1girl, animal_ears, armband, bad_pixiv_id, blue_eyes, blue_jacket, bow, bowtie, breasts, brown_hair, brown_pantyhose, dress, grass_wonder_(umamusume), hand_in_own_hair, hand_up, horse_ears, horse_girl, horse_tail, jacket, long_hair, looking_at_viewer, open_mouth, pantyhose, sailor_collar, seiza, sitting, small_breasts, solo, tail, thighs, uki_kumo, umamusume, white_background, white_dress