Rule 34 Dev - alternate_costume androgynous black_hair bulge butcherboy demon_slayer femboy fully_clothed gakuran gradient_hair grey_eyes kimetsu_no_yaiba korean_text long_hair long_hair_male looking_at_viewer looking_back male male_only muichiro_tokitou pale_skin school_uniform solo speech_bubble tight_clothing two_tone_hair uniform v|6921521680