Yoshimasa became a Kanrei again after the Koryaku Coup in which the anti-Hosokawa faction was gathered together and the third Shogun Yoshimitsu ASHIKAGA was asked to dismiss Yoriyuki.
反細川派の勢力を結集し、3代将軍足利義満に頼之の罷免を求める康暦の政変で再び管領となる。