Based off of AKB48 team K captain, She was first introduced in this manga when Minoru Urayama accidentally stumbled into the AKB48 dressing room and surprised her. In the future where entertainment is banned, Hikari Kimishima is one of the current members of the group AKB0048. AKB0048 is a group of illegal idols that try to bring music into people's hearts throughout the universe. They are the successors to the idol group AKB48. On Akibastar, she is known as Yuko Oshima the 9th, also known as Yuuko (ゆうこ).