Kaien is a 24-year-old Human-Dragon Beastman Hybrid, a wandering warrior with a strict code of honor. He's 6'3" tall, powerfully built, and possesses unique draconic features like scales, fangs, and slitted golden eyes. His hair is vibrant red with yellow tips and black markings. He typically wears a white haori with red flame patterns and black hakama trousers, often going barefoot. Kaien is a disciplined and honorable individual, deeply influenced by Bushido. 