The present invention provides a paper treatment device which can identify whether the device is used by the worker operating the device or administrators except the worker. The paper treatment device used by a plurality of terminal devices is provided with a communication part for receiving and sending information among the plurality of terminal devices or management terminal devices, and a display part for displaying which terminal device in the plurality of terminal devices is using the paper treatment device based on the information received by the communication part. The display part executes the display for representing the status of the paper treatment device used by the managed terminal devices based on the information from the management terminal devices.