Patent ID: 8777756
Filing Date: 2014-07-15
Classification: A63F

Abstract:
1. A server device that is connected to a first player terminal used by a first player and a second player terminal used by a second player such that the server device and the terminals can all communicate with each other, wherein the server device comprises: a storage unit configured to store player information related to the ownership of items associated with each of the players; a reception unit configured to receive, from the first player terminal, an exchange request to exchange a first item owned by the first player for a second item different from the first item, and further configured to receive, from the second player terminal, after the exchange request, an acquisition request to acquire the first item from the first player; a judging unit configured to determine whether or not the second player owns the second item based on the player information when the reception unit receives the acquisition request; and an item exchange processing unit configured to set, when the judging unit determines that the second player owns the second item, the second item owned by the second player as a candidate item to be exchanged for the first item, and further configured to transmit, when the judging unit determines that the second player does not own the second item, a game image for purchase to the second player terminal, wherein the game image allows the second player to purchase the second item, prior to the exchange process.