1girl, alternate_animal_ears, alternate_costume, black_leotard, blush, breasts, brown_eyes, cleavage, hair_ornament, horse_girl, horse_tail, leotard, medium_breasts, medium_hair, nice_nature_(umamusume), playboy_bunny, portrait, red_hair, simple_background, solo, strapless, strapless_leotard, tail, umamusume, uu-tan_(hushigi10), white_background