Nippon Telegraph and Telephone Corp.'s regional subsidiaries said their internet and landline telephone services experienced disruptions Monday, affecting up to 446,000 internet lines across Japan.The disruptions were caused by a failure in communications equipment on Monday morning, the first business day of fiscal 2023, before services were restored hours later, Nippon Telegraph and Telephone East Corp. and Nippon Telegraph and Telephone West Corp. said.NTT Docomo Inc. and SoftBank Corp., which both use NTT's optical line services, also experienced connection issues following the disrupti…READ FULL ARTICLE