1girl, alternate_costume, animal_ears, barefoot, beach, beret, black_hair, braid, breasts, cleavage, collarbone, feet, hair_ornament, hat, hokko_tarumae_(umamusume), horse_ears, horse_girl, horse_tail, legs, long_braid, looking_at_viewer, lying, medium_breasts, nail_polish, navel, on_side, open_mouth, purple_eyes, sand, solo, sweat, tail, thurumu, toenail_polish, toenails, toes, twin_braids, umamusume, wet