1boy, abs, animal_ears, bara, bare_pectorals, black_male_underwear, black_pants, blush, brown_hair, dog_boy, dog_ears, green_eyes, large_pectorals, male_focus, male_underwear, mugi_(rio_mukiniki), muscular, muscular_male, navel, nipples, open_clothes, open_mouth, open_pants, open_shirt, original, pants, pectorals, rio_mukiniki, shirt, short_hair, solo, underwear, white_shirt