A man has stabbed at least 16 people, including children, near a park outside Japan’s capital, Tokyo, officials say.
It is not yet clear what was behind the attack on Tuesday morning, which has reportedly left at least one child and one adult dead.
A suspect has been arrested in relation to the incident, which occurred in Kawasaki city, on the southern edges of Tokyo, public broadcaster NHK reports.
Police responding to the attack recovered two knives, media report.
The suspect stabbed himself in the shoulder before he was detained, NHK added.
A spokesman for the Kawasaki Fire Department told AFP news agency that an emergency call was received at 07:44 local time on Tuesday (22:44 GMT Monday) stating that a number of schoolchildren had been stabbed.
The man reportedly started attacking people near a bus stop, not far from a local train station, according to reports.
Footage broadcast on local news stations showed emergency services arriving at the scene and setting up medical tents to treat the wounded.