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Leave the preparation for bidding projects to us. 【Trusco Nakayama Primary Dealer】
Recently, we have seen an increase in requests related to public institution bids. This is because our company serves as a primary agent for Trusco Nakayama Corporation and has dealings with numerous manufacturers, including As One Corporation and Sanko Industry Co., Ltd. As a result, we can accommodate a wide range of orders, from small quantities such as a box of screws, a single tool, a box of vinyl gloves, or a pair of shoe covers, to larger volumes. We can offer prices lower than market rates, so if you have any items you need, please feel free to contact us first.
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A big success at the screw tightening site! Say goodbye to forgotten tightening... This autumn, "Screw Star σ" is a popular staple product.
The long-selling product "NejiStar σ," developed by Koyama Co., Ltd., continues to be loved by repeat customers this autumn, and we recently completed the shipping process. Koyama Co., Ltd.'s original product "NejiStar σ" has received great praise from customers for its ease of use, minimal need for adjustments, and low incidence of malfunctions. We encourage you to utilize it at your company's site. Please feel free to contact your nearest sales office for inquiries.
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A long-selling product that connects four generations over a quarter of a century! The standard for screw fastening sites, "Screw Star σ" - a history of quality told through its achievements.
Involved with screws for 70 years. Our company has continuously improved the "Screw Tightening Forgetting Prevention Counter - NejiStar," which we developed independently, by listening to the voices from the field. The fourth generation "NejiStar σ (Sigma)" will assist you in improving work efficiency with easier settings and greater accuracy. The anti-miscounting feature is top-class in the industry. Please feel free to contact Koyama.
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☆Robot Award "Minister of Internal Affairs and Communications Award" Winner☆ Transport Robot kachaka.Pro
Kachakapro is a maneuverable autonomous mobile robot (AMR). It leverages three advantages: compact size, low cost, and easy operation, making it active in many manufacturing sites. Its compact body does not get in the way, and it can navigate aisles as narrow as 550 millimeters. It transports items by docking with a dedicated shelf. The transport weight, including the shelf, can be up to 30 kg. It can smoothly deliver necessary items to the required locations. Please feel free to contact the authorized dealer, Koyama Co., Ltd., for more information.
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Notice of Address Change for the Vietnam Branch
Koyama Co., Ltd. has branches in Vietnam, Shanghai, Hong Kong, and the Philippines, staffed by experienced salespeople. We can provide speedy and satisfactory proposals for procurement from local suppliers as well as sales to local Japanese companies at competitive prices. We would be grateful if you could consult Koyama Co., Ltd. for any requests overseas. As of July, due to the merger of Dong Nai Province and Binh Phuoc Province, the address of our Vietnam branch has changed. New Address: Room 3, 2nd Floor, Long Duc Industrial Park Operations Center, Long Duc Industrial Park, Binh An Commune, Dong Nai Province, Vietnam Contact: +84-0251-3681039 (Contact: Narai)
AboutKOYAMA CO., LTD.
Head office, Tochigi branch, Tokyo branch, Kawasaki branch, Shizuoka branch, Osaka branch, Nagareyama local office, 4 overseas local companies (the Philippines, Shanghai, Hong Kong, Vietnam)
"Do you have screws that are difficult to slip? I would like to request sheet metal processing. Can you make molded products?" We will solve your manufacturing-related problems!
Our company is a specialized trading firm that handles a wide range of products related to manufacturing, centered around "screws." We offer not only tools, carts, and standard screw products but also processed and drawing items made of metals, plastics, and harnesses. Additionally, we handle various types of transport robots such as AGVs and AMRs. Since our establishment in 1957, we have been engaged in transactions with many suppliers both domestically and internationally. Our strengths lie in our reliable quality, competitive pricing, and speedy responsiveness. In addition to our headquarters in Tokyo, we have branches in Kawasaki, Tochigi, Shizuoka, Osaka, the Philippines, Vietnam, Shanghai, and Hong Kong, where our sales representatives provide consistent support from quotations to after-sales follow-up. We also have a subsidiary, Tokai Lock Co., Ltd., which specializes in anti-loosening processing for screws. We will provide optimal proposals tailored to your needs, so if you have any issues related to manufacturing, please feel free to contact Koyama Co., Ltd.








