| http://www.w3.org/ns/prov#value | - ly displayed on the display screen of the portable terminal, it is important that the displayed contents are easy to view and the navigation is intuitive and familiar for a user of the portable terminal. [0009] Also, since the deck is a unit of transmitting or receiving data at a time at the portable terminal, if a number of cards can be gathered into one deck, the number of communications can be
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