Columbia subject headings:
Corporations, Japanese--History.
Hanwa Kōgyō Kabushiki Kaisha--History.
Hanwa Kōgyō Kabushiki Kaisha--Statistics.
Nonferrous metal industries--Japan--History.
Steel industry and trade--Japan--History.
Harvard subject headings:
Hanwa Kōgyō Kabushiki Kaisha.
Princeton subject headings:
Hanwa Kōgyō Kabushiki Kaisha.