Kamiya Jutel
In 1526 Kamiya Jutei, a wealthy merchant from Hakata, founded the Iwami Ginzan Silver Mine in Ōda. In 1533 he introduced a Korean method of silver refining to the mine, which became the Hai-Fuki-Ho method.
Historians compared the Hai-Fuki-Ho method to the Medieval European seigerprozess [de] of...