A radio communication system including a base station apparatus which includes a first communicable area; and a terminal apparatus which connects to and performs radio communication with the base station apparatus in the first communicable area, wherein the base station apparatus includes a determination unit which decides a destination of the terminal apparatus based on a changeable movement condition according to sizes of the first, a second, and a third communicable areas or power residual quantity of the terminal apparatus transmitted from the terminal apparatus, when the terminal apparatus moves from the first communicable area to the second or the third communicable area whose size is different from the first communicable area and which is overlapped with a part or all of the first communicable area; the terminal apparatus includes a reception unit which receives the information of the decided destination.