DELIVERY SYSTEM, CONTROL METHOD THEREFOR AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM

It is possible to suppress increase in power consumption of a delivery vehicle within a transportation vehicle. A delivery system includes: an autonomously-moving-type delivery vehicle configured to deliver an article; and a transportation vehicle configured to carry and transport the delivery vehicle, in which after the transportation vehicle carrying the delivery vehicle travels toward a delivery destination of the article, the delivery vehicle gets out of the transportation vehicle and delivers the article to the delivery destination. The transportation vehicle includes an unloading mechanism for letting the delivery vehicle get out of the transportation vehicle and a control unit configured to control the unloading mechanism. The delivery vehicle receives a control signal for controlling the unloading mechanism output from the control unit and gets out of the transportation vehicle based on the control signal.