Softbank Mobile will carry out maintenance work that affects Japan all over the country more than once, even when disconnected call or packet communication is impossible

The mobile phone company conducts system maintenance work on a daily basis so that it can provide better service to users, and calls and packet communications may become unavailable during construction, but SOFTBANK MOBILE has a large scale affecting Japan all over the country We are planning to carry out system maintenance work more than once.

It may be a good idea to check the construction schedule so that you can finish without having to panic, saying "When the phone can not communicate" or "Packet communication can not be used".

Details are as below.
According to the official site of SOFTBANK MOBILE, the schedule of system maintenance work for the mobile phone users of the company is posted until February 24 (Thursday).

Notice of construction | SOFTBANK


Already on January 18 (Tuesday) all services including departure and arrival were temporarily discontinued (about 10 minutes) throughout Japan from 1: 00 to 6: 00 and on the same day 2: There was a possibility that the delay of the mail service except SMS and the whole Web service stopped from 00 to 6: 00.

In addition, there are cases where Web service, streaming service, mail service, UID notice agreement change function can not be used from 2: 00 to 6: 00 on Thursday, January 20 (Fri) on January 21 (Fri) 0: From 00 to 6: 00 it is said that there is a possibility that the call service will be temporarily disconnected nationwide.

Future maintenance schedule. "There is a possibility that the web service of the smartphone temporarily stops (Monday, January 24 (Monday, 2: 00-6: 00)" "The packet communication service of the mobile phone temporarily becomes unusable (January 25 Maintenance information such as (Tuesday 2: 00-6: 00) "There is a possibility that iPhone web service and mail service may temporarily stop (1/27 (Thursday) 2: 00 ~ 6: 00)" It is published.


By the way, although this kind of system maintenance work is done, NTT DoCoMo and KDDI are also doing, but a large scale that affects all over Japan is unusual, and even if you look at the following maintenance announcement page, each of "Kanto" and "Kansai" We are divided into areas and individual municipalities to be implemented more frequently.

Notice of construction | Notice | NTT DoCoMo


Notice of maintenance work nationwide | Information by area | au by KDDI


Although it will be inconvenienced during construction, if it is thought that it is to realize a stable communication, it may be unavoidable.