Story highlights
Five others are injured
The cause is not known
Tokyo
CNN
—
A fire broke out Friday at a hospital in Fukuoka, Japan, killing 10 people and injuring five, a fire department spokesman said.
The fire at the orthopedics hospital started early in the morning and burned for roughly 2 1/2 hours.
Four of the injured suffered serious injuries, the spokesman said.
The cause of the blaze was not immediately clear.