To provide a system for performing business management appropriately by grasping the overall status even if the number of businesses are large when executing businesses composed of phases of multiple stages.

One business is displayed as a business button on a display screen. A current phase of each one of businesses is described and stored in a business storage unit for storing total business states. The business buttons are classified for each of the current phases and displayed on a display unit. Thus a user can recognize at a glance in which phase each business resides. A process screen for its phase is displayed by depressing the business button. The phase for the business in the storage unit is moved when an instruction for completing a process is input from the process screen. The position for the business button displayed on the display unit is automatically moved. By configuring the system as a server/client type system, a plurality of users can use simultaneously the system.