Columbia subject headings:
Kuril Islands (Russia)
Sakhalin (Sakhalinskai︠a︡ oblastʹ, Russia)
Harvard subject headings:
Kuril Islands (Russia)
Sakhalin (Sakhalinskai͡a oblastʹ, Russia)
Princeton subject headings:
Japan--Relations--Russia (Federation).
Kuril Islands (Russia)--History.
Russia (Federation)--Relations--Japan.
Sakhalin (Sakhalinskai︠a︡ oblastʹ, Russia)--History.