1girl, animal_ears, antenna_hair, ass, back, banhuaaidie, blue_eyes, blue_sky, blush, breasts, closed_mouth, cloud, cloudy_sky, competition_swimsuit, cowboy_shot, dated, day, expressionless, from_behind, grey_hairband, hair_between_eyes, hairband, headpiece, horse_ears, horse_girl, horse_tail, long_hair, medium_breasts, mihono_bourbon_(umamusume), one-piece_swimsuit, outdoors, pink_hair, signature, sky, solo, standing, sunlight, swimsuit, tail, tail_through_clothes, umamusume, white_one-piece_swimsuit