It is thought that the entries that referred to Yoshitoki's protection of Shigetada and excessive praise of Shigetada in the "Azuma Kagami" were made up to defend the Hojo clan, which had destroyed the hero of the Musashi Province.
『吾妻鏡』における義時の重忠擁護、重忠の過剰な賛美記事は武蔵の英雄を滅ぼした北条氏弁護のための作為と考えられている。