Abstract: To place an efficient advertisement to a particular target. A spot planning evaluation system according to one aspect of the present disclosure includes: an acquisition unit configured to acquire information for identifying effective areas configured with advertisement slots with particular-target content rates equal to or larger than a given threshold; and a control unit configured to perform, in order that a sum total of total audience ratings (acquired gross rating point (GRP) rates) expected to be acquired by the advertisement slots of the effective areas with respect to all advertisement slots during a given period becomes a given value, adjustment of acquired GRP rates of all the advertisement slots during the given period.