Koto is seen as a young woman of average height, with a slim build and rounded facial features. She has over-sized breasts and a peach skin complexion, light emerald green eyes and cinnamon brown hair that is kept short, covering her cheeks and forehead. Her demon features consist of: a pair of triangular ears (akin to those of a fox), a bushy, light brown fur tail and two pairs of three whiskers, one for each cheek. Her clothes consist of a cream shirt with a golden collar and a short blue tie.