US Patent 7620686: Control method for network system

1. A control method of an information processing device in a network system to which a plurality of information processing devices are connected, said plurality of information processing devices placing a plurality of characters that respectively correspond to said plurality of information processing devices to a first virtual space shared by said plurality of information processing devices, said plurality of characters being freely movable in accordance with operated inputs of said plurality of information processing devices, said control method being executed by a control means of said information processing device and comprising:
a step of designating a distance from one character placed in said first virtual space to specify at least one character placed within said distance;