1girl, ?, animal_ears, blush, breasts, brown_hair, cleavage, copano_rickey_(umamusume), detached_sleeves, fang, hair_between_eyes, horse_ears, horse_girl, looking_at_viewer, medium_breasts, meika_(gtwgtpkai), open_mouth, purple_eyes, simple_background, solo, sweat, umamusume, white_background