Columbia subject headings:
Harvard subject headings:
Chauvinism and jingoism--Japan.
Internet--Political aspects--Japan.
Radicals--Japan.
Right-wing extremists--Japan.
Princeton subject headings:
Chauvinism and jingoism--Japan.
Hate speech--Japan.
Internet--Political aspects--Japan.
Japan--Foreign public opinion, Korean.
Radicals--Japan.
Subculture--Japan.