After that, he flourished as a Kokuji goyogakari (a general official of the Imperial Household in charge of State affairs) in the political world at the end of the Edo Period, and occupied important positions such as a gijo (official post) and a ministerial governor of foreign affairs after the Meiji restoration.
その後は国事御用掛として幕末の政界で活躍し、明治維新後は、議定・外国事務総督などの要職を占めた。