Electronic Mail Delivery System And Electronic Mail Delivery Program

An electronic mail delivery system characterized by comprising:

• a first receiving section for receiving an envelope containing destination mail addresses and causing a first storage section to store the envelope;
• a second receiving section for receiving mail data containing a mail header corresponding to the envelope and causing a second storage section to store the data;
• an acquiring section for acquiring each of the destination mail addresses contained in the envelope from the first storage section;
• a processing section for deleting, for each of the destination mail addresses acquired by the acquiring section, the destination mail addresses except the each of the destination mail addresses from the mail header of the mail data read from the second storage section, and causing a third storage section to store the mail data;
• a generating section for generating an envelope containing each of the destination mail addresses acquired by the acquiring section so as to deliver the mail data individually to the each of the destination mail addresses, and causing a fourth storage section to store the envelope;
• and
• a delivering section for reading the envelope from the fourth storage section as well as reading, from the third storage section, the mail data corresponding to the each of the destination mail addresses contained in the envelope, and delivering the mail data on the basis of the envelope.