3boys, abs, arms_around_neck, bara, beard, buzz_cut, eye_contact, facial_hair, goatee, greyscale, large_pectorals, looking_at_another, male_focus, mature_male, monochrome, multiple_boys, muscular, muscular_male, nipples, nude, one_eye_closed, otoko_matsuri, pectorals, short_hair, sideburns, smile, stomach, terujirou_(masateruteru), very_short_hair, yaoi