2girls, animal_ears, arainekozz, ball, beachball, black_hair, blue_eyes, breasts, brown_hair, cleavage, headband, horse_ears, horse_girl, horse_tail, large_breasts, long_hair, mihono_bourbon_(umamusume), multiple_girls, navel, ocean, outdoors, rice_shower_(umamusume), sky, summer, swimsuit, tail, umamusume, wet