1girl, animal_ears, bare_shoulders, blush, breasts, brown_hair, cleavage, detached_sleeves, from_side, horse_ears, horse_girl, large_breasts, long_hair, looking_down, low_twintails, multicolored_hair, naik, simple_background, solo, twintails, two-tone_hair, umamusume, white_background, white_hair, yamanin_zephyr_(umamusume), yellow_eyes