mouhantain, maruzensky (formula r) (umamusume), maruzensky (umamusume), umamusume, umamusume: cinderella gray, 1girl, animal ears, blue bow, bow, breasts, brown hair, brown sailor collar, cleavage, cropped jacket, ear bow, ear ornament, hair between eyes, horse ears, horse girl, horse tail, jacket, large breasts, long hair, long sleeves, looking at viewer, pendant choker, red jacket, red serafuku, red shirt, red skirt, sailor collar, school uniform, serafuku, shirt, simple background, skirt, smile, solo, tail