今天的日本法是在移植西方法的基礎上形成的，但是它又不同於西方法具有自己的特色。究其根源則在於：日本傳統的法文化在日本近現代法的形成發展過程及今天的法律生活中仍然發揮作用。因此，要瞭解今天日本法的獨特性，必須追溯日本古代法文化形成發展的歷史。

　　　　　Japan’s existing legal system was developed on the basis of the legal transplant from the western countries, however, it’s different from the western ones, and has its own characteristics. Japan’s traditional legal culture still function in the formation and development of it’s modern legal system and in the present legal life. Therefore, we should review the history of the formation and development of Japan’s ancient legal culture for the purpose of understanding the speciality of its existing legal system.