In the time of FUJIWARA no Tadazane after the internal conflict over the position of Sekkan in the Insei (cloister government) period, there was a thought raised to value Mido-ryu practices as a symbol of unified of all Mido-ryu family including the Sekke; and the idea of thinking of Mido-ryu as a practice for people who belong to Mido-ryu was well-established.
やがて、院政期における摂関の地位を巡る内紛を経た藤原忠実の時代には、御堂流故実を摂家をはじめとする御堂流一門統合の象徴として尊重していく考え方が高まり、御堂流に属する人物のみが用いる故実とする認識が定着することになった。