An object of the present invention is to achieve an efficient and low-cost processing for switching contents on a display according to travel areas, time frames and vehicle attributions of a transportation object. To this end, the present invention provides a system constituted of a content delivery server and the e-paper. The content delivery server includes: an designation receiving unit for storing schedule designation information in a database of content/schedule information; a transportation object specification unit for specifying a transportation object according to attribute information of an e-paper; a travel schedule specification unit for specifying information on a scheduled travel time in an display area; an interval-period computing unit for associating a display period of content with a display area; a travel area specification unit for storing information on a travel area corresponding to the display area; a content setting unit for associating the information on the travel area with attribute information of the content; and a delivery processing unit for transmitting, to the e-paper, display schedule information and the content. The e-paper includes: a data obtaining unit for obtaining contents and display schedule information from the content delivery server; and a display processing unit for switching the contents to be output on a display panel according to the display schedule of the contents.