Yume is a female character from "Daiakuji - The Xena Buster" with striking blue eyes and distinctive purple hair cut to neck length, typically styled in odango buns secured with hair ribbons. Despite her teenage appearance, she wears traditional Japanese-style clothing featuring long sleeves and is occasionally depicted wearing bridal gauntlets. Her origin reveals she is the product of an affair between protagonist Akuji Yamamoto’s grandfather and another woman, making her Akuji’s great aunt. Yume possesses high intelligence and serves as the chief strategist within Akuji’s organization. Her personality is tsundere, often starting interactions sharply or combatively before softening under specific conditions. Her central role involves supporting Akuji’s mission to challenge the female-dominated societal structure of Osaka. She becomes a pivotal figure in the narrative’s conclusion.