A television conference apparatus that transmits display data to a plurality of terminals includes a first receiving device that receives terminal-specific data, a first display data creation device that creates first display data, a second receiving device that receives position information, a second display data creation device that creates second display data, a display data transmission device that transmits the second display data to the plurality of terminals, an edit authority storage device that stores edit authority information, a first determination device that determines whether each of the plurality of terminal-specific areas includes the position specified by the position information transmitted from a terminal that has the authority to edit the edit data displayed therein, and a command transmission device that transmits a first request information to a terminal corresponding to a first area and that transmits a second request information to a terminal corresponding to a second area.