Yuuko Ooshima

Based off of AKB48 team K captain, She was first introduced in this manga when Minoru Urayama (main character) accidentally stumbled into the AKB48 dressing room and surprised her. When interviewed about the manga, Yuuko said that "when she read the manga, she felt like she was in that dressing room as illustrated by the author". (Source: Wikipedia) 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 (大島優子 （おおしま ゆうこ）), also known as Yuuko (ゆうこ). (Source: akb0048 Wikia)