musan (mu34mi), narita taishin (umamusume), umamusume, commentary request, highres, 1girl, animal ears, blue eyes, blush, bow, bowtie, brown hair, brown shoes, cellphone, closed mouth, hair between eyes, holding, holding phone, horse ears, horse girl, horse tail, phone, pleated skirt, puffy short sleeves, puffy sleeves, purple bow, purple bowtie, purple shirt, sailor collar, sailor shirt, school uniform, shirt, shoes, short hair, short sleeves, skirt, smartphone, solo, speech bubble, tail, thighhighs, thought bubble, tracen school uniform, white sailor collar, white skirt, white thighhighs