To provide a method of maintaining an accommodation information management page to such a state that accommodation facilities easily update the published information to the latest contents.

In the method of maintaining accommodation information management pages 50 stored in a server 30, published menus requiring maintenance, priority processing levels of the published menus, and detailed pages representing detailed contents of the published menus, which are linked with the published menus, are inputted to the server 30 from a terminal 20 of a travel corporation, and the published menus are inserted to the top page of the accommodation information management pages 50 in an order according with priority processing levels, while the top page of the accommodation information management pages and a detailed page linked with a published menu selected by a terminal of accommodations out of published menus inserted to the top page, are outputted to the terminal 10 of accommodation facilities.