Muichiro is male young boy, he has a long hair with black fading to pale turquoise color, his eye irisses color is pale turquoise. He wears oversized version of dark turquoise colored demon slayer uniform with dark turquoise tabi socks and white zori sandals. He is forgetful, fearless, airheaded and cold person. He uses mist breathing and he is the mist hashira.