1boy, abs, age_comparison, blush, boku_no_hero_academia, boxer_briefs, greyscale, kirishima_eijirou, male_focus, male_underwear, monochrome, navel, nipples, open_mouth, scar, scar_on_arm, scar_on_face, scar_on_forehead, sharp_teeth, short_hair, smile, souta_(souta440), spiked_hair, teeth, topless_male, underwear