1girl, o, animal_ears, black_hair, black_nails, breasts, cellphone, chinese_knot, cleavage, collarbone, ear_ornament, ear_ribbon, hmax, horse_ears, horse_girl, horse_tail, jacket, kitasan_black_(umamusume), multicolored_hair, open_clothes, open_jacket, phone, pleated_skirt, red_eyes, skirt, smartphone, streaked_hair, tail, thighhighs, two-tone_hair, two_side_up, umamusume, white_hair, zettai_ryouiki