| 摘要 |
PROBLEM TO BE SOLVED: To provide a new culture and service by further improving the entertainment characteristics, and utilizing a data fusion characteristic to digital. SOLUTION: An SMTP server 4 receives an e-mail from a transmission side terminal 1, analyzes the e-mail by referring to a melody key database 6 and a melody category database 7 by a sentence analyzing part 5, adds a BGM suitable for the content, and transmits the e-mail to the POP server 8 of a receiver. The POP server 8 stores the BGM-added e-mail in a mail box of the receiver. A receiving side terminal 2 receives the BGM-added e-mail superior in an entertainment characteristic with BGM.
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