Columbia subject headings:
Harvard subject headings:
Japan--Armed Forces--Information services--History.
Japan. Rikugun. Sanbō Honbu. Dai 2-bu--History.
World War, 1939-1945--Military intelligence--Japan--History.
Princeton subject headings:
Japan--Armed Forces--Information services--History.
Japan. Rikugun. Sanbō Honbu. Dai 2-bu--History.
World War, 1939-1945--Military intelligence--Japan--History.