Before 1772, when Yaemon appeared in Najio, there were two Yaemon families, one living in Iwamoto-mura village and the other in Otaki-mura village in the Echizen go-go (the five areas in Echizen Province) (also called Okamoto go-ko (the five places in Okamoto)).
名塩に弥右衛門が現れる安永年間以前に、越前五郷（岡本五箇ともいう）の岩本村に弥右衛門家、と大滝村にも弥右衛門家があった。