Game device, game control method, recording medium and game management device

A game control method where a computer controls a game using an owned character that is owned by a game player in a virtual space, comprising:

• a character storage step of the computer storing the owned character in a storage device;
• and
• a character exchange step of the computer exchanging the owned character with another character,
• wherein the character exchange step comprises:
• an exchangeable character presentation step of the computer determining, based on the owned character, an exchangeable character that can be exchanged with the owned character, and presenting the exchangeable character on a screen,
• an exchange condition presentation step of the computer setting a character exchange condition for exchanging the exchangeable character presented in the exchangeable character presentation step with the owned character, and presenting the character exchange condition on a screen,
• an exchange-target character selection step of the computer causing the game player to select, among the owned characters, an owned character to be exchanged with the exchangeable character, and
• an exchange execution step of the computer approving the exchange of the owned character and the exchangeable character when the owned character that satisfies the character exchange condition presented in the exchange condition presentation step is selected in the exchange-target character selection step, and updating a memory content of the storage device to a content after the approval of the exchange.

A game management device which receives an access from a terminal device of each player via a network and provides to each player, via the network, a game service using an owned character that is owned by a game player in a virtual space, comprising:

• a character storage unit for storing an owned character in a storage device;
• and
• a character exchange unit for exchanging the owned character with another character,
• wherein the character exchange unit comprises:
• an exchangeable character presentation unit for determining, based on the owned character, an exchangeable character that can be exchanged with the owned character, transmitting information for displaying the exchangeable character to the terminal device, and presenting the exchangeable character on a screen of the terminal device;
• an exchange condition presentation unit for setting a character exchange condition for exchanging the exchangeable character presented by the exchangeable character presentation unit with the owned character, transmitting information for displaying the character exchange condition to the terminal device and presenting the character exchange condition on the screen of the terminal device;
• a selection operation information reception unit for receiving a selection operation information from the terminal device when an owned character to be exchanged with the exchangeable character is selected among the owned characters using the terminal device;
• and
• an exchange execution unit for executing the exchange of the owned character with the exchangeable character when the owned character that satisfies the character exchange condition presented by the exchange condition presentation unit is selected using the terminal device, and updating a memory content of the character storage unit to a content after the execute of the exchange.