lio (maguri), mejiro ardan (umamusume), umamusume, umamusume: cinderella gray, commentary request, highres, 1girl, animal ears, blue hair, blue one-piece swimsuit, blush, braid, breasts, competition school swimsuit, crown braid, ear ornament, exercising, horse ears, horse girl, horse tail, large breasts, long hair, looking at viewer, one-piece swimsuit, pool, poolside, purple eyes, school swimsuit, solo, swimsuit, tail, tracen swimsuit