Columbia subject headings:
Coastal zone management--Japan.
Japan--Boundaries.
Japan--Foreign relations--1989-
Senkaku Islands--International status.
Territory, National--Japan.
Tok Island (Korea)--International status.
Harvard subject headings:
Coastal zone management--Japan.
Japan--Boundaries.
Japan--Foreign relations--21st century.
Senkaku Islands--International status.
Territory, National--Japan.
Tok Island (Korea)--International status.
Princeton subject headings:
Coastal zone management--Japan.
Japan--Boundaries.
Japan--Foreign relations--21st century.
Senkaku Islands--International status.
Territory, National--Japan.
Tok Island (Korea)--International status.