| 摘要 |
<p>Provided are: a communication system that, when users have made contact with each other by means of information communication such as telephone or e-mail (namely, when information communication has been executed), enables registration of attribute information of the other user in the information communication device of the information communication in a convenient and simple manner with almost no effort; a communication method; and a communication program. The communication system has: a user database wherein first user ID information and first user attribute information are associated; a determination unit that determines whether or not a call has been executed between the information communication device of a first user and the information communication device of a second user; and a transmission unit that transmits the first user attribute information to the information communication device of the second user. The transmission unit transmits the first user attribute information to the information communication device of the second user after the determination unit has determined that a call has been executed between the information communication device of the first user and the information communication device of the second user.</p> |
