1girl, ahoge, alternate costume, animal ears, black hair, blue eyes, blurry, blurry background, blush, breasts, cleavage, confetti, cosplay, daring tact (umamusume), detached sleeves, hair ornament, horse ears, horse girl, liukensama, looking at viewer, medium breasts, medium hair, open mouth, solo, umamusume, yamanin zephyr (umamusume), yamanin zephyr (umamusume) (cosplay)