sunny (20597521), cheval grand (summer calm navy drop) (umamusume), cheval grand (umamusume), umamusume, absurdres, highres, 1girl, animal ears, beach, bikini, bikini shorts, blue bikini, blue eyes, blue jacket, blue sky, blue swim trunks, blush, brown hair, cloud, collarbone, ear ornament, hair between eyes, hair ornament, holding, holding swim ring, horse ears, horse girl, horse tail, innertube, jacket, jewelry, looking at viewer, multicolored hair, navel, necklace, ocean, official alternate costume, outdoors, shorts, sky, solo, streaked hair, swim ring, swimsuit, tail, water, white hair, white streaks