1boy, abs, bara, beard, blush, bulge, duck_underwear, embarrassed, facial_hair, feet_out_of_frame, hephaestus_(housamo), large_pectorals, male_focus, mature_male, mugi_(pixiv_187163), muscular, muscular_male, nipples, pectorals, scar, short_hair, solo, spot_color, standing, stomach, sweatdrop, thick_eyebrows, thick_thighs, thighs, tokyo_afterschool_summoners, topless_male