PROBLEM TO BE SOLVED: To determine the operation aptitude of a subject.SOLUTION: An operation aptitude determination device 200 comprises: functional disorder degree determining means for determining the degree of the functional disorder of the brain of a subject on the basis of test result information showing a result of a neuropsychological test performed on the subject and head image data obtained by tomographic imaging of the head of the subject; and driving aptitude determination means for determining the driving aptitude of the subject on the basis of a result of the determination by the functional disorder degree determining means.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2019,JPO&INPIT