koishi (kiwi0314), smart falcon (umamusume), umamusume, commentary, highres, 1girl, ;d, animal ears, argyle bow, blue background, blue coat, blush, border, bow, bowtie, brown eyes, brown hair, coat, cowboy shot, dated, hair between eyes, hair bow, holding, holding snowball, horse ears, horse girl, horse tail, looking at viewer, medium hair, multiple hair bows, one eye closed, open mouth, plaid clothes, plaid scarf, pleated skirt, purple serafuku, purple shirt, purple skirt, purple thighhighs, red scarf, scarf, school uniform, serafuku, shirt, skirt, smile, snowball, solo, tail, thighhighs, throwing, tracen school uniform, tracen training uniform, twintails, white border, white bow, white bowtie, winter uniform