There is provided an information processing apparatus including: an information space storage section that stores an information object in connection with an arrangement destination coordinate; an information space screen generation section that generates an information space screen; an update section that receives an instruction given by a user to change the arrangement destination coordinate of the information object or an instruction given by the user to specify a new information object, and that updates information stored in the information space storage section; a retrieval condition receiving section that receives an input of a retrieval condition on a supplemental screen superposed in the information space screen; a retrieval section that performs a retrieval through the information space storage section to find an information object which satisfies the retrieval condition; and a control section that controls the information space screen generation section.