"Shinsen Kami-kagami" lists the following four craftsmen who made shoji paper, or shoingami, and were designated as purveyors to the bakufu (Japanese feudal government headed by a shogun): Ichiemon, Goemon, Heihachi and Jubei.
『新選紙鑑(かみかがみ)』には幕府ご用の障子紙、すなわち書院紙の漉工として、市右衛門、五右衛門、平八、重兵衛の4人の名をあげている。