Shinobu Kocho is a petite young woman with pale complexion, large compound-like eyes without pupils, and black wavy hair styled into a yakai-maki bun. She wears a dark purple Demon Slayer uniform with gold buttons and a white haori with a butterfly wing pattern. Despite her bright, friendly, and cheerful demeanor, Shinobu hides intense hatred towards demons due to the loss of her family and holds an inferiority complex about her physical abilities.