1girl, ahoge, animal_ears, black_hair, breasts, cleavage, cleavage_cutout, clothing_cutout, detached_sleeves, hair_ornament, heart, horse_ears, horse_girl, horse_tail, jacket, kitasan_black_(umamusume), large_breasts, looking_at_viewer, medium_breasts, na-code_(gurich), open_mouth, red_eyes, simple_background, solo, spoken_heart, tail, thighhighs, umamusume, white_background