Overview
- JR East halted all inner and outer loop services on Jan. 16 from the start of operations.
- An equipment problem preventing power transmission between Shimbashi and Shinagawa was reported around 3:50 a.m.
- The Keihin–Tōhoku Line also temporarily suspended trains during the disruption.
- JR East says an abnormality in electrical equipment is suspected and the cause remains under investigation.
- Passengers are experiencing significant delays across central Tokyo as diagnostics continue.