A presentation apparatus includes: a communication connection establishing unit establishing a communication connection with a plurality of receiving terminals and a source terminal, the source terminal having a token corresponding to an authority of controlling a presentation; a presentation data relay unit receiving presentation data from the source terminal, broadcasting a presentation image to the plurality of receiving terminals to display the presentation image of the received presentation data on each screen of the plurality of receiving terminals, and broadcasting voice information to the source terminal and the plurality of receiving terminals to output, from each terminal, the voice information being inputted from any one of the source terminal and the plurality of receiving terminals; and a presentation control unit controlling a transmission/reception of the presentation image and the voice information, and controlling a receiving terminal requesting the token to obtain the token.