To efficiently execute intermediary business by officially announcing participant recruiting work and the applying state at any time.

This intermediary server 100 is connected to a network to provide information according to access from a member client 300 made through this network, and is provided with a job offer information database 150 for storing job offer information classified with every work, an application accepting part 130 for accepting an application for the work in this job offer information made by a member client 300 terminal, and a job offer information/applying state editing part 120 for presenting information on a pre-applicant to a new applicant with every work in this job offer information together with this job offer information when accepting a new application.