| Moreover, there are parts that were improved (by MINAMOTO no Tsuneyori, according to a theory) after the death of Takaakira during the reign of the Emperor Goichijo, and it is considered that there were more than three lines of books with different contents and organizations. |
更に高明没後にも後一条天皇の時代に整理・加筆された（源経頼説がある）部分があり、内容・構成が違う3種類以上の系統の本があったとみられている。 |