Columbia subject headings:
Contract system (Labor)--Law and legislation--Japan.
Labor unions and youth--Japan.
Part-time employment--Japan.
Temporary employment--Japan.
Youth--Employment--Japan.
Harvard subject headings:
Contract system (Labor)--Law and legislation--Japan.
Labor unions and youth--Japan.
Part-time employment--Japan
Temporary employment--Japan.
Youth--Employment--Japan
Princeton subject headings: