On September 6 , the 2018 Hokkaido Eastern Iburi earthquake , which knocked out power to about 2.95 million customers in around Hokkaido , mainly due to damaged in thermal power station of Tomato-Azuma , according to Japan Federation of Electric Power Companies official confirmed report
2018 Hokkaido Eastern Iburi earthquake
2018 Hokkaido Eastern Iburi earthquake
List of major power outages