To provide a necessary service by inputting a necessary item from a selected sheet by easily performing an input operation by using the sheet.

This sheet inputting device is provided with a designation code reading part for reading a designation code, an operation information inputting part for performing an input operation related to execution of an application program by a user, and a detecting part for receiving location coordinate information from a pen equipped with a means for transmitting the location coordinate information to be generated by operating a sheet top. The processing part of information communication terminal equipment executes the related application program on the basis of a designation code read by the designation code reading part and operation information inputted from the operation information inputting part, and executes processing for validating information to be acquired by a detecting part with a pen operating on the sheet top by the execution of the application program. Then, a service requested from the sheet is provided by the execution of the application program.