[Object] To reduce the amount of data used for performing correction for a display device.
[Solution] There is provided a correction device (2) including a correction-value calculation unit (6) that divides a display area of a display device into a plurality of unit areas and that calculates a correction value of luminance for each of the plurality of unit areas, a prioritized-area determination unit (8) that designates each of the plurality of unit areas as one of a prioritized area and a non-prioritized area in accordance with the calculated correction value, a recording unit (10) that records in a memory unit (M) a piece of data of the correction value for the prioritized area, and a correction unit (12) that corrects luminance for the prioritized area in accordance with the piece of data recorded in the memory unit and that uniformly corrects luminance for the non-prioritized area.