1girl, ahoge, alternate_hairstyle, animal_ears, black_hair, blurry, blurry_background, blush, breasts, cleavage, detached_sleeves, hair_ornament, horse_ears, horse_girl, kitasan_black_(umamusume), long_hair, looking_to_the_side, open_mouth, red_eyes, sasanon_(sasapoliton), solo, umamusume