At around this time in Kyoto, there was a custom of referring to Yabunouchi family in Shimogyo as the Shimo School and the Sansenke in Kamigyo as the Kami School, and the three households were recognized as a single school.
この頃から京都では、下京にあった藪内家を下流と呼び、これに対して上京の三千家をひとまとめに上流と呼ぶ習慣があり、同流儀の三家として認識されていた。