Columbia subject headings:
Constitutional history--Japan--Sources.
Constitutional law--Japan.
Japan--Politics and government--1945-
Harvard subject headings:
Japan--Constitutional history--Sources.
Japan--Constitutional law.
Japan--History--Allied occupation, 1945-1952.
Japan--Politics and government--1945-
Princeton subject headings:
Constitutional history--Japan--Sources.
Constitutional law--Japan.
Japan--Politics and government--1945-1989--Sources.