The expert company of heat treatment
We are a group of experts who know how to forge steel.
Although our company is a "Kuroko" (behind-the-scenes supporter) in the business categorization of the Japanese Industry Association and it is hard to be recognized in general, we play an important and indispensable role in the manufacturing industry in Japan.
Currently, the world is paying attention to niche areas that need our technology such as automobiles, construction machines, machine tools, industrial machinery, aircraft, and the space development business.
Main Office & Factory: 1-2-10 Tekkochou, Nagaoka City, Niigata Pref. 940-2022 JAPAN
Kariwa Factory: Katsuyama Industrial Estate, 547-1 Takiya, Kariwa-mura, Kariwa-gun, Niigata Pref. 945-0303 JAPAN