A display device and the like which can provide an image showing the status of the past presentation more flexibly is provided. A display device includes an image generating section generating an instruction image which reflects an instruction content based on presentation data obtained by relating image data showing a displayed image to display time data showing a display time of the displayed image and based on instruction information showing the instruction content, a display section displaying the instruction image, and an updating section updating the presentation data based on the instruction, and the image generating section generates a reproduction target time specifying image including a time region which changes as time passes and a specifying region which moves on the time region according to an instruction position and shows a reproduction target time, and the display section displays the reproduction target time specifying image.