For these reasons, the character of the Kamakura Bakufu as a system of government or the time of its founding are both issues relating to the perceptions of subsequent generations, particularly within the field of modern history.
以上の理由から、鎌倉幕府の統治機構としての性格、あるいは成立時期というのもあくまで後世の、特に近代歴史学上のとらえ方の問題である。