Ginya (also known as Kanaya, or Kaneya) who dealt with the silver ingot trade and Ginfukiya, silver refiners, appeared and became the predecessor of the later Ginza (silver mint) and money-exchange businesses.
銀屋（ぎんや/かなや/かねや）あるいは銀吹屋（ぎんふきや）と呼ばれた銀地金の売買および精錬などを手掛ける者が現れ、後の銀座(歴史)および両替商の前身となった。