Sakurabashi Yuria

Yuria works as an idol with her older twin sister Miria. Years of training by Miria has made her into a proper sweet and demure girl who dreams of being a bride someday. She represents the ideal girl Shinsuke is looking for making her the ideal candidate for joining the bunny club. If only Shinsuke can get her sister's approval first.

Spoiler

Is sexually teased and feminized by his older sister who forces him to hide the fact that he's a boy. Going so far as to force him to properly call his penis a "clitoris" and rewarding him with sex when he obeys.