2boys, animal_ears, bad_twitter_id, bara, bare_pectorals, black_hair, blush, brown_hair, collared_shirt, dark-skinned_male, dark_skin, dog_boy, dog_ears, green_eyes, large_pectorals, male_focus, mugi_(rio_mukiniki), multiple_boys, muscular, muscular_male, nipples, original, partially_unbuttoned, pectorals, rio_mukiniki, shirt, short_hair, smile, suspenders, twitter_username, waving, white_shirt