Columbia subject headings:
Alien registration--Japan.
Emigration and immigration law--Japan.
Koreans--Legal status, laws, etc.--Japan.
Noncitizens--Japan.
Harvard subject headings:
Emigration and immigration law--Japan.
Fingerprints--Government policy--Japan.
Koreans--Legal status, laws, etc.--Japan
Noncitizens--Japan--Identification.
Princeton subject headings: