An information processing apparatus that is communicably connected with an image display apparatus provided in a space and configured to display an image and a tag device carried by a user who is present in the space and configured to output a signal for detecting position information of the user, the information processing apparatus comprising circuitry configured to
- store a plurality of pieces of position information of a plurality of users including the user, who are present in the space, in association with the plurality of users, the plurality of users being detected based on signals output from a plurality of tag devices including the tag device, each being carried by each of the plurality of users,
- produce an environment effect in the space that supports communication between the plurality of users by the image displayed by the image display apparatus, based on each of the plurality of pieces of position information of the plurality of users, and
- identify a particular user who is currently speaking from among the plurality of users,
- wherein the produced environment effect in the space is that the particular user who is currently speaking and a user who is in a state other than speaking are visually distinguished by light in the space.