Columbia subject headings:
Japan--History--Allied occupation, 1945-1952.
Labor laws and legislation--Japan--History--20th century.
Labor policy--Japan--History--20th century.
Supreme Commander for the Allied Powers. General Headquarters.
Harvard subject headings:
Labor laws and legislation--Japan--History.
Labor policy--Japan--History
Princeton subject headings:
Labor laws and legislation--Japan--History.
Labor policy--Japan--History.