Okitegata - Okitegata

… The actual method of foreign exchange transactions is described separately, but in Edo and Osaka, this type of foreign exchange transaction was extremely popular. To save the trouble of creating bills of exchange each time, money changers would submit blank bills (transaction guarantees) to their customers, and merchants would deposit currency with the money changers to open current accounts and use them to make payments arising from commercial transactions. In other words, payments were made to creditors using bills of exchange issued by the money changers or bills of exchange issued by the depositors to the money changers. …

*Some of the terminology explanations that refer to "Oki-tegata" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…　為替取組みの仕法の実態は別記のとおりであるが，江戸･大坂ではこのような為替取組みが旺盛を極めた。両替商はそのつど置手形の作成の手間を省くために得意先に対し，空置手形(取引保証書)を差し入れ，商人は両替商に貨幣を預託して当座勘定を開設し，商業取引上生じた支払に利用した。つまり，両替商が交付した預手形(預金証書)や預金者の商人が両替商あてに振り出す振手形で債権者に支払う。…

※「置手形」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報