Tadashi Okada

Part of Komatsu Ltd., Komatsu Rental Japan Ltd. is a Japanese company that provides machinery leasing and rental car services. The company is based in Yokohama, Japan.

Qualica, Inc. develops and markets packaged software. It offers cloud service, software development, hardware sales, system management, infrastructure service, sale of own packaged software. The company was founded on November 01. 1982 and is headquartered in Tokyo, Japan.

Komatsu House Corp. builds, sells, and leases prefabricated housing units. The company is based in Tokyo, Japan. Komatsu House was acquired by Nissei Build Kogyo Co., Ltd. from Komatsu Ltd. on April 28, 2016 for $50.26 million.

Komatsu NTC Ltd. manufactures and sells machine tools, industrial machines; engages in sales of real estate properties. It also specializes in designing, manufacturing, and sales of transfer machines, exclusive-purpose machines, grinding machines, machining centers, crankshaft millers, and semiconductor manufacturing equipment, image processing device and other equipment. The company was founded in July 1945 and is headquartered in Nanto City, Japan.

Komatsu Industries Corp. engages in the development, sales and service of the press and sheet metal machine, related equipment and retrofit. It also offers inspection based on safety and health regulations of power press. The company was founded on May 13, 1994 and is headquartered in Kanazawa, Japan.