Patent ID: 7076525

Claim:
A virtual space system having a chat function, comprising: at least two communicatively connected servers; a virtual space control device coupled to the at least two communicatively connected servers, the virtual space control device including: transmission holding means for holding latest position information of a transmitter in a virtual space and transmission region definition information for defining a transmission region as a closed region on one of the at least two communicatively connected servers that includes the transmitter, reception object holding means for holding latest position information of a reception object and reception region definition information for defining a reception region as a closed region on another of the at least two communicatively connected servers that include the reception object; and at least one chat storage file for storing only contents of a chat issued from the transmitter in the reception region or only contents of a chat issued from the transmitter when the reception object enters the transmission region, wherein a reception region use flag information is used to determine whether the reception region is used, and in a case where the reception region use flag information indicates that the reception region is not used, storage of the contents of the chat is made while relation to the reception object holding means which has entered the transmission region is established, and in a case where the reception region use flag information indicates that the reception region is used, the storage is made while relation to the reception object holding means relative to the reception region where the transmitter has entered is established.