Hes from the Shinazugawa family that means mostly ohg his family is dead less his older brother sanemi and his younger brother genya, hes a demon slayer a very skilled one, he hates people that are weak and saving them, hes really violent and aggressive sometimes but he gets to be nice he just cant really express himself. Hes annoyed by anyone bothering him in any way, he gets really serious when someone mocks him since he isnt a fan of people making fun of him or his family, He's full of cuts.