She is a second-year at Kyoto Jujutsu High. Kasumi has long, light blue hair with that extends past her shoulders and frame her forehead. She also has dark, triangular eyebrows and asymmetric bangs. Kasumi wears a black, long-sleeved jacket over a light-colored button-down shirt and a black tie, pants, socks, shoes, and a belt that she uses to hold her sword.