believe (umamusume), umamusume, commentary request, highres, 1girl, ahoge, animal ears, black hair, blue buruma, buruma, character name, clenched hand, cowboy shot, ear covers, gym shirt, hair over one eye, horse ears, horse girl, horse tail, hoshikokamiji, looking at viewer, multicolored hair, original race uniform (umamusume), race bib, shirt, short hair, short sleeves, simple background, single ear cover, solo, streaked hair, tail, white background, white hair, white shirt, white streaks