| CPC A63F 13/79 (2014.09) [A63F 13/335 (2014.09)] | 8 Claims |
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7. An information processing device comprising:
a processor; and
a memory connected to the processor, wherein the memory comprises a program configured to perform a method comprising:
managing first management information and second management information as information for managing a plurality of game media having assigned thereto a plurality of common medium identifiers that are common for each medium of the same kind,
wherein the first management information indicates a first plurality of medium identifiers and a number of game media possessed by a player, and
wherein the second management information indicates a second plurality of medium identifiers and a plurality of usage periods for game media;
determining a plurality of available game media available to the player based on the first management information and the second management information;
creating a medium set that includes a plurality of selected game media based on an operation performed by the player to select from the plurality of available game media;
managing, after creating the medium set, the medium set based on a number of the plurality of available game media available to the player and without regard to whether the plurality of selected game media are possessed by the player or the plurality of selected game media have at least one usage period;
deleting a first game medium from the medium set and in response to:
determining that a usage period of the first game medium expires,
determining that the first game medium is included in the medium set,
determining that the number of game media possessed by the player has increased by a second game medium, and
determining that the second game medium is the same kind as the first game medium; and
adding the second game medium to the medium set in response to deleting the first game medium.
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