Three people are feared dead after a man went on a stabbing rampage in a park just outside Tokyo.

There are reports at least 19 people, including eight children, were wounded near a bus stop.

It is believed many of the victims were from a Catholic girls school.

The attacker, believed to be a middle-aged man, has been arrested.

Police say he had serious injuries after stabbing himself in the shoulder.

His motives are unknown.