Pakistan, Jan. 16 -- A sudden power outage disrupted Tokyo's morning commute on Friday, forcing major commuter train lines to halt operations and leaving thousands of passengers stranded across some of the city's busiest stations. The disruption affected daily routines and caused widespread delays during peak travel hours.

East Japan Railway suspended services on the Yamanote and Keihin-Tohoku lines in all directions, citing safety concerns and technical checks. Moreover, railway officials said there was no immediate timetable for resuming operations, adding to commuter frustration.

The outage followed reports of a fire near Tamachi Station shortly before eight in the morning, where both lines intersect. Flames were seen coming from a t...