The Japanese government issued an administrative order Friday to
The ministry ordered
The ministry also urged the firm to improve ways to notify information to users after the carrier's move to announce the restoration of service when some still had difficulty accessing the network had led to confusion among users.
The law on telecommunications business stipulates that for a call service that handles emergency calls, a failure that affects more than 30,000 people for more than an hour is considered a serious incident.
The outage was triggered by a malfunction during work on its network of electronic payment equipment installed in such services as taxis and vending machines, according to the telecommunication giant.
The company also said that eight executives, including President and CEO
==Kyodo
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