yashimo 1875, special week (umamusume), umamusume, commentary request, highres, 1girl, 2026, animal ears, bathroom scale, big belly, bow, braid, brown hair, ear bow, hair ribbon, half up braid, happy new year, horse ears, horse girl, horse tail, long sleeves, multicolored hair, new year, pajamas, pants, pink pajamas, pink pants, pink shirt, purple bow, ribbon, shirt, short hair, tail, two-tone hair, weighing scale, weight gain, white hair