However, after Yoshimichi was assassinated in the Kakitsu Incident, Kyokaku obtained support from the Ochi and Furuichi clans of Yamato Province and entered 已心寺, becoming politically active once more.
だが、嘉吉の変で義教が暗殺されると、大和国の越智氏・古市氏らの支援を受けて已心寺に入り、活動を再開する。