Meanwhile, he took an active role in bringing about the downfall of Kiyouji HOSOKAWA, who was a chief of the bakufu's Administrative Office (later Kanrei, shogunal deputy), Takatsune SHIBA, and the Yoshimasa SHIBA family.
一方で幕府執事（のちの管領職）の細川清氏や斯波高経、斯波義将親子の失脚には積極的に関与する。