Ogawa. She grew up in Yokohama after moving there at age six. br br Niigaki was the runner-up for the 'Kiss Girl Audition' in becoming Tomy image girl before joining Morning Musume. She also appeared with the winner Hasegawa Ai in Tomy Karaoke Machine commercial. br br In 2001, Niigaki joined Morning Musume as the fifth generation along with Ai Takahashi, Asami Konno, and Makoto Ogawa. Morning Musume producer Tsunku said he chose Niigaki because she "shined during the final studio recording" for the audition song that all the finalists had to sing.[1] She debuted on the group's 13th single, "Mr. Moonlight ~Ai no Big Band~" and first appeared in their 4th album, 4th Ikimasshoi!. In the summer of that year, she also debuted in a shuffle unit, as part of Happy 7, coincidentally with two other members of her generation (Ai Takahashi and Makoto Ogawa).