Yui Mikoze (三ヶ月 ゆい Mikoze Yui) is one of the main characters of Futsū no Joshikōsei ga LocoDol Yattemita. series. She is a third-year student at Nagarekawa High School who works alongside them as the mascot character, Uogokoro-kun (魚心くん) and she plans to use her savings from her locodol activity to enroll in a voice acting school (Episode 5).