To provide a display device having high flexibility and usability, and a display program thereof.

The display device 1 for displaying display content information on a display unit 35 has: reception means 31 to 33 for receiving the display content information; a display instruction information determination means 34 for determining display instruction information related to the received display content information; a display instruction information recording means for recording display instruction information related to display content information to be displayed on the display unit 35; and a display information selection means 36 for selecting display content information to be displayed next on the display unit 35 based on display instruction information related to display content information being displayed currently on the display unit 35 and display instruction information related to newly received display content information.