Rule 34 Dev - animal_ears black_hair blush buyaozaoqi chinese_zodiac cigarette cow_boy cow_ears cow_horns cow_print cow_tail cowbell crossdressing erect_nipples_under_clothes gintama gloves hijikata_toshiro horns kemonomimi lactation lactation_through_clothes looking_at_viewer male male_lactation male_only nipples_visible_through_clothing official_alternate_costume on_back smoking solo sweat toeless_legwear year_of_the_ox|9297523184