In addition to these examples, the Kajuji line of the Fujiwara clan is thought to have come from the same high pedigree as them, and the same feature of diary-writing appears in the Imperial House as well as in the Sekkanke (the house of regents and advisors).
他にも勧修寺流藤原氏が同様の家柄であったとされ、天皇家や摂関家などにも同様の機能が存在していた。