Kasumi’s appearance is that of an average girl with short hair. She has bangs that fall on the center of her forehead, and her eyes are purple. At home, Kasumi wears a sleeveless shirt that sports a v-neck, turtleneck, or occasionally a collar. This is then accompanied by either a skirt or shorts. Kasumi has well-defined muscles on her, however, she still retains her feminine figure. When she is piloting mechs, she wears the typical affiliate mecha musume uniform. Throughout the course of the story, Kasumi wears a sleeveless black shirt and shorts that is accompanied by other articles of clothing that makes her look like a mercenary.