PROBLEM TO BE SOLVED: To provide a device capable of evaluating cooperation exercise of a specific region of a body.SOLUTION: A cooperation exercise evaluation device 1 includes an exemplary data storage part 11 for storing exemplary data for reproducing a repetitive motion of any region of a body as a video, a display part 7 for projecting the repetitive motion based on the exemplary data as a video, a sensor 9 for detecting an exercise that a subject performs, emulating the repetitive motion projected in the display part 7, a reference data storage part 14 for storing reference data used for evaluating the exercise that the subject performs, and an evaluation part 15 for comparing evaluation object data on the exercise that is performed by the subject and detected by the sensor 9 with the reference data, and evaluating the exercise performed by the subject.SELECTED DRAWING: Figure 2