ringosu33333, mejiro ardan (umamusume), umamusume, 1girl, animal ears, blue hair, blue one-piece swimsuit, braid, breasts, cleavage, covered navel, crown braid, curvy, ear ornament, hair ribbon, horse ears, horse girl, horse tail, huge breasts, long hair, one-piece swimsuit, open mouth, plump, purple eyes, red ribbon, ribbon, skindentation, smile, solo, standing, swimsuit, tail, thick thighs, thighs, tight clothes, white background