Abstract: Disclosed is a group managing system with a client device. The client device includes an input reception unit that receives an input from a user; a process information reception unit that specifies a server connected to the client device and receives the process information sent from the server connected thereto; an input screen preparation unit that stores information related to the input screen for the client device and registers the process information in the input screen information to prepare an input screen for the client device; a display unit that displays the client screen for the client device; and a processing request information sending unit that sends processing request information to the server when a processing content from the input reception unit is received to the input screen for the client device displayed on the display unit and the processing request information is prepared on the input screen for the client device.