Columbia subject headings:
Harvard subject headings:
Communists--Political activity--Japan--Periodicals.
Communists--Political activity--Periodicals.
Internal security--Japan--History--Sources.
Political crimes and offenses--Japan--Periodicals.
Subversive activities--Japan--Periodicals.
Princeton subject headings:
Conservatism--Japan--Periodicals.
Koreans in Japan--Periodicals.
Periodicals.