都留市商工会 List of Products and Services

"Tsuru Monozukuri B2B" is a business-to-business portal site aimed at expanding transactions, increasing order opportunities, and promoting the manufacturing technologies and craftsmanship that Tsuru City takes pride in. Each company features information such as "company overview, main products, specialized technologies, major clients, industries served, materials handled, main equipment, photos, and maps." By clicking on the company name, you can view the individual company page. 【Industries (partial)】 ■Machining ■Molds and Jigs ■Sheet Metal Pressing ■Casting and Forging ■Welding and Fabrication *For more details, please refer to the related links or feel free to contact us.

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Shimura Coating is a company that specializes in various types of precision coating, lubrication coating, and mask-compatible services. We can accommodate film thickness tolerances at the μm level and achieve nearly 100% yield even with resin parts. We also accept orders for small lots and one-of-a-kind items, handling audio-related components, optical components, and metal baked coatings. Our main clients include Progress Co., Ltd. and Nishimura Manufacturing Co., Ltd.

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Sato Cardboard Co., Ltd. not only manufactures cardboard products but also designs and produces a variety of packaging materials such as plastic corrugated sheets and vacuum-formed trays. We specialize in packaging design for precision parts and have a production system that supports small-lot, diverse product manufacturing along with high box-making accuracy. We provide optimal packaging proposals tailored to customer needs. Our major clients include Aikawa Press Industry Co., Ltd. and NBC Mesh Tech Co., Ltd.

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Yushin Co., Ltd. manufactures cardboard for packaging products and parts for manufacturing companies, assembly of packaging materials, and cardboard POP displays, with the motto "There is no impossibility with cardboard." Our strength lies in our flexible production system that accommodates a wide variety of products in small to large lots. We also provide promotional tools that not only offer cushioning effects but also add design and functionality. We have business dealings with companies such as Konica Minolta Mechatronics Co., Ltd. and Yamato Scientific Co., Ltd.

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The original painting factory has over 40 years of painting experience and handles various types of painting. Its main products include lighting for theaters and concert halls, chimney parts for stoves, and components for semiconductor equipment. The factory specializes in heat-resistant coatings, patterned coatings such as hammer tone, high-adhesion coatings, and lubricating coatings. Its strengths lie in high productivity and quality achieved through conveyor belt flow operations and a 30-meter curing oven. Major clients include Marumo Electric Co., Ltd. and Janome Die Casting Co., Ltd.

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Unifarm Co., Ltd. specializes in hydroponically grown leafy vegetables (such as "Shine Leaf," lettuce, and herbs) that are cultivated in-house. These vegetables are grown in a clean room with controlled lighting, temperature, humidity, and carbon dioxide levels. The company provides a stable supply of pesticide-free and safe vegetables, trading with hotels, restaurants, and supermarkets. Additionally, as a way to utilize vacant factories and idle land, they also manufacture and sell hydroponic cultivation units.

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Light seal printing specializes in the printing of various types of seals and label stickers, including industrial seal nameplates, caution and warning seals, and food labeling seals. We excel in flat pressure printing of small lots with a variety of products, providing consistent support from design to production. We have a strong capability in the small-batch production of diverse products with an average seal area of 60mm x 60mm, allowing us to respond quickly to requests. We have a track record of transactions with manufacturing, commercial, and food service industries.

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Wakai Co., Ltd. specializes in the processing of die-cast parts and the custom manufacturing of labor-saving machines. We excel in processing such as polishing, surface finishing, flatness correction, drilling, and threading of die-cast products, and we also manufacture image inspection machines and distortion inspection devices. We are thorough in quality control using a barcode system and have business dealings with companies such as Tsukuba Die Casting Industry Co., Ltd. and Fanuc Corporation.

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Nakamura Engineering Co., Ltd. specializes in the development, design, manufacturing, and sales of labor-saving devices. With the motto "Making the impossible possible!", we provide custom-made equipment tailored to customer needs, such as high-speed precision assembly inspection devices and appearance inspection devices using image processing. We offer solutions to the labor shortage issue and have a track record of transactions with manufacturers across a wide range of industries, including electronic components, food, medical devices, and automotive parts.

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K.S.N Koshina is a company specializing in the manufacturing of semiconductor device components, mechanical parts, and electronic components. We excel in various terminal crimping, soldering work, and the assembly of precision parts, and we accommodate short-term and quick delivery tasks. By promoting in-house digital transformation and improving operational efficiency, we provide high productivity, short lead times, and high-quality products. Our main clients are in the semiconductor component-related industry and the mechanical parts-related industry.

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EM Electronics Co., Ltd. is a company that undertakes inspection and assembly of automotive parts and home appliance parts. With a structure of 20 full-time employees and 15 part-time employees, we can respond to sudden mass production launches and labor shortages. We have many years of know-how in visual inspection using magnifying glasses (4x to 8x) and strive to provide high-quality products.

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Hibari Electronics Co., Ltd. is one of the few companies in Japan that specializes in the manufacturing and sales of "jewel bearings." They are capable of producing micro-bearings with a diameter of 1.5mm, and their strengths lie in high technical skills and quality control. They have achieved mass production through innovative processing methods, catering to products that require high precision and durability, such as electric indicating instruments and industrial measuring devices. Major clients include Ogura Jewel Precision Machinery Co., Ltd. and Toyo Keiki Co., Ltd.

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Kubota Electronics Co., Ltd. is a company specializing in printed circuit board assembly, prototyping, and rework. We accommodate small lots and manual soldering, handling a wide range of sizes from micro components like 0603 chips to QFPs and connector products. We are also capable of reworking difficult components and carry out projects to convert existing lighting equipment to LED. Our main clients are in the printed circuit board industry and the LED lighting industry, among others.

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Quality Co., Ltd. specializes in the assembly, inspection, and packaging of small precision parts. We are particularly skilled in complex assembly and inspection that combines resin molding and precision pressed sheet metal. We also accommodate short-term and quick delivery contract work, and we have business relationships with companies such as Kyowa ACI Co., Ltd. and Mitsuwa Seiki Manufacturing Co., Ltd.

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Wako Kogyo Co., Ltd. manufactures optical components for various fields, including medical, telecommunications, infrastructure, semiconductor substrate manufacturing equipment, and FA manufacturing equipment. The company specializes in optical thin film vacuum deposition and lens manufacturing, and is capable of producing small lenses as small as 0.3mm and high-precision components. It has established a consistent system in-house for thin film design, production process design, tool design, and quality assurance. Major clients include large lens manufacturers and manufacturers of automotive and medical device-related components.

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Yamanashi High Frequency Industrial specializes in high-frequency heat treatment (induction hardening) based on many years of experience and achievements. We excel in surface heat treatment for industrial machinery components such as shafts, gears, rollers, various tools, and jacks. Our technology allows us to heat and cool only the necessary areas to the required depth, accommodating small lot sizes and short delivery times. Our main clients include Sankyo Oil-less Industry Co., Ltd. and Citizen Watch Manufacturing Co., Ltd.

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Okawaki Manufacturing Co., Ltd. produces gasoline dispensers, commercial compressors, vehicle parts, machine tool parts, and more. From thin plates to thick plates, from palm-sized to 2...

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Shinwa Manufacturing Co., Ltd. specializes in precision sheet metal, various types of welding, can manufacturing, and the design and production of automotive parts. We excel in complex hand-bending of aluminum and stainless steel, as well as high-difficulty welding, with a strong focus on both "finish quality" and "bonding strength." We can accommodate everything from prototypes to mass production and have a diverse track record of transactions across industries such as machinery parts, heavy equipment parts, semiconductor parts, and construction-related components.

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Sato Casting Co., Ltd. is a foundry company that manufactures various types of valves, machine tools, unit parts, automotive-related parts, and industrial machine parts. We can accommodate both single items and mass production, ranging from small items under 1 kg to large items in the 1-ton class. Our strengths lie in our flexibility to handle small-batch production of a wide variety of products through hand molding, medium-volume production through machine molding, and even post-processing and painting. Our major clients include Makino Milling Machine Co., Ltd. and Kitz Corporation, among others.

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Toh Press specializes in the manufacturing of bearing components, flat washers, and metal rings. Our strength lies in our integrated processing, from mold production for washers and rings to press processing and deburring and finishing using barrel polishing machines. We are particularly known for our precise processing quality using compound molds. Our major clients include Kayaneuma Iron Works Co., Ltd. and Mitsuwa Seiki Manufacturing Co., Ltd. We can accommodate products with outer diameters ranging from 4mm to 120mm.

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Taniuchi Press Work Co., Ltd. manufactures automotive parts, low-voltage electronic parts, construction machinery parts, and more. We handle assembly processes that include press processing and spot welding, and we are particularly confident in deep drawing with a height of 100mm and an inner diameter of 150mm. We are also skilled in welding and engage in assembly work. Our main clients include Tokyo Roki Co., Ltd. and HKT Co., Ltd. The materials we handle include various metals such as stainless steel, iron, aluminum, copper, and brass.

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Mitsuwa Seiki Manufacturing Co., Ltd. specializes in the integrated production of precision parts such as molds and press processing for cameras, office automation equipment, and motor cores, as well as sub-assemblies. The company excels in laminated core processing, high-precision underwater wire discharge machining, and the manufacturing of precision press parts, and has obtained ISO 9001 and 14001 certifications. Its main clients span various industries, including optics, motors, electronics, and medical device manufacturers.

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Plex Co., Ltd. specializes in precision sheet metal, precision machining, and precision sheet metal prototyping. We excel in carbon dioxide laser cutting, wire cutting, and deep drawing using prototype molds, particularly in precision bending and deep drawing of thin materials (thickness around 0.01mm). We can accommodate lot sizes from 1 to around 500 pieces, with short delivery times ranging from 1 day to 1 week at the shortest. Our main clients are in the fields of copiers, home appliances, optics, and automotive.

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Boei Co., Ltd. specializes in the design and manufacturing of aluminum and zinc die-casting molds. We can handle loads of up to approximately 350 tons and are also strong in short delivery times. Our main clients include Progress Co., Ltd. and Janome Die Casting Co., Ltd., and we also have dealings with automotive parts manufacturers. The primary materials we handle are steel.

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Naito Manufacturing produces high-quality metal press mold components related to automobiles and semiconductors. They excel in molding, polishing, and wire processing, with the technical skills of skilled craftsmen being their strength. They aim for "top-notch" quality even in small parts and have a track record of transactions with companies such as THK Niigata Co., Ltd. and Union Machinery Co., Ltd. The materials they handle include carbide steel and aluminum.

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Nagata Denzaikogyo Co., Ltd. manufactures resin molds for automotive lamp reflectors, lens molds, aluminum die-cast molds, press molds, and pressed parts. Our strength lies in our consistent capability from mold manufacturing to parts delivery. We also cater to high-precision 3D freeform surface machining for automotive lamp molds and aluminum die-cast heat sinks. Our main clients are manufacturers of automotive lamps.

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Iida Manufacturing Co., Ltd. specializes in mold design and manufacturing, production of sheet metal parts for automobiles, office automation equipment, and electrical components, as well as computer parts processing. By consistently processing from prototype press part mold manufacturing to single-item pressing, we achieve reduced lead times and cost savings. We also accommodate bending and laser cutting processes, with the ability to respond to short lead times of as little as 2 days to within 1 week. We have business dealings with companies such as Mitsui Mining & Smelting Co., Ltd. and Nidec Instruments Corporation.

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Aura Technology Co., Ltd. specializes in the design and manufacturing of production machinery and equipment (jigs, conveyors, inspection devices) and high-precision manufacturing of diamond wheel bases. We support a wide range of processing technologies, including lathes, multi-tasking machines, milling, 5-axis machining, wire cutting, grinding, profiling, laser cutting, sheet metal work, and welding, with a strength in providing high-quality products at low costs. We conduct business with automotive Tier 1 manufacturers and diamond tool manufacturers, among others.

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Kayanuma Iron Works Co., Ltd. manufactures rod ends, needle bearings, semiconductor components, and other products used in general industrial machinery and motorcycles. We specialize in machining and continuously introduce the latest equipment to accommodate both small and large quantities. We carry out processes from machining to assembly and product packaging, building a strong trust relationship with our main business partner, Japan Thomson Co., Ltd. The materials we handle include iron, stainless steel, brass, and nickel.

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Shinsaka Precision Co., Ltd. is a company engaged in the processing of machine parts, optical components, various metal cutting processes, and wire cutting processing. We specialize in large-scale turning and multi-surface milling using 5-axis machining centers, and our strength lies in our high technical skills, which include over 20 years of experience among our skilled workers. We can accommodate everything from prototypes and small lots to mass production, and we offer rapid response times, with shipping possible within as little as 5 days from order. Our major clients include Yokogawa Electric Corporation and Sanyo Seiko Co., Ltd.

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Takara Seiko Co., Ltd. specializes in molds for robot parts, medical device parts, and automotive exterior parts. The company excels in aluminum extrusion, machining, die casting, and small-lot lathe processing, and its high quality is recognized, particularly in molds for automotive exterior parts. Major clients include manufacturers of labor-saving machinery, medical devices, and automobiles.

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Union Tech Co., Ltd. specializes in secondary processing of aluminum die-cast parts and machining of aluminum, brass, copper, and resin. By manufacturing jigs in-house and consistently performing processes from machining to inspection with 3D measuring instruments and finishing, we have established a stable production system aimed at achieving a zero defect rate. The maximum monthly production is 60.

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Yamano Seiko Co., Ltd. manufactures semiconductor manufacturing equipment parts, semiconductor inspection machine parts, and three-dimensional measuring instrument parts. We specialize in mass production processing using jig plates and clamp jigs, and we handle semi-mass production repeat items with four machining centers. We have strengths in machining materials such as SUS and AL, and we do business with the semiconductor industry, inspection machines, and measuring instrument industries.

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Miyazaki Co., Ltd. is a company specializing in the manufacturing of electrical, optical, and automotive-related components. It has a strong capability in mass production of medium to large lots of aluminum products, supported by 14 machining centers. The company offers a consistent production process from material procurement, cutting, NC programming, jig manufacturing, deburring, to high-precision measurement. Its clients primarily consist of parts suppliers both within and outside the prefecture.

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Namiki Corporation specializes in aluminum processing and has a strong integrated production system for automotive, railway, and medical-related components. We respond flexibly and quickly from material ordering to painting and assembly, and we are capable of large-scale processing up to 1500×630×700mm. Our expertise includes machining, milling, MC processing, 3D processing, lathe processing, casting, as well as post-processing such as painting, hardening, and plating. Our main clients are manufacturers in the automotive, railway, and medical sectors.

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Tiarai Co., Ltd. primarily engages in machining processes using machining centers, and is capable of prototyping and mass production of medical devices, robotic arms, and automotive-related parts. We excel in processing complex shapes using 3D CAD/CAM, and also handle machining from solid materials and post-processing of cast products. With our in-house designed and manufactured jigs and tools, we can produce single items and medium-lot products with stable quality. Our major clients include Konica Minolta Technoproducts Co., Ltd., and we have a track record of transactions in the medical, robotics, and automotive industries.

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Sanami Manufacturing Co., Ltd. manufactures steel and cast steel valve components, parts for compressors, and special sheet ring discs. We excel in secondary processing of castings and die-cast products, from single items to mass production, utilizing NC lathes, as well as Stellite overlay welding. We also handle barrel polishing and automatic welding of large components, providing low-cost, high-production, and high-quality products. Our major clients include Hitachi Industrial Equipment Systems Co., Ltd. and Sekisui Manufacturing Co., Ltd.

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Saito Corporation leverages its long-standing aluminum processing technology to specialize in heat sinks for semiconductor devices and secondary processing of aluminum products. It has obtained ISO 9001 certification, achieving high quality and shortened processes. The company excels in precision cutting of aluminum extrusions (±0.02 burr reduction processing) and precision machining of parts made from aluminum, SUS, copper, and iron. It has business dealings with several major companies, including Okaya & Co. and the Nippon Light Metal Group.

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Kojima Manufacturing Co., Ltd. specializes in the machining of metal parts, electronic components, and parts for semiconductor manufacturing equipment. We conduct integrated production from aluminum processing, surface treatment, to heat treatment, and we also accommodate machining for semiconductor manufacturing equipment parts. We excel in cutting processing of resin and aluminum, and we can also handle SUS materials and iron-based materials. We flexibly respond to everything from single items and prototypes to mass production, with electronic component and semiconductor-related companies as our main clients.

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Okawaki Precision Co., Ltd. is dedicated to "The 'Prototype House'," specializing in the processing of prototype parts for the development and research of medical devices, resin modeling processing, and the design and production of production efficiency devices. We excel particularly in micro-processing technology related to medical applications and can handle complex products that involve both small-diameter lathe processing and milling, which are challenging for other companies. We work with a variety of materials, including precious metals (platinum), titanium, stainless steel, and resin, and have a track record of transactions with major companies such as Olympus and Konica Minolta. We also offer unique processing capabilities, such as engraving on pencils.

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Fe Plate Co., Ltd. is a company specializing in the machining of electronic engineering machinery, household electronic machinery parts, and metal components. In particular, it has strengths in the machining of stainless steel (general SUS) and can handle flat plate processing up to 1700×1200 and three-dimensional angle processing using DDR. With its unique material procurement system, the company can accommodate a wide range of lot sizes from single items and prototypes to mass production, enabling consistent production from material procurement to finishing. Its main clients are semiconductor component manufacturers and the casting parts processing industry.

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Ayumi Industrial Co., Ltd. handles a wide range of products, including glass bottle manufacturing, vacuum equipment, railway-related screw molds, heavy machinery parts, and a lure fishing snag recovery device called "Ruba." They excel in processing complex shapes such as special screws, ant grooves, and hardened steel by utilizing their own specially designed molding tools. They are capable of consistent production from material to finishing and can also accommodate machining of sealing surfaces for ultra-vacuum devices made of SUS and aluminum. Their main clients include industries related to glass bottle manufacturing, vacuum equipment, railways, heavy machinery manufacturing, and fishing tackle.

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