yokoyu, win variation (principal on the water surface) (umamusume), win variation (umamusume), umamusume, highres, 1girl, animal ears, aqua bikini, bare shoulders, beach, bikini, blush, breasts, closed mouth, collarbone, green bikini, green eyes, hair between eyes, hair ornament, horse ears, horse girl, long hair, looking at viewer, multicolored hair, official alternate costume, pout, red hair, small breasts, solo, streaked hair, swimsuit, water