rio (lio yuzu), mejiro ardan (umamusume), umamusume, highres, 1girl, alternate costume, animal ears, bare shoulders, blue hair, blue shorts, blush, braid, breasts, clothes hanger, collarbone, crown braid, dolphin shorts, horse ears, horse girl, horse tail, indoors, jacket, large breasts, long hair, looking at viewer, midriff, navel, open mouth, purple eyes, red track suit, shorts, smile, solo, tail, tank top, towel, towel around neck, tracen training uniform, track jacket, track suit, white tank top