A network operation management system includes: an imaging unit configured to capture a video image in a predetermined sight of the area; a wireless management unit configured to obtain operational information of the wireless terminal, and to manage the obtained operational information in association with an obtained date; and a video image management unit configured to receive a video image and a captured date captured by the imaging unit, and to manage the video image in association with the captured date. The video image management unit obtains the operational information and the obtained date from the wireless management unit, manages the video image associated with a captured date which matches with the obtained date, in association with the operational information, and extracts the video image and the operational information associated with a predetermined date.