Columbia subject headings:
Japan--Relations--Korea.
Korea--History--Chosŏn dynasty, 1392-1910.
Korea--Relations--Japan.
Territory, National--Japan.
Territory, National--Korea (South)
Tsushima Island (Japan)--History.
Harvard subject headings:
Korea--History--Chosŏn dynasty, 1392-1910.
Territory, National--Japan.
Territory, National--Korea (South)
Tsushima Island (Japan)--History.
Princeton subject headings: