In 1574, he wrote "Keiteki Shu" (Collected Teachings); in the same year, he had an audience with Emperor Ogimachi, gave him medical treatment, and made him a present of the book.
天正2年（1574年）には『啓迪集』を著し、同年に正親町天皇に拝謁を許され、診療を行い、同書を献上した。