The company apologized for the temporary inconvenience and promised to restore the power as soon as possible.
The typhoon caused massive flight and train delays. The maximum wind speed reached 216 kph (134 miles per hour). The storm is currently moving toward the Pacific Ocean, according to the weather officials.
According to media reports, at least 20 people were injured as a result of landslide provoked by heavy rains in the prefecture of Chiba neighbouring Tokyo.