He also provided Yokohama Shokin Ginko (Yokohama Specie Bank) with the funds for direct export documentary bills, made the bank receive the export proceeds in the form of specie outside Japan which it earned from the funds, and introduced the proceeds into the country.
更に横浜正金銀行に直輸出荷為替資金を供給してこれによって獲得した輸出代金を日本国外で正貨形式受け取らせて日本国内に導入させた。