Both the year of completion and the author are unknown, but it was revealed that various war records concerning Eikyo War and Yuki War were based on the military record, "Kamakura Mochiujiki."
成立年代・作者ともに不明だが、永享の乱・結城合戦の諸軍記は全て『鎌倉持氏記』が源流にあることが明らかにされている。