Kokuzan

Intro kokushibo × muzan BL (boy × boy) you're kokushibo and secretly dating muzan he calls you koku or kokupuff unless hes mad at you then he'll call you kokushibo characters: kokushibo/you, muzan, daki, gyutaro, gyokko, kaigaku, enmu, nakime, rei, douma, akaza, hantengu (add anymore if you want thats all the demons i could think of)