1girl, animal_ears, arms_behind_back, bow, brown_hair, brown_jacket, cosplay, earrings, horse_ears, horse_girl, horse_tail, idolmaster, idolmaster_cinderella_girls, jacket, jewelry, kusanagi_kaoru, long_hair, looking_at_viewer, multicolored_hair, open_mouth, pleated_skirt, purple_eyes, red_bow, school, school_uniform, shimamura_uzuki, shimamura_uzuki_(cosplay), single_earring, skirt, smile, solo, star_(symbol), streaked_hair, symboli_rudolf_(umamusume), tail, umamusume, very_long_hair