Police arrested a woman who wielded a knife and injured four passengers inside a train that stopped at Tokyo's electronic town of Akihabara late Wednesday, Paralel.Az reports citing ABC News.

Police rushed to the scene after a report that a woman was brandishing a knife while the train stopped at the Akihabara station, where four people were injured and taken to a hospital, NHK public television reported.

Police arrested the attacker, identified only as a woman in her 20s, on suspicion of attempted murder, Kyodo News reported. It said at least three men who were stabbed were taken to hospitals.

No other details, including the condition of the injured and a motive for the attack, were available. Police declined to confirm the media reports.