1girl, =_=, animal_ears, black_hair, black_necktie, braid, cleavage_cutout, closed_eyes, clothing_cutout, crown_braid, facing_viewer, horse_ears, horse_girl, hoxutixu, kin'iro_ryotei_(umamusume), long_hair, low_ponytail, necktie, solo, umamusume, umapyoi_densetsu, upper_body