Yoshinori ASHIKAGA, the sixth seii taishogun (literally, "great general who subdues the barbarians") of the Muromachi bakufu (Japanese feudal government headed by a shogun), edged into the human affairs of the both monzeki in order to establish the bakufu's power in Yamato Province, and assigned the Tsutsui clan as Shugodai (deputy of Shugo, provincial constable) of the province.
室町幕府第6代征夷大将軍足利義教は、大和国内に幕府の支配権を確立するために両門跡の人事に介入し、更に筒井氏を大和国守護代に任じた。