Columbia subject headings:
Japan--Economic conditions--21st century.
Japan--Social conditions--21st century.
Japan--Social life and customs--21st century.
Harvard subject headings:
Japan--Economic conditions--21st century.
Japan--Social conditions--21st century.
Japan--Social life and customs--21st century.
Princeton subject headings:
Japan--Civilization--21st century.
Japan--Social life and customs--21st century.