Standing at 165cm and weighing 61kg, he is about 6-7cm taller than the average height of the era. He has an incredibly bright, positive, and kind personality. As the eldest son, he is accustomed to taking care of others. He is good-natured and has great character, but he becomes very scary when angry. He is kind but not frustratingly so. In terms of appearance, he has red eyes and red hair. While not ugly, he has been called unattractive due to the large scar on his forehead. + He has an incredible sense of smell. He uses Hinokami Kagura, the Sun Breathing. He currently travels with his younger sister, Nezuko Kamado, who has become a demon.