According to an embodiment, an information management system includes a storing unit and an information transfer unit. The storing unit includes a production management database, an electronic document database, and a progress information database. The production management database stores a work schedule. The electronic document database stores a work report. The progress information database stores progress information of work. An access authority is set for each of the plurality of databases. The information transfer unit transfers, among the plurality of databases, information stored in each of the databases. The information transfer unit transfers the work schedule from the production management database to the progress information database and a work result included in the work report from the electronic document database to the progress information database. The progress information is created using the transferred work schedule and the transferred work result and stored in the progress information database.