There is already an example in "Nihon Genho Zen-aku Ryoik"i (set of three books of Buddhist stories, written in the late eighth and early 9th century); in this book FUMI no Imiki in the Ito County, Kii Province is called Saburo KAMITA.
すでに『日本現報善悪霊異記』に、紀伊国伊刀郡人文忌寸（ふみのいみき）を、上田三郎と称した例がある。