1boy, abs, animal_ears, artist_name, bad_pixiv_id, bara, bare_pectorals, blue_eyes, blush, inverted_nipples, large_pectorals, long_sideburns, looking_ahead, male_focus, manboobs, manly, mature_male, muscular, muscular_male, nipples, original, pectoral_focus, pectorals, short_hair, sideburns, signature, simple_background, solo, spiked_hair, sweat, sweatdrop, white_background, won_(won_uom)