1girl, animal_ears, aston_machan_(umamusume), barefoot, blush, breasts, brown_hair, chibi, closed_mouth, cloud, dress, green_eyes, hands_up, horse_ears, horse_girl, horse_tail, large_breasts, light_smile, looking_at_viewer, medium_hair, outdoors, reflection, reflective_water, see-through_silhouette, sleeveless, sleeveless_dress, solo, standing, steepled_fingers, tail, umamusume, warashi, water, white_dress