In Nanryoza, Sakai City, the silver craftsman Sakube YUASA had been collecting refined silver coins and selling them again after engraving hallmarks, but with other craftsmen, he was asked to make samples to show Ieyasu TOKUGAWA before the shogun opened the Ginza in Fushimi town.
堺市の南鐐座の銀細工師湯浅作兵衛らは諸国の灰吹銀を集め極印を打って売買していたが、銀座(歴史)伏見・銀座町設立前に徳川家康の上覧に供するための丁銀を試鋳した。