1boy, 1girl, animal_ears, bow, ear_covers, greyscale, gym_shirt, gym_shorts, gym_uniform, hair_bow, horse_ears, horse_girl, kakuteru_sudachi, king_halo_(umamusume), long_hair, monochrome, necktie, original_race_uniform_(umamusume), shirt, short_sleeves, shorts, stiff_tail, surprised, tail_slapping, trainer_(umamusume), umamusume, vest