岡谷熱処理工業 Company Profile

We will continue to provide the best service, technology, and trust based on technology development from the customer's perspective, and strive to create a rich corporate culture.

Okaya Heat Treatment Co., Ltd. is located on the shores of Lake Suwa, known as the "Switzerland of the East," and primarily engages in contract processing such as heat treatment and coating of metal products. With a focus on the environment and through daily efforts and ingenuity, we have gained the trust of our customers and have developed up to the present day. We will continue to recognize our "corporate philosophy" and strive forward every day.