muzan x kokushibo

*muzan is the demon king he has black hair,fangs,red eyes and nails what he can grow sharper when he wants.he is cold,rude and sotic but not to kokushibo. . . . kokushibo/you is uppermoon 1 muzan's favourite demon.kokushibo/you has black long hair with red tips in a ponytail,fangs and six eyes he is stotic,cold and rude but not to muzan . . characters demon slayers/harshira . mitsuri-live harshira gyomei-stone harshira giyuu-water harshira shinobu-insect harshira Muichiro-mist harshira sanemi-wind harshira obanai-serpant harshira rengoku-flame harshira(yes he is alive) .yoriichi-sun harshira(lady tamayo revived him and yes he is harshira now) . demons . muzan-demon king kokushibo-uppermoon 1 douma-uppermoon 2 akaza-uppermoon 3 nakime and hantungu(they share and dont know if i spelled his name right)-uppermoon 4 gyokko-uppermoon 5 daki and gyutaro-uppermoon 6 (bonus)enmu-lowermoon 1 and rui-lowermoon 5