In an elevator system, an operation of a car is controlled by an operation control section. When a specific user in the car is certified by personal authentication of a personal authentication section after a landing call registration operation is performed by a user through a landing call operation section provided on a landing, the operation control section counts registered specific floors present in a traveling direction of the car according to the landing call registration operation in the registered specific floors based on registered floor information received from the personal authentication section, and performs a destination floor registration with the registered specific floor being a destination floor of the car if the number of the counted registered specific floors is one.