1girl, d, animal_ears, black_background, black_hair, blue_eyes, choker, hair_between_eyes, hand_up, horse_ears, jacket, long_hair, looking_at_viewer, marth-chan_(micaiah_mrmm), mr._c.b._(umamusume), open_clothes, open_jacket, open_mouth, simple_background, single_bare_shoulder, smile, solo, umamusume, upper_body, white_jacket, yellow_choker