At least 14 people have been injured after an automated train near Tokyo went in the wrong direction.
Police said it crashed into a buffer stop after travelling 25 metres in reverse.
Some of the injured people have suffered bone fractures.
Yokohama Seaside Line Company, which operates the train, have launched an investigation into the incident.
It remained unclear when the operations will resume.

US grants India six-month sanctions waiver to run Iran's Chabahar port
Trump cuts China tariffs to 47% after 'amazing' Xi meeting
Israel carries out new strikes in Gaza after asserting commitment to ceasefire
French police make more arrests in Louvre heist investigation
Afghanistan and Pakistan agree to restart peace talks in Istanbul, sources say
More than 100 killed in Israeli strikes on Gaza
Indonesia probes more free meal poisoning cases, after 700 students fall ill
At least 121 killed after Brazil's deadliest operation against drug gangs
