Yumemi Yumemite is a supporting character in Kakegurui. She is a part-time idol as well as the Student Council's Head of Public Relations.
Yumemi is a girl with an average height. She has very light skin and long light brown hair, which part of them is styled into two ponytails that are tied with white hairbands. Her eyes are blue with white pupils which are in the shape of star. She wears the Hyakkaou Private Academy issued uniform; a red blazer with black trim lining the cuffs and collar with purple flower in the middle, a white button up dress shirt, a dark pleated skirt, a tie and white colored stockings. As well as the academy's issued footwear, brown colored loafers with black soles. She also sports light pink lipstick and has pink painted fingernails.
Yumemi has a two-faced personality. On the outside, she's a sweet, lovely girl who loves her fans above all. However, in reality, she's an arrogant, calculated and sadistic person, who will do everything to be on top. She's also disgusted by her fans, often calling them 'pigs' but at the same time, she doesn't want to turn in meetings with them, due to her dream of becoming a famous actress in Hollywood.