Japan’s largest telecommunications operator NTT Docomo had a nationwide network failure from 5 pm to 8 pm local time on the 14th. Almost all mobile phone users across the country cannot get the signal.
Since then, the company declared that 5G and 4G networks have been restored, but some of the 3G lines used by “feature phones” are still hard to connect. According to the official, it is impossible to predict when it will be completely repaired.
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Docomo claimed that the service began to resume at 8 pm, but as of 11 pm local time, there were still a large number of users reporting connection difficulties. The company held an online press conference at 2 p.m. on the 15th.
The vice president of network quality, etc. Tamura Hosumi apologized and said, “We apologize for causing trouble and worry to everyone. We will work hard to find out the cause and prevent it. The incident happened again”.
Moreover, some users reported on Twitter that mobile phones using the eSIM service of DoCoMo’s low-cost operator ahamo can receive signals and surf the Internet, but cannot make calls.
