Rule 34 Dev - 1boy alternate_costume bara big_pecs demon_slayer earrings hair_down huge_pecs japanese_clothes kimetsu_no_yaiba kimono kyu_717 looking_at_viewer male male_only muscular muscular_male nail_polish off_shoulder open_kimono pecs red_eyes solo steam steaming_body sweat sweaty uzui_tengen white_hair yellow_background|9937711592