Columbia subject headings:
Publishers and publishing--Japan--Tokyo--History--20th century.
San'ichi Shobō--History--20th century.
San'ichi shinsho.
Harvard subject headings:
Publishers and publishing--Japan--History--20th century.
San'ichi Shobō--History.
Princeton subject headings:
Publishers and publishing--Japan--History--20th century.
San'ichi Shobō--History.