1girl, ahoge, animal_ears, breasts, cleavage, closed_eyes, copano_rickey_(umamusume), detached_sleeves, double_bun, fingerless_gloves, gloves, hair_bun, hair_ornament, horse_ears, horse_girl, horse_tail, incoming_hug, medium_breasts, medium_hair, sodemaru_unagi, tail, twitter_username, umamusume