Columbia subject headings:
International relations--Forecasting.
Japan--Foreign relations--1989-
Japan--Military relations.
National security--Japan--History--21st century.
Harvard subject headings:
International relations--Forecasting
Japan--Foreign relations--21st century.
National security--Japan--21st century.
Princeton subject headings:
International relations--Forecasting.
Japan--Foreign relations--21st century.
National security--Japan--21st century.