As mentioned above, gold and silver coins were minted by vendors such as kinya (gold shops) and ginya (silver shops) from the materials produced at gold mines and silver mines in daimyos' own territories, however, they were used as payments for importing weapons such as hinawaju (matchlock guns), raw silk thread, Asian ginseng, and so on, and a large amount of them flowed to foreign countries.
この様に領国内にある金山および銀山から産出される材料を元に、金屋（きんや）および銀屋（ぎんや）といった業者により金貨および銀貨が鋳造されたが、これらは火縄銃などの兵器および、生糸、高麗人参などの輸入代金の支払いに当てられ、多量に海外へ流出した。