A seat approval system is disclosed which enables efficient recognition of officers. The role acknowledgement system (10) includes a plurality of operator terminals (11), a terminal (12), a DB server (13), and an I / I server (14), and when the executive terminal (12) receives a reception approval request from the operator terminal (11) when the vacant person is absent, the I / I server (14) receives the approval request from the operator terminal Transfer yoriyori. The I / I server (14) generates a web page for responding to the request to the request, and returns the information that means the approval of the official approval has been obtained to the role terminal (12) when the necessary information is input to the web page Then, the host terminal (12) sends the information back to the operator terminal (11) which has issued the request for the seat request.
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