An information processing terminal comprising: an IC card function execution unit comprising an contactless interface, a memory, and a wired interface; a user input unit; and a program control unit for controlling a communication operation with the IC card function execution unit through the wired interface and a processing operation according to a user interaction through the user input unit, characterized in that the program control unit has a data transfer state for permitting a data transfer from the IC card function execution unit through the wired interface initiated by the IC card function execution unit, and that the IC card function execution unit comprises a communication path control function unit configured to control the access operation to the IC card function execution unit through the contactless interface and the wired interface and to control the operation of the communication path, which is composed of the contactless interface and the wired interface, between the card reading/writing device and the program control unit, wherein the access from the card reading/writing device and the program control unit to the IC card function execution unit is not the access to the memory in the IC card function execution unit and corresponds to the direct data transfer therebetween through the IC card function execution unit and wherein the communication path control function unit is configured to control a communication path such that when data is sent from the card reading/writing device through the contactless interface, the communication path control function unit directly transmits the data to the program control unit through the wired interface, and when data is sent from the program control unit through the wired interface, the communication path control function unit directly transmits the data to the card reading/writing device through the contactless interface. an IC card function execution unit comprising an contactless interface, a memory, and a wired interface; a user input unit; and a program control unit for controlling a communication operation with the IC card function execution unit through the wired interface and a processing operation according to a user interaction through the user input unit, characterized in that the program control unit has a data transfer state for permitting a data transfer from the IC card function execution unit through the wired interface initiated by the IC card function execution unit, and that the IC card function execution unit comprises a communication path control function unit configured to control the access operation to the IC card function execution unit through the contactless interface and the wired interface and to control the operation of the communication path, which is composed of the contactless interface and the wired interface, between the card reading/writing device and the program control unit, wherein the access from the card reading/writing device and the program control unit to the IC card function execution unit is not the access to the memory in the IC card function execution unit and corresponds to the direct data transfer therebetween through the IC card function execution unit and wherein the communication path control function unit is configured to control a communication path such that when data is sent from the card reading/writing device through the contactless interface, the communication path control function unit directly transmits the data to the program control unit through the wired interface, and when data is sent from the program control unit through the wired interface, the communication path control function unit directly transmits the data to the card reading/writing device through the contactless interface.