The present invention provides a bank transfer relay system. The invention is to simply procedure of guests when transfer receiver information is wrong by using ATM return transfer account arranged in such as convenience stores or once more transfer trust deed of wrong transfer receiver information is sent. As a solution, an ATM (1) confirms whether the guest is right one based on personal confirmation message read from the transfer trust deed if transfer to receiver bank is not executed successfully by a host (2), and returns account to guest based on personal confirmation message read from the transfer trust deed, or sends transfer trust deed to guest again based on again inputted transfer message.