An information processing apparatus is disclosed which is connected to a server along with other information processing apparatuses through a network and which is supplied with a shared virtual space. The apparatus comprises an inputting element for allowing a user to input strings of characters constituting a chat carried on via an avatar which is active in the shared virtual space as an incarnation of the user, a transmitting element for transmitting strings of characters input through the inputting element to the server as character data, a converting element for converting the character data coming from the server into audio data, and an outputting element for audibly outputting the audio data converted by the converting element.