The present invention provides an information processing system including a portable information terminal having a plurality of functions and a wireless terminal which wirelessly communicates with the portable information terminal. The wireless terminal includes an acquisition unit for acquiring function information indicating a plurality of programs contained in the portable information terminal from the portable information terminal and a launch instruction unit for, in response to selection of a program of a plurality of programs indicated by the function information acquired by the acquisition unit, transmitting to the portable information terminal a launch instruction signal for instructing to launch the selected program. The portable information terminal includes a processing unit for starting execution of a program whose launch is instructed by the launch instruction signal following reception of the launch instruction signal from the wireless terminal.