1boy, 1girl, animal ears, bar censor, bed, blush, breasts, brown hair, censored, cleavage, clothed sex, collar, happy sex, heavy breathing, hetero, horse ears, horse girl, long hair, low twintails, missionary, mosaic censoring, motion lines, open mouth, peanut (shokan), pussy, sex, solo focus, spread legs, sweat, thighs, twintails, umamusume, vaginal, yamanin zephyr (umamusume), yellow eyes