yuzuki v, tanino gimlet (umamusume), umamusume, highres, 1girl, animal ears, ass, bare shoulders, bikini, black bikini, black choker, breasts, choker, closed mouth, crescent moon, from behind, horizon, horse ears, horse girl, horse tail, looking at viewer, looking back, moon, multicolored hair, night, night sky, ocean, outdoors, purple hair, sky, small breasts, smile, solo, star (sky), starry sky, swimsuit, tail, transparent, two-tone hair, water, white hair