Mechanical ComponentsTrim Covers (Exterior)Automotive Parts, Medical Equipment, and Special VehiclesManufacturing and Sales of Automotive Seats and Seat Components
Produced "Tamajunior" seats for Tokyo Electric Motor Company (later Prince Motor Company), becoming the first automotive seat spring assembly (spring assembly) of our company
The beginning of the automotive seat business
The beginning of the automotive seat business
Tokyo Electric Motor (later Prince Motor Company)
Produced seats for the Tamajunior.
It was our first automotive seat spring assembly (spring assembly) project
The seat for "Nissan Bluebird (310)" became the first self-developed design of our company, received the first Skyline order, and has remained a representative production model to the present
Expanded orders as a full-cycle seat manufacturer; the seat for the Nissan Bluebird (310) became our first in-house design. We also received orders for the first Skyline, which has become a representative production model up to the current model
As a full-cycle seat manufacturer
Expanded orders
The seat for the Nissan Bluebird (310) became our first in-house design.
We also received orders for the first Skyline, which has become a representative production model up to the current model
1954 (Showa 29): April: Established Tachikawa Spring Co., Ltd. in Tachikawa City, Tokyo.
Established Tachikawa Spring Co., Ltd. in Tachikawa City, Tokyo
1959 (Showa 34): September: Moved headquarters and factory to Akishima City, Tokyo.
Moved headquarters and factory to Akishima City, Tokyo
Made seats for the Imperial Crown car (Nissan Prince Royal), incorporating numerous ideas into the basic layout of the throne seat and pursuing shapes and performance that matched its unique functions
Produced the first domestic seat for the Emperor's official car (Nissan Prince Royal). Pursued the basic layout of the throne seat and a shape and performance that matched its unique functions
Produced the first domestic seat for the Emperor's official car
Made a seat for the Emperor's official car (Nissan Prince Royal).
Incorporated numerous ideas into the basic layout of the throne seat and pursued a shape and performance that matched its unique functions
1961 (Showa 36): April: Established Tachikawa Spring Co., Ltd. (now Tachi-S H&P) in Akishima City, Tokyo.
Established Tachikawa Fetter Co., Ltd. (now TachiES H&P Co., Ltd.) in Akishima City, Tokyo
1969 (Showa 44): April: Opened Ome Factory in Ome City, Tokyo.
Opened Ome plant in Ome City, Tokyo
Established "Nippon Aerospace Co., Ltd." and produced aircraft seats. Expanded into bus seat business, growing beyond passenger car seats
Established Japan Aerospace Co., Ltd. to expand the aircraft and bus seat business, producing aircraft seats and entering the bus seat market, expanding beyond passenger car seats
Expansion of business
― Aircraft seat / Bus seat ―
Established "Japan Aerospace Co., Ltd." and produced aircraft seats. Expanded into bus seat business, growing beyond passenger car seats.
1971 (Showa 46): October: Established Nippon Puruma Flex Co., Ltd. (later Tachi-S Parts Co., Ltd.) in Anjo City, Aichi.
Established Nippon Purumflex Co., Ltd. (later TachiES Parts Co., Ltd.) in Ome City, Tokyo
1973 (Showa 48): March: Received capital participation from Nissan Motor Co., Ltd., Hino Motors, Ltd. (now Hino Motors, Ltd.), and Mitsubishi Motors Corporation (later all three divested their shares).
Received capital participation from Nissan Motor Co., Ltd., Hino Motors, Ltd. (now Hino Motors, Ltd.), and Mitsubishi Motors Corporation (later all shares were divested by the three companies)
1976 (Showa 51): February: Established joint venture Nikkyo Industries Co., Ltd. in Kyoto-gun, Fukuoka Prefecture.
Established joint venture Nikkyo Industries Co., Ltd. in Kitakyushu, Kyoto Prefecture
August: Established Tachikawa Industries Co., Ltd. (now Nui Tec Corporation) in Omori Town, Hiraka District, Akita Prefecture (now Yokote City).
Established Tachikawa Industrial Co., Ltd. (now Nui Tec Corporation) in Omori Town, Hiraka District, Akita Prefecture (now Yokote City)
1977 (Showa 52): April: Opened Aichi Factory in Anjo City, Aichi.
Opened Aichi plant in Anjo City, Aichi Prefecture
1980 (Showa 55): January: Opened Musashi Factory in Iruma City, Saitama.
Developed adhesive molding process, and seats produced by this method are installed in various vehicle models
Established Musashi Factory in Iruma City, Saitama Prefecture
Developed proprietary adhesive molding technology, enabling produced seats to be installed in various vehicle models
Developed proprietary "adhesive molding process"
Developed an adhesive molding process. Seats produced by this method are installed in various vehicle models.
1982 (Showa 57): February: Opened Tochigi Factory in Kokubunji Town, Shimotsuga District, Tochigi (now Shimotsuke City).
Established Tochigi Factory in Kunitachi Town, Shimotsuga District, Tochigi Prefecture (now Shimogo City)
July: Opened Hiratsuka Factory in Hiratsuka City, Kanagawa.
Established Hiratsuka Factory in Hiratsuka City, Kanagawa Prefecture
1984 (Showa 59): October: Opened Suzuka Factory in Suzuka City, Mie.
Established Suzuka Factory in Suzuka City, Mie Prefecture
1986 (Showa 61): April: Changed company name to Tachi-S Co., Ltd.
Changed corporate name to Tachi S Co., Ltd.
July: Established TACHI-S Engineering U.S.A., Inc. in Michigan, USA.
Established TACHI-S Engineering U.S.A., Inc. in Michigan, USA
December: Listed on the Second Section of the Tokyo Stock Exchange
Listed on the Second Section of the Tokyo Stock Exchange
1987 (Showa 62): September: Established joint venture SETEX, Inc. in Ohio, USA
Established joint venture SETEX, Inc. in Ohio, USA
October: Established Tachies Service Co., Ltd. in Ichikawa City, Tokyo
Established Tachi S Service Co., Ltd. in Akishima City, Tokyo
1989 (Heisei 1): January: Made Fuji Takahiro Industrial Co., Ltd. (now Nui Tec Corporation) a subsidiary
Made Fuji Takahashi Industrial Co., Ltd. (now Nui Tec Corporation) a subsidiary
Continuously developed proprietary seat technologies, creating industry standards such as "integrated headrest foam technology" and "long slide rail"
Continuously developed proprietary seat technologies such as integrated headrest foam and long-slide rails
Continuously developed seat-related proprietary technologies
Sought further differentiation from other companies, later developing industry-standard "integrated headrest foam technology" and "long slide rail."
1991 (Heisei 3): April: Established Industria de Asiento Superior, S.A. de C.V. in Aguascalientes, Mexico
Established Industria de Asiento Superior, S.A. de C.V. in Aguascalientes, Mexico
1993 (Heisei 5): March: Opened a technology center in Ome City, Tokyo
Established Technology Center in Ome City, Tokyo
1999 (Heisei 11): August: Opened Aichi Technology Center in Anjo City, Aichi Prefecture; Capital partnership with Fuji Kiko Co., Ltd.
Established Aichi Technology Center in Anjo City, Aichi Prefecture and formed a capital partnership with Fuji Kiko Co., Ltd.
Developed lightweight seat frames, taking the first step toward global deployment of standard frames
Developed a lightweight seat frame, taking the first step toward global deployment of the standard frame
Developed Global Standard Frame
Developed a lightweight seat frame, taking the first step toward global deployment of standard frames.
2001 (Heisei 13): July: Established joint venture Zhengzhou Taixin Automotive Interior Parts Co., Ltd. in Zhengzhou, Henan Province, China
Established joint venture Zhengzhou Taixin Automobile Interior Parts Co., Ltd. in Zhengzhou, Henan Province, China
2002 (Heisei 14): May: Moved headquarters and changed main office location
Relocated headquarters and changed main office location
June 2002: Closed headquarters factory
Closed headquarters factory
2003 (Heisei 15): March: Reclassified to the First Section of the Tokyo Stock Exchange
Reclassified to the First Section of the Tokyo Stock Exchange
October 2003: Started real estate rental business
2004 (Heisei 16): March: Established joint venture Fuji Autotech U.S.A., LLC (now TF-METAL U.S.A., LLC) in Kentucky, USA
Established joint venture Fuji Autotech U.S.A., LLC (now TF-METAL U.S.A., LLC) in Kentucky, USA
November 2004: Established joint venture Guangzhou Tailey Automotive Seat Co., Ltd. in Guangzhou, Guangdong Province, China
Established joint venture Guangzhou Taile Automobile Seat Co., Ltd. in Guangzhou, Guangdong Province, China
September 2005 (Heisei 17): Established Taiji (Guangzhou) Automotive Interior Co., Ltd. in Guangzhou, Guangdong Province, China
Established Taijue (Guangzhou) Automobile Interior Co., Ltd. in Guangzhou, Guangdong Province, China
December 2005: Established joint venture TACLE Seating U.S.A., LLC (now TACHI-S Automotive Seating U.S.A., LLC) in Tennessee, USA
Established the joint venture TACLE Seating U.S.A., LLC (now TACHI-S Automotive Seating U.S.A., LLC) in Tennessee, USA.
2006 (Heisei 18): July: Established Nui Tec Corporation as the parent company of the sewing business
Established Nui Tec Corporation, the parent company of the sewing business.
November 2006: Strategic partnership with Kaisen Industrial Co., Ltd.
Entered into a business partnership with Kasei Industrial Co., Ltd.
2007 (Heisei 19): May: Nui Tec Corporation absorbed and merged with Tachikawa Industrial Co., Ltd. and Fuji Takahiro Industrial Co., Ltd.
Nui Tec Corporation absorbed Tachikawa Industrial Co., Ltd. and Fuji Takah Industrial Co., Ltd.
2008 (Heisei 20): May: Opened Advanced Technology Center in Ome City, Tokyo
Opened the Advanced Technology Center in Ome City, Tokyo.
June 2008: Established a joint venture Wuhan Taiji Jiangsen Automotive Seating Co., Ltd. (now Wuhan Dongfeng Taiji Aisi Yan Zeng Automotive Seating Co., Ltd.) in Wuhan, Hubei Province, China.
Established the joint venture Wuhan Taijue Jiangsen Automotive Seat Co., Ltd. (now Wuhan Dongfeng Taijue Aisi Yanzeng Automotive Seat Co., Ltd.) in Wuhan, Hubei Province, China.
2008 (Heisei 20): June: Established joint venture Wuhan Taiji Jiangsen Automotive Seat Co., Ltd. (now Wuhan Dongfeng Taiji Aisi Yanzhen Automotive Seat Co., Ltd.) in Wuhan, Hubei Province, China
Proposed a new concept seat featuring minimal seating surface optimized for human support, high-strength slim seat structure with a new skeleton, and a removable system using sewing technology
TachiES continues to propose the future of seats
Pursues minimal seating surfaces optimized for human support, and proposes new concept seats featuring high-strength, slim structures with new skeletons, as well as interchangeable seats applying sewing technology.
April 2010 (Heisei 22): Established a joint venture TACLE Seating Thailand Co., Ltd. (now TACHI-S Automotive Seating (Thailand) Co., Ltd.) in Bangkok, Thailand.
Established the joint venture TACLE Seating Thailand Co., Ltd. (now TACHI-S Automotive Seating (Thailand) Co., Ltd.) in Bangkok, Thailand.
Established joint venture TACLE Seating Thailand Co., Ltd. (now TACHI-S Automotive Seating (Thailand) Co., Ltd.) in Bangkok, Thailand
April 2011 (Heisei 23): Established a joint venture Zhengzhou Dongfeng Li Er Tai Xinx Automotive Seating Co., Ltd. in Zhengzhou, Henan Province, China.
Established the joint venture Zhengzhou Dongfeng Li Er Tai New Automotive Seat Co., Ltd. in Zhengzhou, Henan Province, China.
Established joint venture Zhengzhou Dongfeng Li Er Tai New Automotive Seat Co., Ltd. (now Zhengzhou Dongshi Li Er Tai New Automotive Seat Co., Ltd.) in Zhengzhou, Henan Province, China
October 2011: Established Taiji Aisi (Guangzhou) Enterprise Management Co., Ltd. (now Taiji Aisi (China) Investment Co., Ltd.) in Guangzhou, Guangdong Province, China.
Established Taijue Aisi (Guangzhou) Enterprise Management Co., Ltd. (now Taijue Aisi (China) Investment Co., Ltd.) in Guangzhou, Guangdong Province, China.
April 2012 (Heisei 24): Opened the Technology and Manufacturing Center in Ome City, Tokyo.
Opened the Technology and Manufacturing Center in Ome City, Tokyo.
May 2012: Established TACHI-S Engineering Latin America, S.A. de C.V. in Aguascalientes, Mexico.
Established TACHI-S Engineering Latin America, S.A. de C.V. in Aguascalientes, Mexico.
August 2012: Established Fuji Kiko TACHI-S Mexico, S.A. de C.V. (now TF-METAL Mexico, S.A. de C.V.) in Aguascalientes, Mexico; transferred the functions of the Ome City technology center to the Technology and Manufacturing Center and closed the technology center; established TACHI-S Brasil Industria de Assentos Automotivos Ltda. in Rio de Janeiro, Brazil.
Established Fuji Kiko TACHI-S Mexico, S.A. de C.V. (now TF-METAL Mexico, S.A. de C.V.) in Aguascalientes, Mexico; transferred the functions of the technology center in Ome City to the Technology and Manufacturing Center and closed the technology center; established TACHI-S Brasil Industria de Assentos Automotivos Ltda. in Rio de Janeiro, Brazil.
Established Fuji Kiko TACHI-S Mexico, S.A. de C.V. (now TF-METAL Mexico, S.A. de C.V.) in Aguascalientes, Mexico; transferred the functions of the technology center in Ome City, Tokyo to the Technology & Manufacturing Center and closed the technology center; established TACHI-S Brasil Industria de Assentos Automotivos Ltda. in Rio de Janeiro, Brazil
September 2012: Established SETEX Automotive Mexico, S.A. de C.V. in Guanajuato, Mexico.
Established SETEX Automotive Mexico, S.A. de C.V. in Guanajuato, Mexico.
January 2013 (Heisei 25): Established TACHI-S Engineering Vietnam Co., Ltd. in Ho Chi Minh City, Vietnam.
Established TACHI-S Engineering Vietnam Co., Ltd. in Ho Chi Minh City, Vietnam.
February 2013: Established a joint venture APM TACHI-S Seating Systems Sdn. Bhd. in Selangor, Malaysia.
Established the joint venture APM TACHI-S Seating Systems Sdn. Bhd. in Selangor, Malaysia.
May 2013: Changed the business type of Taiji Aisi (Guangzhou) Enterprise Management Co., Ltd. to Taiji Aisi (Guangzhou) Investment Co., Ltd. (now Taiji Aisi (China) Investment Co., Ltd.).
Changed the business type of Taijue Aisi (Guangzhou) Enterprise Management Co., Ltd. to Taijue Aisi (Guangzhou) Investment Co., Ltd. (now Taijue Aisi (China) Investment Co., Ltd.).
July 2013: Established a joint venture Xiangyang Dongfeng Li Er Taiji Aisi Automotive Seating Co., Ltd. (now Xiangyang Dongshi Li Er Taiji Aisi Automotive Seating Co., Ltd.) in Xiangyang, Hubei Province, China.
Established the joint venture Xiangyang Dongfeng Li Er Taijue Aisi Automotive Seat Co., Ltd. (now Xiangyang Dongshi Li Er Taijue Aisi Automotive Seat Co., Ltd.) in Xiangyang, Hubei Province, China.
Established the joint venture Dalian Dongfeng Li Er Taijue Aisi Automotive Seat Co., Ltd. (now Dalian Dongshi Li Er Taijue Aisi Automotive Seat Co., Ltd.) in Dalian, Liaoning Province, China.
Established joint venture Dalian Dongfeng Li Er Tai Aisi Automotive Seat Co., Ltd. (now Dalian Dongshi Tai Aisi Automotive Seat Co., Ltd.) in Dalian, Liaoning Province, China
Established Taijue Aisi (Wuhan) Automotive Interior Co., Ltd. in Wuhan, Hubei Province, China.
Due to changes in investment ratios, fully acquired TACLE Seating U.S.A., LLC and TACLE Seating Thailand Co., Ltd.; renamed TACLE Seating U.S.A., LLC to TACHI-S Automotive Seating U.S.A., LLC and TACLE Seating Thailand Co., Ltd. to TACHI-S Automotive Seating (Thailand) Co., Ltd.
Due to changes in investment ratios, the joint ventures TACLE Seating U.S.A., LLC and TACLE Seating Thailand Co., Ltd. were fully acquired. TACLE Seating U.S.A., LLC was renamed TACHI-S Automotive Seating U.S.A., LLC, and TACLE Seating Thailand Co., Ltd. was renamed TACHI-S Automotive Seating (Thailand) Co., Ltd.
Established Taiji Aisi (Zhengzhou) Automotive Seating R&D Co., Ltd. in Zhengzhou, Henan Province, China.
Fully acquired Tachie Koto Co., Ltd. (now Tachie H&P Co., Ltd.).
Established joint venture APM TACHI-S Seating Systems Vietnam Co., Ltd. in Da Nang, Vietnam
Entered into a business partnership with Toyota Textile Co., Ltd.
Acquired all shares of TF-METAL Co., Ltd. and made it a subsidiary
Acquired all shares of TF-METAL Co., Ltd. and made it a subsidiary (including the company and its subsidiaries)
Tachie Koto Co., Ltd. absorbed Tachie Parts Co., Ltd. and changed its name to Tachie H&P Co., Ltd.
Established Hunan Taiji Aisi Automotive Seating Co., Ltd. in Changsha, Hunan Province, China.
Established Wuhan Dongshi Li Er Taiji Aisi Automotive Seating Co., Ltd. in Wuhan, Hubei Province, China.
Established Zhejiang Taiji Xin Automotive Parts Co., Ltd. in Jiaxing, Zhejiang Province, China.
Established joint venture Uno Minda TACHI-S Seating Private Limited in Delhi, India
Closed Hiratsuka plant and transferred functions to Musashi plant: moved headquarters to Technology & Manufacturing Center and changed main office location
Closed the Hiratsuka plant and transferred its functions to the Musashi plant. Moved headquarters to the Technology & Manufacturing Center and changed the main office location
Closed Ome plant and transferred functions to Musashi plant
TACHI-S Automotive Seating U.S.A., LLC absorbed TACHI-S Engineering U.S.A., Inc. and changed its name to TACHI-S North America, LLC
Tachies Inc. issued the Integrated Report 2026 and published it on its website. The report introduces growth strategies and value creation initiatives based on the medium-term management plan, human capital management, sustainability, DX promotion, and governance strengthening. The English version is scheduled to be issued around the end of November 2026.
Tatice H&P, a subsidiary of Tatice Co., Ltd., and TF-METAL will co-exhibit at the 53rd H.C.R.2026 International Welfare Equipment Exhibition & Forum, held at Tokyo Big Sight from October 7 to 9, 2026. The showcased products include electric reclining chairs and standing assistance stools, providing visitors with the opportunity to touch and experience them firsthand.
株式会社タチエスは青梅市のわかぐさ公園の命名権を取得し、2026年10月1日から愛称を「タチエスわかぐさ公園」に変更しました。地域の名称を大切にし、地域社会とのつながりを深めることを目的としています。
On September 1, 2026, Tachi-S Co., Ltd. was certified as a DX Certified Business Operator under the Ministry of Economy, Trade and Industry’s DX Certification System. The certification indicates that its efforts to transform its business and improve corporate value through digital technology meet the program’s standards.
Dalian Dongshi Taijiais Automotive Seating Co., Ltd. (Dalian DLT) won the China regional award in the interior and exterior category of the 2026 Nissan Supplier Quality Award, its third win in that category. At the awards ceremony, Mr. Higuchi, deputy head of Dongfeng Nissan’s Manufacturing Division, praised the company’s performance in quality, delivery, and cost management and expressed expectations for continued innovation.
Tachies Inc. will observe a summer break from August 8 to 16, 2026. The Aichi Technical Center will also be closed on August 7 and 17. Other factories will also be closed during the same period.
Tachi-S Co., Ltd. will participate in the "Automotive Technology Expo 2026 Yokohama." Focusing on enhancing comfort inside the vehicle during autonomous driving, they will showcase 3D vibration seats and immersive seats. The new models are more compact and offer a higher quality mobility experience.
Tachi-Etsu Corporation will be closed for Golden Week from April 29 to May 5, 2026. During this period, some offices may refrain from phone support and accepting parcels. Details about the holiday period and support are provided.
Tachi-S Co., Ltd. held its new employee ceremony at its headquarters and factories on April 1, 2026. The new employees numbered 41, and the president and executives delivered congratulatory speeches, and certificates were handed to the new employees. The president encouraged them to cooperate with colleagues from diverse backgrounds and to grow.
Tachi-S Inc. held a tour and briefing session at its headquarters and Musashi Factory for investors and media on March 13, 2026. The briefing introduced initiatives related to the smart factory transformation of the automotive seat business and strengthening manufacturing competitiveness. At Musashi Factory, they confirmed automation equipment and inventory minimization efforts, and at the headquarters, they explained plans for new equipment and technology implementation.