1girl, ahoge, animal_ears, badge, blonde_hair, blue_eyes, boots, bottomless, breasts, button_badge, coat, glowing, horse_ears, horse_girl, horse_tail, horseshoe, long_hair, looking_at_viewer, neo_universe_(umamusume), open_mouth, panties, sleeves_past_fingers, sleeves_past_wrists, small_breasts, solo, space, star_(sky), tail, takuan_(taku1219oekaki), umamusume, underwear, upside-down, white_coat, white_footwear