INFORMATION PROCESSING APPARATUS AND PROGRAM

There is provided an information processing apparatus. For each of pieces of data each of which belongs to any of data groups constituting a tree structure, a meta-information storage unit stores an identification data string of pieces of identification data of data groups included in a path to a data group to which the piece of data belongs, as a piece of meta-information of the piece of data. A display unit displays an image representing a tree structure composed of virtual data groups corresponding to the data groups, in accordance with pieces of meta-information of the pieces of data. An update unit updates, in a case where at least one of the pieces of identification data has been specified by a user, a piece of meta-information including the specified piece of identification data among the pieces of meta-information.