Yui is one of the three members of the "Colors." She's the quietest of the trio—the shy type who tears up without much provocation. Sacchan and Kotoha like to give her a hard time about it, but there's real respect there. They even call her the leader of the group, which says something about how much they value her despite the teasing.
Content compiled by AnimeList.moe from publicly available sources.
