Rule 34 Dev - abs black_hair cleavage_cutout crop_top demon_slayer green_eyes haganezuka_hotaru hakama haori heart-shaped_pupils japanese_clothes kimetsu_no_yaiba long_hair long_hair_male looking_at_viewer male male_only muscular muscular_male pecs pink_background sherlleen skin_tight solo thick_eyebrows wavy_hair|7073656624