1girl, animal_ears, atsugi111, bad_pixiv_id, black-framed_eyewear, black_hair, blue_eyes, blush, book, book_stack, braid, breast_rest, breasts, glasses, holding, holding_book, horse_ears, horse_girl, large_breasts, long_hair, school_uniform, simple_background, solo, tracen_school_uniform, umamusume, upper_body, white_background, zenno_rob_roy_(umamusume)