akagi koku, dantsu flame (umamusume), umamusume, commentary request, highres, 1girl, ahoge, animal ears, back bow, blush, bow, bowtie, breasts, collarbone, frilled skirt, frills, full body, greyscale, horse ears, horse girl, horse tail, large breasts, long sleeves, looking at viewer, monochrome, pleated skirt, sailor collar, school uniform, shirt, shoes, short hair, simple background, skirt, smile, solo, standing, standing on one leg, tail, thighhighs, tracen school uniform, waving, white background, zettai ryouiki