Cell phone companies announced communication trouble due to earthquake, calls for using disaster message boards and network regulation also

Today at around 14:46A very strong earthquake presumed to be a seismic intensity of 6 to 7, M8.8 which occurred off SanrikuNTT DoCoMo and KDDI announced the communication failure in response to the influence.

Regulation of the network is being temporarily implemented, and in confirming the safety"Disaster Message Board" established by each companyIt is being called for use of.

Details are as below.
Notice of communication trouble: About situation that cell phone is hard to connect due to earthquake in Tohoku district | Notice | NTT DoCoMo


According to NTT Docomo's announcement page, there seems to be a situation where it is difficult for mobile phones to be connected to a wide range, mainly in the Tohoku region and the Kanto region due to the earthquake that occurred in the Tohoku region.

Today, network restrictions are temporarily being implemented from around 15:07 on transmission to the Tohoku region and the Kanto region, and the damage to network facilities is currently being confirmed.

About the impact of the earthquake mainly in the Tohoku region | Important Notice | KDDI CORPORATION


Currently, KDDI is also in a situation where it is difficult for telephone to connect in some areas, and we are calling for using Disaster Message Board to confirm safety information.

Urgent Notice | SOFTBANK


It is difficult to use SOFTBANK MOBILE even now, and it is working on restoration now. The use of disaster message board is called for. The area where communication trouble is occurring is as follows.

Part of Aomori Prefecture
Part of Iwate Prefecture
Part of Akita Prefecture
Part of Miyagi prefecture
Part of Yamagata Prefecture
Part of Fukushima Prefecture
Part of Ibaraki prefecture
Some areas of Gunma prefecture
Part of Tochigi prefecture
Part of Chiba Prefecture
Part of Tokyo area
Part of Saitama Prefecture
Part of Kanagawa Prefecture
Part of Yamanashi Prefecture
Part of Shizuoka prefecture