Muichiro's blank eyes reflect his air-headed personality and always seems to wander off in thought and can never focus. Muichiro's pale turquoise eyes are large and empty-looking and his complexion is very light. He is fairly short and had a delicate figure which led Tanjiro to believe he is physically weak. Muichiro's black hair is long and straight and faded to pale turquoise as it approached his waist. Muichiro is an air-headed individual who seems to constantly wander off in thought.