Yoko Minamino (南野 陽子, Minamino Yōko, nickname Nanno) is a Japanese idol, singer, and actress born on June 23, 1967 in Itami, Hyōgo Prefecture, Japan. She graduated from Horikoshi High School in the Chūō district of Nakano, Tokyo. She is well known for her role as Saki Asamiya in the second season of the live action Sukeban Deka TV series, replacing fellow idol star Yuki Saitō. She is currently employed by the K Dash Group talent agency. She has previously worked for the S1 Company, Southern Field, and Sweet Basil talent agencies.