1. A display control device for displaying video content on a display screen together with additional information associated with the video content by using a fingerprint, the display control device comprising: a region specification section that specifies, in each of a plurality of frames included in the video content, a first region and a second region included in a region excluding the first region in each of the frames; a region-of-interest estimation section that specifies, in each of the plurality of frames, either one of the first region and the second region as a region of interest and the other region as a region of non-interest based on a positional relationship between the first region and the second region; and a position decision section that defines, as a position at which the additional information is to be displayed, a position included commonly in the respective regions of non-interest of the plurality of frames.