Patent ID: 8858340

Claim:
A server apparatus connected to a player terminal so as to be able to communicate information with the player terminal, the server apparatus comprising: a storage unit that stores game content information in which rarities are set to be respectively associated with a plurality of game contents provided with serial numbers, the game content information being configured such that rarities associated with game contents with special numbers are higher than or equal to rarities associated with game contents with numbers other than the special numbers; a providing unit that provides at least one game content in response to a request from the player terminal, and calculates a subtraction value by subtracting a cumulative numerical value of a number of already-provided game contents from a numerical value of a maximum special number, the at least one game content being selected in numerical order from among the plurality of game contents, based on the game content information; a provision notice information generating unit that generates, based on the subtraction value, provision notice information that notifies in advance of a number of game contents left before provision of a game content with the maximum special number; and an image data generating unit that generates image data for displaying a game screen on the player terminal before providing the game content, the game screen containing the provision notice information.