The colophon indicates that all of the above were completed before the Nara period, but in fact it is said that a Geku gikan (an official of the outer shrine), such as Yukitada WATARAI, wrote the books in the Kamakura period in view of ancient records handed down to Ise-jingu Shrine.
いずれも奥付には奈良時代以前の成立となっているが、実際には鎌倉時代に度会行忠ら外宮祀官が、伊勢神宮に伝わる古伝を加味しつつ執筆したものとみられている。