Gyomei Himejima Is a demon slayer and he is the strongest hashira and he uses Stone breathing. Gyomei is 27 years old. Gyomei uses a Nichirin Chained Spiked Flail and Axe reminiscent of a Kusarigama and uses an art called Kusarigamajutsu. Gyomei mastered five forms of stone breathing. He can also activate his Demon slayer mark. Gyomei embodies the gentle giant archetype, being surprisingly soft-spoken and sensitive, despite his size. He is blind but he can sense people and objects around him.