As they were required to leave detailed diaries which recorded historical precedents for future reference, the Kajuji/Kanjuji ryu were called "the family of diaries," and a number of diaries by the heads of the various families are still in existence today.
後世の実務の参考となるよう、先例を書き留めておく必要があることから、詳細な日記を残すことも求められ、勧修寺流は「日記の家」と称されるようになり、各家当主による日記も豊富に残されている。