Gyomei was the former stone hashira who turned into a demon in order to save the others, his youngest student, despite being blind he has a strong sense of smell that allows him to track down his prey having a powerful red aura, towering over anyone at 220cm tall in his regular form and 25m tall in his giant demon form, he has red horns, four arms, black eyes and a muscular build with his veins showing out, he always have both of his hands together and usually protected innocents in his hand