However, in fact, Tokitsugu himself noted in the original books that he transcribed it from "Ryakumyo dodai" possessed by the Kiyohara clan or Kanehide HIROHASHI.
ただし、実際には言継自身が清原氏や広橋兼秀所蔵の『歴名土代』から書写したことを原本の識語に記している。