5girls, ahoge, animal ears, arm up, black pants, blue hair, boots, brown footwear, clenched hand, full body, green sleeves, grin, heterochromia, horse ears, horse girl, horse tail, jacket, long hair, multiple girls, nail polish, original race uniform umamusume, outstretched arms, pants, pink sleeves, race bib, sharp teeth, smile, stuffed animal, stuffed toy, tail, teeth, tight pants, twintails, two-tone sleeves, white jacket