In 1858 he joined Teishin hachiju-hachi kyo ressan jiken (Demo of eighty-eight retainers of Imperial Court) with his adopted son Nobuyoshi SAWA and opposed the imperial sanction of The Treaty of Amity and Commerce between the United States and Japan.
安政5年、養子の澤宣嘉とともに廷臣八十八卿列参事件に加わり、日米修好通商条約勅許に反対。