Columbia subject headings:
Censorship--Japan--History.
Freedom of the press--Japan--History.
Internal security--Japan--Yokohama-shi--History.
Japan--History--Allied occupation, 1945-1952.
Japan--Politics and government--1926-1945.
Trials (Sedition)--Japan--Yokohama-shi--History.
Yokohama-shi (Japan)--History.
Harvard subject headings:
Censorship--Japan--History.
Criminal justice, Administration of--Japan--Yokohama-shi.
Freedom of the press--Japan--History.
Internal security--Japan
Internal security--Japan--Yokohama-shi--History.
Japan--History--Allied occupation, 1945-1952.
Japan--Politics and government--1926-1945.
Political prisoners--Japan.
Trials (Sedition)--Japan--Yokohama-shi--History.
World War, 1939-1945--Censorship--Japan.
Yokohama-shi (Japan)--History.
Princeton subject headings:
Censorship--Japan--History.
Freedom of the press--Japan--History.
Internal security--Japan--Yokohama-shi--History.
Japan--History--Allied occupation, 1945-1952.
Japan--Politics and government--1926-1945.
Trials (Sedition)--Japan--Yokohama-shi--History.
Yokohama-shi--History.