The company was purchased by Ohta Motors.

Kurogane logo.
Kurogane logo.
Kurogane logo.
Kurogane logo.
1953 Kurogane truck brochure. (source: AutoHistorian)
1953 Kurogane truck brochure. (source: AutoHistorian)
1961 Tokyu Kurogane Motor Co brochure. (source: AutoHistorian)
1961 Tokyu Kurogane Motor Co brochure. (source: AutoHistorian)