In 1712, he was conferred a peerage, and after that, he was quickly promoted as th head of the Seiga family (the second highest family status for court nobles) and took the posts of Jiju (Imperial Household Agency staff), Sakonoe no Shosho, and Sakonoe no Chujo, and then he was promoted to Jusanmi (Junior Court Rank) in 1724 and was ranked with Kugyo.
正徳(日本)2年（1712年）叙爵し、以降清華家当主として早いスピードで累進し、侍従・左近衛少将・左近衛中将を経て、享保9年（1724年）に従三位に達して公卿に列した。