1girl, d, alternate_costume, animal_ears, ass, brown_hair, china_dress, chinese_clothes, copano_rickey_(umamusume), dress, ear_covers, fang, from_behind, hair_between_eyes, hair_bun, horse_ears, horse_girl, horse_tail, long_hair, looking_at_viewer, multicolored_hair, purple_eyes, smile, solo, tail, two-tone_hair, umamusume, uu-tan_(hushigi10), white_hair