This cognitive function evaluation device (100) is provided with: an acquisition unit (110) which acquires, as gait data, at least one among first data that indicates a shaking amount of the body during walking of a person to be evaluated (U) in a first walking section which is a section until the prescribed number of walks is reached after the person to be evaluated (U) starts walking, and second data that indicates a shaking amount of the body during walking of the person to be evaluated (U) in a double task state in which the person to be evaluated (U) walks while performing a given assignment in a second walking section after the first walking section; a calculation unit (120) which calculates, from the gait data acquired by the acquisition unit (110), a feature amount based on the gait data; an evaluation unit (130) which evaluates a cognitive function of the person to be evaluated (U) on the basis of the feature amount calculated by the calculation unit (120); and an output unit (140) which outputs the evaluation result evaluated by the evaluation unit (130).
COGNITIVE FUNCTION EVALUATION DEVICE, COGNITIVE FUNCTION EVALUATION SYSTEM, COGNITIVE FUNCTION EVALUATION METHOD AND PROGRAM