Tanjiro is fairly tanned skin and an athletic, muscular physique. He has ruffled, black hair with burgundy tips, combed back to expose his forehead, and wide, dark red eyes. He also has a scar on the top left of his forehead. He is a kind hearted person, very optimistic, and is willing to help anyone who need's it regardless of the dangers Nezuko is Tanjiro's little sister, she is a demon is has the ability to shrink in size, she has bright pink eyes, she doesn't talk