As the disciplinary committee head, she despises perverted actions of the students in the school, and has zero-tolerance to them. As a tsundere, one of the signature insult is "Shameless!!". She also has a crush on Rito (which she won't admit). Yui appears a high-strung girl who behaves in strong tsundere personality, and is very strict against inappropriate manners. she is most reluctant to to admit her own feelings, due to her tsundere personality. Despite her seemingly cold and stern facade, Yui is in fact a generally kind and sweet person at heart. She also really likes cats In contrast to her prudish nature, Yui have a beautiful curvaceous figure. To Yui her generous figure has become a source of embarrassment for her. she has little to no tolerance for anything perverted, students who bring personal items to school, misbehaving, or whatever she does not consider to be "acceptable behavior". Her opinions, quick temper, and habit of speaking her mind often results in her vocally reprimanding classmates. Yui q
