As a result, foreign ambassadors could make a large profit by first exchanging a one-dollar silver coin into three ichibu-gin silver coins, further exchanging four ichibu-gin silver coins into koban at ryogaesho (money exchangers), taking koban out of Japan and selling them as bare metal.
このため外国人大使は1ドル銀貨をまず一分銀3枚に交換し、両替商に持ち込んで4枚を小判に両替して、国外に持ち出し地金として売却すれば莫大な利益が得られるというものであった。