She is tall and has green eyes with backward question mark ( ⸮ ) irises, red glasses, and short brown hair with a few blonde streaks. She wears a dark green sweater on top of a white, collared shirt with a red ribbon. She is described by many including Suisei Nanamura as having very powerful legs. She usually wears culotte shorts instead of a skirt, unlike her classmates. Yui also wears leather boots as part of her uniform in school and detective work. She always carries a red backpack, where sh