1girl aircraft airplane animal_ears bad_id bad_pixiv_id black_thighhighs blush bomber_jacket crop_top day dog_tags green_jacket hair_between_eyes highres horse_ears horse_girl horse_tail jacket long_hair long_sleeves mayano_top_gun_(umamusume) meyamu navel open_clothes open_jacket open_mouth orange_eyes orange_hair shoes short_shorts shorts smile sneakers solo tail thighhighs twitter_username umamusume white_shorts