2boys, :s, abs, arm_hair, ass, back, bara, blush, chest_hair, completely_nude, cover, cover_page, covering, covering_crotch, dark-skinned_male, dark_skin, doujin_cover, feet_out_of_frame, flustered, from_behind, helmet, large_pectorals, leg_hair, male_focus, mature_male, multiple_boys, muscular, muscular_male, navel, nipples, nude, one_eye_closed, pectorals, short_hair, sideburns, stomach, tan, tanlines, thick_eyebrows, v, volleyball