A central control device is connected to a first power router including some power transmitting ends and a second power router including some power receiving ends, acquires, for each of the power receiving ends, received power information including identification information of each of the power transmitting ends and a value of supply power supplied from each of the power transmitting ends, and power supply priority information defining a priority for determining a power transmitting end for which an adjustment of the supply power to be supplied to each of the power receiving ends should be prioritized, determines a power transmitting end for which the supply power is adjusted from among the power transmitting ends based on the received power information and the priority defined in the power supply priority information, and adjusts the supply power in the determined power transmitting end.