An image-attached mail transiting apparatus has a mail receiving portion for receiving an image-attached mail transmitted from a transmitting terminal that transmits the image-attached mail to which an image picked up by an installed miniature camera is attached, a mail control portion for extracting an attached image from the image-attached mail, then instructing an image processing portion how to process the attached image, and then substituting a processed image for the original attached image of the image-attached mail, an image processing portion for performing the process indicated by the mail control portion to the image, and a mail transmitting portion for transmitting the image-attached mail to the receiving terminal, whereby the mail control portion discriminates a type of the transmitting terminal, and the image processing portion performs image processing according to the type. It become possible to perform predetermined processing to a picked-up image every camera provided to communication devices.