In the beginning, OKUMA and ITO evaluated that 100 counterfeit ryo had around 20 ryo worth actually, so added a little more to this to exchange it for 25 ryo.
大隈や伊藤は当初、贋金貨100両に対する実際の価値を20両前後と見て、それに多少上乗せをして25両で引き換えることを考えた。