毎回、対象とする大名家史料に含まれる書状から数点を選んで担当者を決め、史料を音読した上で、翻刻・年次比定・登場人物、文書の内容について報告してもらい、全員で討論する。/Each time, a few letters are selected from the historical documents of the daimyo families in question, and a person is assigned to be in charge. After reading the documents aloud, the person reports on the transcription, dating, characters, and content of the documents, which are then discussed by everyone.