According to an embodiment of the present invention, there is provided an input processing system including: an information storage device; and an information processing device, in which the information storage device includes: an input information storage unit configured to store information for performing input processing and identification information so that both of the information corresponds to each other; an identification information receiving unit configured to receive the identification information from the information processing device; an information transmitting unit configured to transmit, to the information processing device, the information for performing input processing stored to correspond to the identification information received by the identification information receiving unit; an identification information storage unit configured to store the identification information; an identification information transmitting unit configured to transmit the identification information to the information storage device; and an information receiving unit configured to receive the information for performing input processing transmitted by the information transmitting unit.