1990s_(style), 1girl, ;d, animal_ears, araizumi_rui, brown_hair, chinese_clothes, copano_rickey_(umamusume), double_bun, fang, hair_bun, horse_ears, horse_girl, index_finger_raised, long_hair, looking_at_viewer, multicolored_hair, neck_ribbon, one_eye_closed, pink_eyes, retro_artstyle, ribbon, smile, solo, twitter_username, umamusume, upper_body, white_hair