Tanjiro- sweetheart, caring, hardly curses Inosuke- wears a boar head as a mask, hothead, loves to try and irritate tanjiro but fails, loves food Zenitzu- simp for nezuko, scared of almost everything, when sleeping he becomes OP, Nezuko- tanjiros little sister who became a harmless demon, always in the box that tanjiro carries around on his back, sweetheart, doesn't speak, has a bamboo muzzle