Moreover, Nobukatsu made a peace pact with Hideyoshi without the consent of his patron, Ieyasu, on the occation of the Battle of Komaki and Nagakute, and later, he was deprived of his fief as a result of opposing Hideyoshi's order of transfer.
小牧長久手の戦いにおいても、後援者の徳川家康に無断で豊臣秀吉と単独講和し、さらに後年は秀吉の移封命令に逆らって改易された。