Group Companies


Komatsu Ltd.
Manufacture and sale of construction and mining equipment,
utilities, forest machines and industrial machinery.
2-3-6, Akasaka, Minato-ku, Tokyo 107-8414, Japan
Tel +81-3-5561-4711

Komatsu Industries Group

Komatsu NTC Ltd.
Design, manufacture, and sales of transfer machines, exclusive-purpose machines, grinding
machines, machining centers, crankshaft millers, and semiconductor manufacturing equipment,
Image Processing Device & Other Equipment, etc.
100 Fukuno, Nanto City, Toyama 939-1595, Japan
TEL +81-763-22-2161 / FAX +81-763-22-2743
Production and sales of thermoelectric modules and various temperature control equipments.
3-25-1 Shinomiya,Hiratsuka city,Kanagawa 254-8543, Japan
Tel +81-463-22-8724 Fax +81-463-22-3692
Gigaphoton Inc.
Development, manufacturing, and sale of excimer laser and Extreme Ultra-Violet
light sources used for lithography tools in semiconductor manufacturing
400 Yokokurashinden, Oyama-shi, Tochigi-ken 323-8558, Japan
TEL +81-285-28-8410 / FAX +81-285-28-8439