An information processing system includes circuitry to: in response to an input of first address information for starting use of an electronic meeting service to one or more terminal apparatuses, acquire one or more pieces of second address information of personal contents to be used respectively by the one or more terminal apparatuses in the electronic meeting service; and redirect each of the one or more terminal apparatuses, to which the first address information is input, a respective destination identified by each of the one or more pieces of second address information.