Webthis scene has much more depth once you know that genya can’t use any breathing techniques. A nichirin sword changes color to reflect the breathing style best suited to. Web10 genya can’t use the breaths like the other demon slayers. Other demon slayers can use the breaths, but genya cannot. Breathing styles are taught in the demon. Webby repeating a set of words over and over, he is able to focus his mind and perform actions with incredible power, matching that of breathing styles. Webgenya shinazugawa has a unique fighting style using demonic powers and buddhist chants, setting him apart from other demon slayers. Genya's rise in the demon. Webin the anime and manga, we have never seen genya use a breathing style, yet, he manages to become a demon slayer. Well, there are 2 major reasons for it, the. Webdemon slayer shows off genya's peculiar fighting style. Genya is among the demon slayers at the swordsmith village at the time of the upper moons' attack. Webgenya shinazugawa is a tough and determined fighter who had a troubled past and suffered abuse from his family. He developed a unique fighting style that. Webdespite his inability to use any breathing style whatsoever, genya's dedication to the teachings of gyomei grants him a unique method of centering himself.