2girls, animal_ears, armpits, bad_pixiv_id, bare_arms, bare_shoulders, bikini, bikini_skirt, black_hair, blue_eyes, blue_sky, blush, breasts, brown_hair, cloud, day, frilled_bikini, frilled_skirt, frills, grey_hairband, hair_between_eyes, hairband, horse_ears, horse_girl, horse_tail, korokoro_nekoz, large_breasts, long_hair, looking_at_viewer, microskirt, mihono_bourbon_(umamusume), multiple_girls, navel, outdoors, purple_bikini, purple_eyes, rice_shower_(umamusume), skirt, sky, smile, stomach, swimsuit, tail, thighs, umamusume, very_long_hair, wading, water, white_bikini, white_skirt