TS TECH Co., Ltd.
Company Profile
Business Overview
-A seat manufacturer that is an affiliate of Honda. In the physical year that ended in March 31, 2026, sales to the Honda Group accounted for 86.4% of the TS Tech Group’s total revenue.
-The Company develops and manufactures interior components such as automotive seats, door trim, and others. It supplies seats and resin parts also for motorcycles.
-The Company supplied 2.31 million units, or 64% of Honda's automobile seats, in the fiscal year that ended in March 2026.
Shareholders
| -Listed on the Prime Market of the Tokyo Stock Exchange | (As of Mar. 31, 2026) |
| Name or Company Name | Investment Ratio (%) |
| Honda Motor Co., Ltd. | 21.88 |
| The Master Trust Bank of Japan, Ltd. (Trust Account) | 9.55 |
| Custody Bank of Japan, Ltd. (Trust Account) | 4.68 |
| OKAMOTO INDUSTRIES, INC. | 3.93 |
| SMBC Trust Bank Ltd. (Sumitomo Mitsui Banking Corporation Retirement Benefit Trust Account) | 3.76 |
| Sumitomo Life Insurance Company (Standing proxy Custody Bank of Japan, Ltd.) | 3.31 |
| Mitsubishi UFJ Trust and Banking | 2.25 |
| Nippon Life Insurance Company (Standing Proxy: The Master Trust Bank of Japan, Ltd.) | 2.20 |
| Mitsui Sumitomo Insurance Company, Limited | 2.09 |
| STATE STREET BANK AND TRUST COMPANY 505001 (Standing proxy Mizuho Bank, Ltd. Sales of Yen Settlements Department) | 1.85 |
| Total | 55.5 |
Products
Automotive products
Front seats
Middle seats
Rear seats
Door trims
History
| May, 1954 | The Company began producing motorcycle seats as Teito Fuhaku Kogyo Corporation's seat division in Nakano Ward, Tokyo. |
| Jul. 1955 | Teito Fuhaku Kogyo Corporation's seat division established a factory in Hamamatsu City, Shizuoka Prefecture. |
| Feb. 1960 | Teito Fuhaku Kogyo Corporation's seat division established a factory in Asaka, Saitama Prefecture. |
| Dec. 1960 | Tokyo Seat Co., Ltd. was established, taking over all operations of Teito Fuhaku Kogyo Corporation's seat division. |
| Mar. 1962 | The Company established its Suzuka Plant in Suzuka City, Mie Prefecture. |
| Jun. 1963 | The Company started producing seats for four-wheel vehicles at the Asaka plant (now called Saitama plant). |
| Oct. 1965 | The Company established its Gyoda plant (now called Saitama plant) in Gyoda City, Saitama Prefecture. |
| Dec. 1968 | The Company established its Hamakita plant (now called Hamamatsu plant) in Hamamatsu City, Shizuoka Prefecture. |
| Sep. 1971 | The company established its Takaoka plant (now called Hamamatsu plant) in Hamamatsu City, Shizuoka Prefecture. |
| Jan. 1976 | The Company established Kyushu TS Co., Ltd. (now a consolidated subsidiary) in Kikuchi City, Kumamoto Prefecture. |
| Mar. 1976 | The Company established its Sayama plant (now called Saitama plant) in Kawagoe City, Saitama Prefecture. |
| Feb. 1977 | The Company established Tri-Con Industries, Ltd. (now a consolidated subsidiary) in Nebraska, U.S.A. |
| Feb. 1977 | The Company acquired a 100 stake in Shinwa Kogyo (now a consolidated subsidiary called TS Logistics). |
| Jul. 1978 | Hamamatsu Sales Office was established (now called Honda Primo TS Co., Ltd.) in Hamamatsu City, Shizuoka Prefecture. |
| Nov. 1983 | The Company established its Saitama Sales Office (now called Honda Primo TS Co., Ltd.) in Konosu City, Saitama Prefecture. |
| Nov. 1986 | The Company established TS Trim Industries, Inc. (now a consolidated subsidiary) in Ohio, U.S.A. |
| Nov. 1988 | The Company established its Konosu plant (now called Saitama plant) in Konosu City, Saitama Prefecture. |
| Nov. 1988 | The Company established a technical center in Takanezawa-machi, Shioya-gun, Tochigi Prefecture. |
| Feb. 1989 | The Company increased its capital to 4.7 billion yen. |
| Feb. 1990 | The Company established its Tochigi plant (now called Saitama plant) in Takanezawa-machi, Shioya-gun, Tochigi prefecture. |
| Sep. 1994 | The Company established Tokyo Seat Philippines, Inc. (now a consolidated subsidiary called TS Tech Trim Philippines, Inc.) in Laguna, the Philippines. |
| Dec. 1994 | The Company called TS Tech USA Corporation (now a consolidated subsidiary) in Ohio, U.S.A. |
| Mar. 1995 | The Company established a joint venture, TS Tech (Thailand) Co., Ltd. (now a consolidated subsidiary) in Ayutthaya, Thailand. |
| Jun. 1995 | The Company established TS Tech North America, Inc. (now a consolidated subsidiary) in Ohio, U.S.A. |
| Mar. 1996 | The Company established TS Tech Canada, Inc. (now a consolidated subsidiary) in Ontario, Canada. |
| Mar. 1996 | The Company established TS Tech Philippines, Inc. (now a consolidated subsidiary) in Laguna, the Philippines. |
| Oct. 1996 | The Company established a joint venture, TS Tech do Brasil, Ltda. (now a consolidated subsidiary), in Brazil. |
| Feb. 1997 | The Company established a joint venture, TS Tech Sun (India) Ltd., in Noida, India. |
| Oct. 1997 | The Company adopted a new name, TS Tech Co., Ltd. |
| Apr. 1999 | The Company established TS Tech UK, Ltd. (now a consolidated subsidiary) in Wiltshire, U.K. |
| Jun. 2000 | The Company established TS Tech Alabama, Llc. (now a consolidated subsidiary) in Alabama, U.S.A. |
| Jul. 2001 | The Company established a joint venture, Guangzhou TS Automotive Interior Systems Co., Ltd. (now a consolidated subsidiary), in Guangdong, China. |
| Oct. 2001 | The Company established Honda Primo TS Saitama Co., Ltd. (now a consolidated subsidiary called Honda Primo TS Co., Ltd.) in Saitama. |
| Oct. 2001 | The Company established Honda Primo TS Chubu Co., Ltd. |
| Feb. 2003 | The Company established a joint venture, PT.TS Tech Indonesia (now a consolidated subsidiary), in Indonesia. |
| Mar. 2003 | The Company established TS Tech (Hong Kong) Co., Ltd. (now a consolidated subsidiary) in Hong Kong. |
| Feb. 2004 | Honda Primo TS Co., Ltd. (now a consolidated subsidiary) absorbed Honda Primo TS Chubu Co., Ltd. |
| Jun. 2004 | The Company established a joint venture, Guangzhou Tech Interior Trim Manufacturing Co., Ltd. (now a consolidated subsidiary) in Guangdong, China. |
| Sep. 2004 | The Company established Ningbo FTZ TS Trimont Automotive Interior Inc. in Zhejiang Province, China. |
| Sep. 2004 | The Company established Ningbo EPZ TS Trimont Automotive Interior Inc. in Zhejiang Province, China. |
| Apr. 2005 | The Company established a joint venture, Wuhan TS-GSK Auto Parts Co., Ltd. in Hubei Province, China. |
| Oct. 2005 | The Company established TriMold LLC. (now a consolidated subsidiary) in Ohio, U.S.A. |
| Feb. 2007 | The Company was listed on the First Section of the Tokyo Stock Exchange. |
| Apr. 2007 | The Company established TS Tech Indiana, LLC (now a consolidated subsidiary) in Indiana, U.S.A. |
| Jul. 2008 | The Company established a joint venture, TS Tech Sun Rajasthan Pvt. Ltd. (now a consolidated subsidiary) in Rajasthan, India. |
| Jun. 2011 | Established TS TECH Deutschland GmbH, a non-consolidated subsidiary, in Land Hessen, Germany. |
| Jan. 2013 | Established TS Tech Asian Co., Ltd. (now a consolidated subsidiary) in Bangkok, Thailand. |
| Mar. 2013 | Established TS TECH Hungary Kft., a non-consolidated subsidiary, in Pest Hungary. |
| Apr. 2013 | Established TST Manufacturing de Mexico, S. de R.L. De C.V. (now a consolidated subsidiary) in Guanajuato, Mexico. |
| Dec. 2013 | Established TS Tech (Kabinburi) Co., Ltd. (now a consolidated subsidiary) in Prachin Buri, Thailand. |
| Jun. 2014 | Established TS Tech (Mandal) Private Limited, a non-consolidated subsidiary, in Gujarat, India. |
| Jun. 2014 | Established TS Trim Brasil S/A (now a consolidated subsidiary) in Minas Gerais, Brazil. |
| Sep. 2015 | Established TS TECH BUSINESS SERVICES PHIPPINES, INC. (now a non-consolidated subsidiary) in Manila Metropolitan Area in the Philippines. |
| Dec. 2015 | Established TS TECH BANGLADESH LIMITED (now a non-consolidated subsidiary) in Narayanganj, Bangladesh. |
| Jul. 2021 | Dissolved TS TECH UK LTS, a consolidated subsidiary in the UK. |
| Oct. 2021 | Established joint-venture company TSML INNOVATIONS, LLC (currently a consolidated subsidiary) in Texas, USA. |
| Nov. 2021 | Established joint-venture company TS DE SAN PEDRO INDUSTRIES, S. DE R.L. DE C.V. (currently a consolidated subsidiary) in Coahuila, Mexico. |
| Dec. 2021 | Established TS TECH Poland sp. z o.o. (currently a consolidated subsidiary) in Silesia, Poland. |
| Apr. 2022 | Moved from the First Section of the Tokyo Stock Exchange to the Prime Market due to the TSE's reorganization. |
| Jun. 2022 | Established CHONGQING TS AUTO PARTS CO., LTD. (currently a consolidated subsidiary) |
Supplemental Information 1
>>>FY ending Mar. 2008 Business report
>>>FY ending Mar. 2009 Business report
>>>FY ending Mar. 2010 Business report
>>>FY ending Mar. 2011 Business report
>>>FY ending Mar. 2012 Business report
>>>FY ending Mar. 2013 Business report
>>>FY ending Mar. 2014 Business report
>>>FY ending Mar. 2015 Business report
>>>FY ending Mar. 2016 Business report
>>>FY ending Mar. 2017 Business report
>>>FY ending Mar. 2018 Business report
>>>FY ending Mar. 2019 Business report
>>>FY ending Mar. 2020 Business report
>>>FY ending Mar. 2021 Business report
>>>FY ending Mar. 2022 Business report
>>>FY ending Mar. 2023 Business report
>>>FY ending Mar. 2024 Business report
>>>FY ending Mar. 2025 Business report
Archives of Past Exhibits
Note: A figure in brackets ( ) indicates a loss



Japan
USA
Mexico
Germany
China (Shanghai)
Thailand
India