Also known as: 炼狱杏寿郎, 煉獄杏寿郎, 炎柱
Supporting character in Kimetsu No Yaiba.
Rengoku wears a Demon Slayer Uniform with gold Buttons and a white Haori with a Flame Print over it. He has thick Forked Eyebrows, Multicolored Eyes with White Pupils and blonde Streaked Hair that fades into red.
