KNY HEADCANONS IN GENERAL
I head canon that
Sanemi, Wukaraba, hairou, inosuke, rengoku, and douma have adhd
^Thats as of rn
Lower moons headcanons
Rokuro once had a family but killed them when he got turned and no longer remembers them but only through muzan
Kamanue when human fell Ill after a while wukaraba took care of him through his sickness but they were found by muzan this way
Wuk and kamanue knew each since they were young both had abusive households and snuck out to see each other every now and again cause they cared about each other
Kamanue but make him ✨trans✨
Wukaraba got his scar from other kids and his parents
Upper moon head canons
Hashira head canons
Sanemi smokes but the others tell him it's a bad habit
I'll edit this more probably but rn can't think :D