Particularly, after the Muromachi period until Meiji period, the Nijo Family dominated the position that was in charge of "Sokui kanjo (accession to the throne)," which was to offer kanjo (cabalistic ceremony provided to the Emperor-to-be) to the new Emperor at an enthronement ceremony.
特に明治以前の即位式において新天皇に灌頂を授ける「即位灌頂」の儀を掌る役目は室町時代以後二条家が独占していた。