Management system and management method

A management system (1) is provided with: a terminal (20A) and a terminal (20B) on which an application capable of recharging an electronic currency with a plurality of types of currencies is mounted; a server device (10) manages electronic money of a plurality of types of money, in which a terminal (20A) sets a payment destination, a type of first money to be paid, and a payment amount using an applied payment service, and a terminal (20B) transmits a payment notification in which the type of second money for payment of the payment is set. The server device (10) is provided with an input/output control unit that, when receiving a payment notification from the terminal (20B), determines the amount of the second currency corresponding to the requested amount of the first currency on the basis of the exchange rate, and subtracts the determined amount from the balance of the electronic currency of the second currency among the electronic currencies charged by the terminal (20B). 一种管理系统(1)，其具有：终端(20A)、终端(20B)，它们搭