Columbia subject headings:
Harvard subject headings:
California--Ethnic relations.
Japanese--California--History.
Japanese--United States--History
Ryukyuans--California--History.
Ryukyuans--United States--History.
United States--Ethnic relations.
Princeton subject headings:
California--Ethnic relations.
Japanese--California--History.
Japanese--United States--History.
Ryukyuans--California--History.
Ryukyuans--United States--History.
United States--Ethnic relations.