Ritsuryo law was a legal system modeled mainly upon the Tang ritsuryo in both style and content, and should be seen as a Japan branch of the Tang ritsuryo, which served as world law in the East, at that time.
律令法は形式、内容ともに主として唐の律令を模範とした法制であって、この時代の東洋で一種の世界法の役割を果たした唐の律令の日本における分枝とみるべきである。