Columbia subject headings:
Ballistic missiles--Korea (North)--Testing.
Economic sanctions--Korea (North)
Japan--Foreign relations--Korea (North)
Kidnapping victims--Korea (North)--Public opinion.
Kidnapping--Japan--Public opinion.
Korea (North)--Foreign relations--Japan.
National security--Japan.
Public opinion--Japan.
Harvard subject headings:
Ballistic missiles--Korea (North)--Testing.
Economic sanctions--Korea (North)
Japan--Foreign relations--Korea (North)
Kidnapping victims--Korea (North)--Public opinion.
Kidnapping--Japan--Public opinion.
Korea (North)--Foreign relations--Japan.
National security--Japan
Public opinion--Japan
Princeton subject headings:
Ballistic missiles--Korea (North)--Testing.
Economic sanctions--Korea (North).
Japan--Foreign relations--Korea (North).
Korea (North)--Foreign relations--Japan.
National security--Japan.