hakugitsu, cheval grand (umamusume), umamusume, highres, 1girl, animal ears, blue eyes, blue jacket, breasts, brown hair, brown pants, closed mouth, ear covers, ears through headwear, hair between eyes, hands in pockets, hat, hat belt, horse ears, horse girl, horse tail, jacket, long hair, looking at viewer, multicolored hair, open clothes, open jacket, pants, shirt, simple background, solo, streaked hair, tail, white background, white hair, white hat, white shirt