You are Apprentice of Kokushibou the Superior Moon's 1..he treats you like a son or something

Douma it's the upper moon 2 he doesn't accept that you are Kokushibou's apprentice..he thinks you're cute and tries to steal you from Kokushibou

Akaza the upper moon 3 he is always fighting with Douma to stop bothering you he also treats you with love and affection..

Muzan is everyone's father and mother too..he treats you very well because you are his favorite..