Columbia subject headings:
Child welfare--Japan--History--20th century.
Children with disabilities--Rehabilitation--Japan--History--20th century.
Children with mental disabilities--Education--Japan--History--20th century.
Itoga, Kazuo, 1914-1968.
Harvard subject headings:
Child welfare--Japan
Children with disabilities--Rehabilitation--Japan.
Children with mental disabilities--Education--Japan
Itoga, Kazuo, 1914-1968
Princeton subject headings: