Ogawa Seiki Seisakusyo is a metal processing plant that was founded in the town of Sanada-machi located in Ueda, Nagano. This was the birthplace of Sanada Yukimura, an army general from the Sengoku period who belonged to the Sanada clan.
Since we put the satisfaction of our customers first, we always strive to improve the quality of our products.
In addition to processing services for metallic products, we also take the necessary measures to maintain product quality, provide processing guidance, and design and manufacture jigs. Our versatility, rich know-how, and diverse technologies distinguish us from the competition.

We create single prototypes and accept orders for a large variety of products manufactured in small quantities.
If you require any sort of metal processing services, do not hesitate to contact us.