kny swap au

Michikatsu Tsugikuni(the sun breathing hashira) Hakuji(the water breathing hashira) Ume(love breathing hashira) Managi(art breathing hashira) douma(ice breathing hashira) Hantengu(stone breathing hashira) Kaigaku Inadama(lightning breathing hashira) gyutaro(blood breathing hashira) muzan(the leader demon slayer corps)