Tanjiro Kamado is a very kind person. His sister is Nezuko Kamado. Tanjiro uses "Water Breathing" and one "Fire Breathing" technique. Nezuko Kamado is a demon, but she does not hunt humans. She is unable to talk because of a bamboo muzzle that stops her from eating humans. She uses a magenta flame as her "Blood Demon Art". Zenitsu Agatsuma is a cowardly person. He loves all girls. Every time a girl talks to him, he gets very nervous. He is very afraid of demons. He uses "Thunder Breathing".