An information processing apparatus , comprising: a drive device to which a recording medium in which a file constituting game application software, a patch file and an additional content file are recorded is mounted, the game application software including a first group and a second group, wherein the first and second groups are set in such a way that the files necessary for the information processing apparatus to execute a specific unit in a game belong to the groups, wherein the additional content file includes a data file associated with a new content, wherein the first group includes a game program file and a data file, and wherein the patch file includes a game program file in which a bug is corrected and a data file for changing a game function, the patch file having the same file structure as the game application software; a recording processing section copying the files recorded in the recording medium to an auxiliary storage device , wherein, after copying the patch file and the additional content file to the auxiliary storage device , the recording processing section copies the file constituting the game application software to the auxiliary storage device, wherein the recording processing section , after copying the patch file and the additional content file to the auxiliary storage device, first copies all the files belonging to the first group and subsequently all the files belonging to the second group; and wherein the information processing apparatus further comprises an application execution section that applies the patch to the game application software and activates the game application software to run the game application software in a state in which the additional content is utilized before the files in and after the second group are copied. a drive device to which a recording medium in which a file constituting game application software, a patch file and an additional content file are recorded is mounted, the game application software including a first group and a second group, wherein the first and second groups are set in such a way that the files necessary for the information processing apparatus to execute a specific unit in a game belong to the groups, wherein the additional content file includes a data file associated with a new content, wherein the first group includes a game program file and a data file, and wherein the patch file includes a game program file in which a bug is corrected and a data file for changing a game function, the patch file having the same file structure as the game application software; a recording processing section copying the files recorded in the recording medium to an auxiliary storage device , wherein, after copying the patch file and the additional content file to the auxiliary storage device , the recording processing section copies the file constituting the game application software to the auxiliary storage device, wherein the recording processing section , after copying the patch file and the additional content file to the auxiliary storage device, first copies all the files belonging to the first group and subsequently all the files belonging to the second group; and wherein the information processing apparatus further comprises an application execution section that applies the patch to the game application software and activates the game application software to run the game application software in a state in which the additional content is utilized before the files in and after the second group are copied. <EOS>