Softbank erroneously erased the e-mail of SoftBank's mobile phone from around 10:50 am to around 9:15 am on 18th this month on the 17th of this month, , It is a part of Wai Mobile's e-mail deployed by SOFTBANK.

Meanwhile, about 10.3 million mails containing ".co.jp" in the domain used by the company were not able to be received.

With SOFTBANK, for e-mails judged to be junk mails, the reception to the user is automatically blocked and the data is erased immediately, the effect is that the junk e-mail filter It is said that the set user, about 4.36 million people.

There is a inquiry from the user that "mail that was supposed to have been sent" has not arrived, and as a result of investigation by the company, the mail sent due to system malfunction is erroneously judged as unsolicited e-mail and processed It is understood that it was.

SoftBank says, "We take heavily on the occurrence of such a situation, we will endeavor to prevent reoccurrence, and we will do our utmost to ensure the stable operation of the service."