Kujo family version of the Engishiki paper back document - Kujo family version of the Engishiki paper back document

... The Nara period official documents such as the family register, account book, and tax book in the Shosoin documents were passed down because they were rejected by the Imperial Court and given to the copying office of the Todaiji Temple Construction Office, where they were used as documents for the copying office. They are typical of documents on the back of paper. The Sanjo family's Kitayamasho documents on the back of paper, which contain many documents related to the Kebiishi, and the Kujo family's Engishiki documents on the back of paper, which contain Sanuki Province family registers and documents related to Myoho, are famous as documents on the back of paper from the mid-Heian period. Diaries of aristocrats and monks, such as the Chuu-ki and Heihan-ki, as well as the Minkei-ki (Tsunemitsu-kyo-ki), Kanchu-ki (Kanetaka-kyo-ki), and Sanemune-kyo-ki from the Kamakura period, the Gion Jikkou Kensen-ki and Moromori-ki from the Northern and Southern Courts period, and the Mansai Jungo Nikki, Sanetaka-ko-ki, and Goto-kyo-ki from the Muromachi period, all have abundant documents on the back of paper. In the case of aristocratic diaries from the Heian and Kamakura periods, the writers often served in positions such as kurōdo (a priest in charge of the Imperial Court) or stewards of the regent family, and used documents obtained in the course of their duties as writing paper.

*Some of the terminology used in reference to the "Kujo family version of the Engishiki paper-back documents" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…　《正倉院文書》中の戸籍，計帳，正税帳等の奈良時代の公文書は，朝廷でほごとされたものが造東大寺司の写経所に下付され，写経所の文書として利用されたために伝来したもので，代表的な紙背文書である。検非違使関係の文書を多数伝える〈三条家本北山抄紙背文書〉や讃岐国戸籍や明法関係文書のみられる〈九条家本延喜式紙背文書〉は，平安中期の紙背文書として著名であり，《中右記》《兵範記》をはじめ鎌倉時代の《民経記》(経光卿記)，《勘仲記》(兼仲卿記)，《実躬卿記》，南北朝時代の《祇園執行顕詮記》《師守記》，室町時代の《満済准后日記》《実隆公記》《言継卿記》など，貴族･僧侶の日記は，みな豊富な紙背文書を持っている。このうち平安･鎌倉期の貴族の日記の場合，日記の筆者が蔵人や摂関家の家司などの地位にあったときに，その職務に即して入手した文書を料紙に利用したものが多い。…

※「九条家本延喜式紙背文書」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報