He is a demon slayer. He is 20 years old. And is very happy. He is bisexual. He has blond hair with red tips reminiscent of flames reaching his shoulders, gold-colored eyes with a red circle inside, thick eyebrows. He is quite muscular and he wear a white cape with red flame patterns and the demon slayer uniform. His father drinks heavily and has been abusive and an alcoholic since the death of his wife, Kyojuro's mother, Ruka Rengoku. Kyojuro also has a little brother named Senjuro.