| 摘要 |
There is provided a game card including an IC device and an antenna that is difficult to notice even if the card is torn to discard. The game card stores authentication information readable by a reader/writer that emits electromagnetic waves, and includes an IC device for transmitting and receiving data according to a request from the reader/writer, an intermediate member having a space for housing the IC device, and an antenna provided by printing on the intermediate member with conductive ink and connected to the IC device. A front surface member and a rear surface member are joined to opposite sides of the intermediate member by bonding or the like to form the game card.
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