shiroiro obake, katsuragi ace (umamusume), umamusume, commentary request, highres, 1girl, animal ears, black hair, blue eyes, blush, bow, cowboy shot, hair between eyes, hair down, hair ornament, hand on own hip, horse ears, horse girl, horse tail, long hair, pleated skirt, puffy short sleeves, puffy sleeves, purple bow, purple shirt, sailor collar, school uniform, shirt, short sleeves, simple background, skirt, solo, squiggle, summer uniform, tail, tassel, tassel hair ornament, tracen school uniform, white background, white skirt