1boy, abs, bad_pixiv_id, bara, beard, biceps, blue_eyes, facial_hair, large_pectorals, looking_to_the_side, male_focus, male_swimwear, manboobs, manly, mature_male, muscular, muscular_male, navel, nipples, original, pectorals, short_hair, simple_background, solo, swim_briefs, thick_arms, topless_male, white_background, white_hair, won_(won_uom)