A service processing device and service linking processing method which can execute appropriate tabulation for each of service linked processings which combine a plurality of services. It is judged whether or not individual instruction information, which is transmitted from a linking processing server, has been received, and operation stands-by until receipt. Each service processing device interprets service processing request contents described in the individual instruction information, and executes a service processing. When execution of the service processing is completed, a results log of the service processing is stored in the service processing device together with a request ID, a client ID, and billing destination information.