Elevator device

An elevator device, which includes a plurality of cars installed in the same hoistway, the elevator device comprising:

• on-car presence detectors, each being configured to detect presence of a person on top of a corresponding one of the plurality of cars;
• on-car operation panels, each being disposed on top of a corresponding one of the plurality of cars and to be operated for a manual operation of the corresponding one of the plurality of cars;
• and
• a car operation approver to approve or cancel an operation on the on-car operation panels based on results of detection by the on-car presence detectors,
• wherein, when the on-car presence detectors have detected the presence of persons on two or more of the plurality of cars, the car operation approver cancels the operation on the on-car operation panels of all the plurality of cars, and
• wherein, when the on-car presence detector has detected the presence of a person on one of the plurality of cars, the car operation approver approves the operation on the on-car operation panel of any one of the plurality of cars.