The large-scale communication failure of au mobile phones, etc. that occurred at KDDI, a major mobile phone company, was mostly recovered by the morning of the 4th, but voice calls remained difficult to connect, and it is still full. Has not been restored.

Due to KDDI's large-scale communication failure that continued after 1:30 am on the 2nd, it became difficult to connect au and UQ mobile using the same line to povo calls and data communications nationwide.

The services of businesses using au lines are also affected, affecting a wide range of lifestyles such as logistics.

The company announced that as of 7:00 am on the 4th, data communications had generally recovered nationwide.

On the other hand, it is still difficult to connect to voice calls nationwide.

Regarding the fact that it takes time to recover, KDDI has completed the work for recovery, but since the state where access is concentrated on some devices does not disappear after that, it is because calls are restricted. It explains.

According to KDDI, this communication failure may have affected up to 39.15 million users.

Last year's NTT DoCoMo communication failure affected a total of 12.9 million people over 29 hours, but this time it has not reached full recovery even after 58 hours have passed since the outbreak, which is the largest scale ever. There is a risk of communication failure.

At au stores in Tokyo

With large-scale communication failures such as au mobile phones, it is still difficult to make voice calls, and retailers in Tokyo are busy dealing with customers.

At au mobile phone stores in Shinjuku Ward, users were lining up to check the status of restoration, etc., because the phone could not be reached before 10 am when the store opened.

When the store opened, the waiting users rushed to the store clerk and asked about the prospects for recovery.

A male user in his 50s who visited the store said, "It's very inconvenient because the phone isn't available yet and my mother is in the facility, so I can't connect if I get a call from there. If so, I would like to consider switching to another company. "

Another male user in his 50s said, "I want to get in touch with my mother, but I can't email because I'm old, so I can only contact by phone. I've been in trouble for a long time. "