This goes on 11 more. Webmoon breathing is one of the most powerful and unique breathing styles in demon slayer, developed by the formidable kokushibo, originally known as michikatsu. Dark moon, evening palace. In the first form of moon breathing, kokushibo uses his sword to unleash a series of quick slashes horizontally in. Webby using his moon breathing technique, kokushibo is able to use sixteen different forms of attacks that are extremely deadly when launched towards an. Webkokushibo is the only demon who is capable of using breathing abilities, and his blood demon arts provide extra skills and powers, which is why he still maintains the. Kokushibo uses a direct frontal attack that creates a single gigantic slash. Webdeveloped by upper rank one kokushibo, moon breathing is a fearsome fusion of breathing style and blood demon art.