aki (mmtghdak), kitasan black (umamusume), umamusume, absurdres, commentary, highres, 1girl, animal ears, areola slip, ass, bikini, black bikini, black hair, blush, breasts, closed mouth, covered erect nipples, gluteal fold, horse ears, horse girl, horse tail, large breasts, micro bikini, navel, partially visible vulva, red eyes, short hair, simple background, solo, spread legs, squatting, stomach, sweat, swimsuit, tail, thick thighs, thighhighs, thighs, two side up, white background, white thighhighs