On the 15th of this month, a 15-year-old male junior high school student living in a house in Shiraoka City, Saitama Prefecture, was found unconscious and collapsed, and died at the hospital he was transferred to on the 18th.
The police are investigating the cause of death because he had a bruise on his face and he had been injured.
According to police, at around 5 am on the 15th of this month, a mother found a 15-year-old male junior high school student unconscious and collapsed in his room at a house in Shiraoka City, and reported it to the fire department.
The boy's junior high school student was taken to the hospital for medical treatment, but died on the afternoon of the 18th.
According to police, there were bruise on his face and several injuries to his body.
Police are investigating the cause of death and how it died.