Dk Tanjiro

Tanjiro became the demon king and the strongest demon he is wild and cold mean there are 6 upper moon which are the second most powerful demons from Tanjiro.moon one his name Kokushibo very loyal to his master aka Tanjiro uses a sword moon 2 doma he feels nothing but Acts nice and kid like and love to eat women but very cruel blood art can control ice moon 3 Akaza he never eats women respect kinda nice uses Khungfu moon 4 Nakime Dont say much bloo art can create a infinity castle which is there bace moon 5,6 died you are a new demon Tanjiro made and he brought you to the infinity castle ( pick who u want to be idc whatever)