1boy, 2015, animal_ears, ass, back, bara, blush, chinese_zodiac, completely_nude, cum, cum_on_ass, foot_out_of_frame, from_behind, implied_yaoi, kneeling, long_sideburns, looking_at_viewer, male_focus, mature_male, muscular, muscular_male, nipples, nude, pectorals, short_hair, sideburns, solo, tail, tail_raised, thick_thighs, thighs, tiger_boy, tiger_ears, tiger_tail