line of regents and advisers
Historical term referring to the family lines that produced regents (sesshō) and advisers (kanpaku) in the Heian period and beyond, especially the Fujiwara clan.
The line of regents and advisers held great power during the Heian period.
Compound of 摂 (regent), 関 (adviser), and 家 (family/house). The term emerged in the Heian period to describe the powerful Fujiwara family branches that monopolized the positions of sesshō and kanpaku.