In this UI content creating system, when the user controls an AV appliance 50 using a cellular phone 60, the user requests UI content creation server 10 to create the UI content for the items the user wishes to control via cellular phone 60. A UI content creation server 10, in response to the creation request, obtains information from an information server 30 and creates UI content and delivers the UI content to cellular phone 60. The user controls the AV appliance 50 by cellular phone 60 following the control procedures of the UI content. In this way, it is possible to create various kinds of UI content for presenting control of appliances, by taking in information provided from various network services.