Columbia subject headings:
Okinawa taimusu.
Okinawa-ken (Japan)--History--21st century.
Okinawa-ken (Japan)--Politics and government--21st century.
Okinawa-ken (Japan)--Social conditions--21st century.
Social media--Japan.
Harvard subject headings:
Okinawa-ken (Japan)--History--20th century.
Okinawa-ken (Japan)--Politics and government
Okinawa-ken (Japan)--Social conditions.
Social media--Japan.
Princeton subject headings:
Okinawa-ken (Japan)--History--20th century.
Okinawa-ken (Japan)--Politics and government.
Okinawa-ken (Japan)--Social conditions.
Social media--Japan.