It is supposed that Hidekiyo was engaged in the study of protocols for military families, which is proved by Ninagawa family documents that contain a transcription of a record of the oral transmission from Hidekiyo as one of the documents about the protocol for military families. |
秀清も武家故実に関与していたようで、蜷川家文書 の武家故実に関するものには秀清の口伝本を書写したものがある。 |