1girl, animal_ears, blush, breasts, cleavage, collar, collarbone, detached_sleeves, hair_between_eyes, hair_ornament, horse_ears, looking_at_viewer, low_twintails, medium_breasts, musan_(mu34mi), outstretched_arms, petals, simple_background, smile, solo, spread_arms, twintails, umamusume, yamanin_zephyr_(umamusume)