1boy, abs, armpit_hair, armpits, bad_pixiv_id, bara, beard, biceps, black_hair, blue_eyes, exercise, facial_hair, feet_out_of_frame, grey_background, large_pectorals, looking_ahead, male_focus, manly, mature_male, muscular, muscular_male, nipples, original, pectorals, push-ups, short_hair, simple_background, solo, spiked_hair, steam, steaming_body, sweat, sweatdrop, topless_male, towel, towel_around_waist, won_(won_uom)