1girl, alternate_costume, animal_ears, arms_behind_back, beach, beret, bikini, black_hair, blush, braid, breasts, collarbone, hair_ornament, hat, hokko_tarumae_(umamusume), horse_ears, horse_girl, kiliha0805, looking_at_viewer, medium_breasts, navel, outdoors, purple_eyes, sky, solo, swimsuit, tongue, tongue_out, twin_braids, umamusume