In 1794, he was conferred a peerage; Since then, as the head of the Seiga family (the second highest family status for the court noble in Japan at that time), he was successfully promoted in the Imperial Court in a short period; In 1798, he achieved to become Jusanmi (Junior Third Rank), which gave him the title Kugyo.
寛政6年（1794年）に叙爵し、以降清華家当主として速いスピードで累進し、寛政10年（1798年）には従三位となり、公卿に列した。