Ryoshu has long, black hair with straight bangs. She has red eyes and wears a white collared shirt, a black tie, a dark blue blazer, and a pleated navy skirt as her school uniform. She has white knee-highs and dark green shoes. 

She is a student of PMoon High. 

Ryōshū is an ungovernable woman with a fascination in art that she uniquely defines, with little tolerance for what disinterests or offends her. Ryōshū holds a generally hostile attitude to anyone that she speaks with.