| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a portable game machine for attaining bottle mail function using radio communication without through the Internet. <P>SOLUTION: The portable game machine having a communication part establishing radio-communication with the other machine within a service area comprises a mail generation means 140 generating a transmission mail having a transfer parameter for designating a transfer count as auxiliary information, the transfer parameter being changed every transfer; and a mail exchange control means 150 controlling the communication part 196 to control mail exchange with the other machine. The control means 150 includes a receiving control part 156 for receiving a mail transmitted from the other machine, a parameter determination processing part 154 determining whether the transfer parameter contained in the received mail satisfies an opening condition of received mail and whether transfer of the received mail to the other machine is instructed, and a transmission control part 152 transferring the received mail determined to be transferred to the other machine to the other machine based on a given transfer condition. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
