Japan's national broadcaster NHK is reporting that 15 people were killed and 45 injured in a knife attack at a facility for the handicapped in Sagamihara, just outside Tokyo.
The report said police have arrested a knife-wielding man after he turned himself in.
NHK said the suspect, 26, is a former employee at the facility.
Kyodo News agency reported that 19 people are dead and 20 injured.
