Manufacture and sale of various power transmission devices and related accessoriesManufacture and sale of various transportation machinery and accessories, as well as design and installation of transportation machinery equipmentManufacture and sale of various electrical and electronic devices and accessories, as well as design and installation of electrical equipmentDesign, construction, and supervision of building worksImport and sale of related products of the above itemsAncillary businesses and investments related to the above itemsPower transmission manufacturingMaterial handlingMobilityNew businessOthersMaterial handling equipment manufacturingDevelopment and sale of mobility-related productsPlanning and development of new businessesMobility servicesDevelopment of new businessesAgribusinessV2X-compatible charging and discharging devicesElectric assist tricyclesEngine dronePower Assist SuitAlloy Steel Tire Chain
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Network
NETWORK
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History
111 EVENTS
Founded in Osaka in 1917, Tsubaki Chain. Manufactures bicycle chains
The founding of Tsubaki Hon Chiein was in 1917 (Taisho 6). It started as a small town factory making bicycle chains.
Founded by Mr. Tsubaki Motosei as a sole proprietorship in Osaka City Oyodo Ward (now Kita Ward). Manufacturing bicycle chains.
Founded in 1917 (Taisho 6).
Started manufacturing machine chains inspired by foreign catalogs
Stopped manufacturing bicycle chains and shifted to machine chain production
Started agency sales across Asia
Became a designated factory for the Navy (registered in the Navy procurement list).
Delivered a complete large-scale conveyor plant (entered material handling business)
Delivered a complete set of large-scale conveyor plants.
(Entered the material handling business).
Constructed and relocated Tsurumi Factory in Osaka
Walked with post-war reconstruction and pioneered the times.
Walking with post-war reconstruction, pioneering the times
Passed Lloyd certification for marine roller chains, listed on Osaka and Tokyo Stock Exchanges
Passed Lloyd certification for ship roller chains.
Listed on the Osaka and Tokyo Stock Exchanges.
First exported roller chains to the United States
Became the first JIS-certified factory for roller chains
Established the export department in 1956 (Showa 31) and fully advanced overseas expansion.
Established export department in 1956 (Showa 31)
Started production of timing chains for automobile engines (entered auto parts business)
Started production of timing chains for automobile engines.
(Entered the automobile parts business).
Developed large chain reducer (entered precision machinery business)
Developed large chain reducers.
(Entered the precision machinery business).
Completed Saitama Factory in Hannō, Saitama Prefecture. Expanded production of conveyors for automotive, steel, and home appliance industries
Completed the Saitama Factory in Hannō City, Saitama Prefecture.
Aiming to expand production of conveyors for the automotive, steel, and home appliance industries.
Established a joint venture
Established a joint venture with Borg-Warner (USA), called Tsubaki Morse Co., Ltd.
Completion of an automobile parts factory within Saitama Factory
Completed an automobile parts factory within the Saitama Factory.
Aiming to be an international company with a global perspective.
Aiming for international enterprise with a global perspective
Establishment of a joint venture in Taiwan (first overseas base)
Completion of Kyoto Factory (currently Nagaokakyo Factory) in Nagaokakyo City, Kyoto Prefecture (manufacturing precision machinery products)
Establishment of Tsubakimoto USA (later UST) in the United States, expanding into North America
Establishment of Tsubakimoto Europe in the Netherlands, followed by sales companies in Canada and Asia regions
Established Tsubaki Europe in the Netherlands. Subsequently, established sales companies in Canada and Asia.
Completion of the new development center (later R&D Center) at Kyoto Factory
Spun off the powder and granular material conveyor division, establishing "Tsubaki Bulk System"
Completion of Hyogo Factory in Kasai City, Hyogo Prefecture (manufacturing material handling products)
Established the company's first overseas base for material handling business in the United States
Overcame growth and hardships, and aimed for further leap forward.
Overcoming times of growth and hardship for further leap forward
UST acquires Union Chain and Acme Chain, starting local production of machinery chains in North America
US-based UST acquired Union Chain and Acme Chain (1988), starting local production of machine chains in North America.
Implemented CI, developed new symbol mark, and set corporate goals
Implemented CI (Corporate Identity).
Formulated new symbol mark and corporate vision.
Started local production of timing chains at UST in the United States and supply to GM
Started local production of timing chains at UST in the US and supplied to GM.
Exhibited the Golden Bell Pavilion at the International Flower and Greenery Exposition
The headquarters roller chain factory obtained ISO 9000 series certification (by 1996, domestic and overseas group manufacturing companies obtained certification)
The roller chain factory at headquarters obtained ISO 9000 series certification (by 1996, domestic and overseas group manufacturing companies obtained ISO 9000 series certification).
Tsuyama City, Okayama Prefecture, completed the Tsubaki Emerson Okayama Factory (now, Tsubaki Chien Okayama Factory)
Established a joint venture for manufacturing machinery chains in China (withdrawn in 2001)
Founded "Tsubaki Techno School" to nurture young engineers and pass on technology
Founded "Tsubaki Techno School" to nurture young engineers and pass on technology
Established "Tsubaki Mission Statement" and announced business restructuring plan
Established "Tsubaki Mission Statement"
Announced business restructuring plan (integration of material handling production bases, spin-off of precision machinery business, integration of domestic sales companies, etc.)
Established "Tsubaki Group Environmental Basic Policy"
Completed Tsubaki Factory in Kyotanabe City, Kyoto Prefecture, and fully relocated the headquarters factory (chain factory)
Saitama Factory obtained ISO 14000 certification (all domestic group companies to be certified by 2004)
Merged the precision machinery business unit with Tsubaki Emerson Co., Ltd., establishing Tsubaki Emerson Co., Ltd. (became a 100% subsidiary in 2013, merged in 2017). Established an automobile parts manufacturing subsidiary in Thailand. Established manufacturing subsidiaries in Shanghai, China (2004), Korea (2009), and Mexico (2012).
Established "Tsubaki Group Risk Management Basic Policy"
Established Tsubaki Group Risk Management Basic Policy
Introduced "Executive Officer System" for rapid business execution
Established manufacturing subsidiary in Shanghai, China
Introduced Executive Officer System
Celebrated the 90th anniversary, unified logos domestically and internationally, and established brand message. Made Yamahisa Chain Co., Ltd., which manufactures and sells plastic chains, a consolidated subsidiary
Celebrated 90th anniversary, unified logos domestically and internationally, established brand message
Faced a management crisis due to decreased orders after the bubble burst, and demonstrated the next frontier spirit.
'Move the world, the future.' To the 100th anniversary of founding and beyond.
100th anniversary of founding and beyond
Made Kabel Schrep, a German manufacturer of cable carriers, a consolidated subsidiary
On the occasion of the 100th anniversary of founding, established the new corporate philosophy 'TSUBAKI SPIRIT'.
Amidst drastic changes in business environment such as Lehman Shock and Great East Japan Earthquake, accelerated strengthening of the foundation as a manufacturing company and globalization.
Established a chain manufacturing company in Tianjin, China. Made Meifran Holdings, which manufactures and sells chip conveyors, a consolidated subsidiary. Held the 1st Tsubaki Skills Olympics
Established chain manufacturing company in Tianjin, China
Made Meifran Holdings, which manufactures and sells chip conveyors, a consolidated subsidiary
Held the 1st Tsubaki Skills Olympics
Merged Precision Machinery Business Unit and Tsubaki Emerson Co., Ltd., established Tsubaki Emerson Co., Ltd.
Formulated the 'Long-term Vision 2020' targeting fiscal year 2020. Challenging agribusiness and new businesses
Formulated "Long-term Vision 2020" targeting fiscal year 2020
Established a manufacturing subsidiary for automobile parts in Czech Republic (a system of 8 countries and 12 factories worldwide)
Established automotive parts manufacturing subsidiary in Czech Republic (automotive parts business, 12 factories in 8 countries worldwide)
Celebrated the 100th anniversary since founding, and established a new corporate philosophy 'TSUBAKI SPIRIT'. Absorbed and merged Tsubaki E&M, and made it a Motion Control Business Division
Celebrated 100th anniversary, established new corporate philosophy "TSUBAKI SPIRIT," and strengthened group capabilities
Merged with Tsubaki E&M Co., Ltd., forming Motion Control Business Division
Made Central Conveyor in the U.S. a consolidated subsidiary
Made Central Conveyors, a U.S. manufacturer and seller of material handling systems, a consolidated subsidiary
Renamed the automobile parts business to 'Mobility Business'. Established a sustainability basic policy. Introduced a '65-year retirement system' to promote active participation of senior employees
Renamed "Automotive Parts Business" to "Mobility Business" due to expansion of business scope
Established sustainability basic policy and strengthened activities
Promoting active participation of senior citizens by introducing a "65-year retirement system"
Formulated the 'Long-term Vision 2030'. Accelerated solving social issues and developing new products and businesses
Formulated Long-term Vision 2030. Aiming to "contribute to solving social issues," accelerating new product development and new business development
Launched a new business proposal system 'T-Startup' for domestic and overseas employees. Made North American flexible coupling manufacturing and sales company a consolidated subsidiary
Launched a new business proposal system "T-Startup" for domestic and international employees
Made North American manufacturer and seller of flexible couplings a consolidated subsidiary
Established the 'New Business Development Center' and 'DX & IT Center'. Developed an electric assist 3-wheeled bicycle 'Multi-purpose e-Cargo'
Established new Business Development Center, DX & IT Center
Developed electric assist three-wheeled bicycle "Multi-purpose e-Cargo"
Made Germany's EUROCATENA GmbH, which manufactures and sells conveyor chains, a consolidated subsidiary
Made Germany/Europe-based conveyor chain manufacturer and seller EUROCATENA GmbH (now Tsubaki Jungbluth GmbH) a consolidated subsidiary
Completed Fukui Mihama Factory in Fukui Prefecture (next-generation model artificial light-type plant factory)
Made Daido Kogyo Co., Ltd. a consolidated subsidiary
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News
58 ARTICLES
POWTEX®2026 46th International Powder Industry Exhibition Tokyo – Exhibition Invitation
Tsubakimoto Bulk System Co., Ltd. will exhibit at POWTEX®2026, the 46th International Powder Industry Exhibition Tokyo, held at Tokyo Big Sight from November 25 to 27, 2026. The exhibition will showcase solutions for powder particle transport, featuring demonstrations of circuit transport with three models, displays of various sensor demo units, and a 3D model exhibit of apron conveyors.
Invitation to Exhibit at "SEMICON Japan 2026"
Tsubakimoto Chain Co., Ltd. will exhibit at "SEMICON Japan 2026," held at Tokyo Big Sight from December 9 to 11, 2026. At Booth E3532 in Hall 3 East, we will showcase products and cutting‑edge technologies that address challenges, including the timing belt "Ultra PX® Belt HY Specification," which offers the highest stiffness and strength in its series. Prior registration is required to attend.
Tsubakimoto Chain and glafit jointly develop "WIZMO"
Tsubakimoto Chain and glafit are starting a joint development to commercialize the specific small motorized bicycle "WIZMO". They are accelerating development of an electric mobility that does not require a license, suitable for business uses such as delivery, aiming to provide a safe and reliable next-generation cargo motorbike that helps alleviate labor shortages.
Quality Management Issues with Subsidiary Products
A portion of the chain sprockets manufactured by the subsidiary, Tsubakimoto Sprocket, through external outsourcing was found to have dimensional and material non-conformities and inappropriate actions. The affected sprockets were for water treatment equipment and HY-VO chains. Investigation results indicate that there is currently no impact on functionality or safety. The company is proceeding with explanations and responses to affected customers and has apologized to stakeholders.
Co-development of the weight-bearing walking aid 'FLOVE'
Tsubamoto Chain has jointly developed a prototype of the weight-bearing walking aid 'FLOVE' (tentative name) with Osaka Takeno Mountain Medical Center. We aim to pursue safety and ease of use in walking practice, reducing the physical and time burden on medical staff. In the future, we will continue to test and refine it in clinical settings, aiming for sales launch in fiscal year 2028.
Change email address domain to @tsubaki.com
Tsubaki Chain Co., Ltd. will change its email address domain to @tsubaki.com for brand penetration purposes. The change will take effect from October 13, 2026. Emails sent to the old address will be automatically forwarded, but partners and other stakeholders are requested to update their registered information. Please be aware of phishing emails associated with the domain change.
H.C.R.2026 53rd International Welfare Equipment Exhibition & Forum Participation Guide
Tsubamoto Chain Co., Ltd. will exhibit the wheelchair‑accessible curb‑lift device 'Chain Waiter' at the H.C.R.2026 53rd International Welfare Equipment Exhibition & Forum, held at Tokyo Big Sight from October 7–9, 2026. The Chain Waiter uses zip chains to enable movement over steps up to 4 meters and, with its independent seismic‑resistant frame, can be installed in existing buildings quickly and at low cost. The new model Chain Waiter Z2 will also be showcased for the first time, allowing visitors to experience its ride comfort.
Tsubakimoto Chain and MagnesAG Collaborate on Gait Assistance Device
Tsubakimoto Chain has begun a comprehensive collaboration with MagnesAG to develop AI-powered smart shoes intended to help reduce freezing of gait in people with Parkinson’s disease. The companies will work with medical institutions to improve patients’ quality of life.
Trial of Medical Bed Transport Assist Device Begins
Tsubakimoto Chain Co. and the National Hospital Organization Osaka National Hospital developed a prototype device to assist with transporting medical beds. Demonstration trials will begin in October 2026 at Osaka National Hospital and other NHO facilities, aiming to reduce the workload of healthcare professionals.
Okayama Plant Resumes Operations
The Okayama Plant, which had been closed due to a power outage, resumed operations on September 14, 2026, after safety checks and restoration work were completed. The company apologized for the inconvenience caused to its business partners and other stakeholders.
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Public records
GOV
National Tax Agency basic information2120001002188
Source: National Tax Agency Corporate Number Publication Site, basic three items