In May, 1869, he became a secretary of Gaikokukan (the department of foreign affairs), and when the Ministry of Foreign Affairs was established in August of the same year, he was appointed Gaimu shosakan (a post at the Ministry of Foreign Affairs, the thirteenth rank).
明治2年（1869年）4月に外国官書記となり、同年7月の外務省創立により外務少録に任じられた。