In 1728, he moved to Edo and answered inquiry of the bakufu (Japanese feudal government headed by a shogun) about Yusoku kojitsu (studies in ancient court and military practices and usages), and he then served Munetake TAYASU, one of the Gosankyo (three privileged branches of the Tokugawa family).
1728年（享保13年）江戸に出て有職故実について幕府の下問に答え、その後御三卿の一人田安宗武に仕えた。