He was the leader of Eishin hachiju-hachi kyo (the eighty-eight retainers of Imperial Court) who opposed the Emperor's authorization to the agreement (The Treaty of Amity and Commerce between the United States and Japan) concluded in 1858.
安政5年（1858年）に幕府とアメリカの間で調印された条約勅許（日米修好通商条約）に反対した廷臣八十八卿の指導者。