Rule 34 Dev - 1girl absurdres animal_ears blue_eyes blush brown_hair buttons grass_wonder_(umamusume) high_heels highres horse_ears horse_girl horse_tail looking_to_the_side own_hands_clasped own_hands_together parted_bangs ribbon ruukii_drift shirt skirt smile tail tongue tongue_out umamusume white_background white_shirt|23770323369