| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a prize competition participating system and prize competition participating method through a network, by which a user can efficiently participate. SOLUTION: The user can quickly make a prize competition participation at a low cost by utilizing a network such as the Internet and a portable telephone so as to be able to easily make a prize competition participation with respect to a prize competition participation made by using a postcard and a sealed letter so far. In addition, a prize competition participation can specially add acquisition points by introducing his/her own acquaintances or performing a game in contents so as to be able to contribute to an increase in the number of prize competition participation and in the degree of interest.</p> |
