miki lutecia, daiwa scarlet (umamusume), umamusume, absurdres, highres, 1girl, animal ears, ass, bare shoulders, beach, bikini, blue bikini, blush, breasts, brown hair, hair between eyes, hair intakes, horse ears, horse girl, horse tail, large breasts, long hair, looking at viewer, looking back, ocean, open mouth, outdoors, red eyes, smile, solo, swimsuit, tail, tiara, twintails, very long hair, water