Columbia subject headings:
Crime--Japan--History.
Crime--Japan--Statistics.
Juvenile delinquency--Japan--History.
School violence--Japan--History.
Harvard subject headings:
Children--Legal status, laws, etc.--Japan--History.
Juvenile delinquency--Japan--History.
Princeton subject headings:
Children--Legal status, laws, etc.--Japan--History.
Juvenile delinquency--Japan--History.