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User Guide
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CONTENTS
SERVICE
About the Information Platform
ENGLISH
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TS TECH Co., Ltd.

Company Profile

■URL

https://www.tstech.co.jp/english/

■Address

3-7-27 Sakae-cho, Asaka-shi, Saitama 351-0012, Japan

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
Access the latest exhibition info.
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Products

Automotive products
Front seats
Middle seats
Rear seats
Door trims

View latest major parts supplier agreements.
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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

×
Tokyo Motor Show 2019
Next-generation vehicle interior "INNOVAGE"
- Demonstration of next-generation vehicle cabin space with a seat arrangement function that switches the positions of the seats for various situations such as when entering and exiting the vehicle, or when driving. Other sensors and functions include breathing and heart rate sensing functions, physique and posture sensing functions for automatic proper seat adjustment, massage function, and lighting controls.
Tokyo Motor Show 2019
Next-generation vehicle interior "INNOVAGE"
- Demonstration of next-generation vehicle cabin space with a seat arrangement function that switches the positions of the seats for various situations such as when entering and exiting the vehicle, or when driving. Other sensors and functions include breathing and heart rate sensing functions, physique and posture sensing functions for automatic proper seat adjustment, massage function, and lighting controls.
Tokyo Motor Show 2019
Next-generation vehicle interior "INNOVAGE"
- Demonstration of next-generation vehicle cabin space with a seat arrangement function that switches the positions of the seats for various situations such as when entering and exiting the vehicle, or when driving. Other sensors and functions include breathing and heart rate sensing functions, physique and posture sensing functions for automatic proper seat adjustment, massage function, and lighting controls.
Tokyo Motor Show 2019
Next-generation vehicle interior "INNOVAGE"
- Demonstration of next-generation vehicle cabin space with a seat arrangement function that switches the positions of the seats for various situations such as when entering and exiting the vehicle, or when driving. Other sensors and functions include breathing and heart rate sensing functions, physique and posture sensing functions for automatic proper seat adjustment, massage function, and lighting controls.
Tokyo Motor Show 2019
Next-generation vehicle interior "INNOVAGE"
- Demonstration of next-generation vehicle cabin space with a seat arrangement function that switches the positions of the seats for various situations such as when entering and exiting the vehicle, or when driving. Other sensors and functions include breathing and heart rate sensing functions, physique and posture sensing functions for automatic proper seat adjustment, massage function, and lighting controls.
Tokyo Motor Show 2019
Next-generation vehicle interior "INNOVAGE"
- Demonstration of next-generation vehicle cabin space with a seat arrangement function that switches the positions of the seats for various situations such as when entering and exiting the vehicle, or when driving. Other sensors and functions include breathing and heart rate sensing functions, physique and posture sensing functions for automatic proper seat adjustment, massage function, and lighting controls.
Tokyo Motor Show 2019
Light-weight alternative seat cover material FLEST
- Alternative to natural leather or polyurethane synthetic artificial leather seat materials. 30% lighter than current materials.
Tokyo Motor Show 2019
Light-weight alternative seat cover material FLEST
- Alternative to natural leather or polyurethane synthetic artificial leather seat materials. 30% lighter than current materials.
Tokyo Motor Show 2019
Lean Frame
- Weight reduction achieved by utilizing aluminum for part of the frame. The total weight of a manually adjusted frame is less than 10kg.
Tokyo Motor Show 2019
Lean Frame
- Weight reduction achieved by utilizing aluminum for part of the frame. The total weight of a manually adjusted frame is less than 10kg.
Tokyo Motor Show 2019
Lean Frame
- Weight reduction achieved by utilizing aluminum for part of the frame. The total weight of a manually adjusted frame is less than 10kg.
Tokyo Motor Show 2019
Lean Frame
- Weight reduction achieved by utilizing aluminum for part of the frame. The total weight of a manually adjusted frame is less than 10kg.
Tokyo Motor Show 2019
Lean Frame
- Weight reduction achieved by utilizing aluminum for part of the frame. The total weight of a manually adjusted frame is less than 10kg.
Tokyo Motor Show 2019
Heated comfort seat (left), high-efficiency ventilation seat (right)
Tokyo Motor Show 2019
Heated comfort seat (left), high-efficiency ventilation seat (right)
Tokyo Motor Show 2019
Environmentally-friendly door trim material
Tokyo Motor Show 2019
Environmentally-friendly door trim material
Tokyo Motor Show 2019
Environmentally-friendly door trim material
Tokyo Motor Show 2019
Environmentally-friendly door trim material
Tokyo Motor Show 2019
Environmentally-friendly door trim material
Tokyo Motor Show 2019
Lightweight height adjuster
Tokyo Motor Show 2019
Lightweight height adjuster
Tokyo Motor Show 2019
Lightweight height adjuster
Tokyo Motor Show 2019
Lightweight height adjuster
Tokyo Motor Show 2019
Lightweight height adjuster
Tokyo Motor Show 2019
Ultralight, high-strength seat lock mechanism
Tokyo Motor Show 2019
Ultralight, high-strength seat lock mechanism
Tokyo Motor Show 2019
Ultralight, high-strength seat lock mechanism
Tokyo Motor Show 2019
Ultralight, high-strength seat lock mechanism
Tokyo Motor Show 2019
Ultralight, high-strength seat lock mechanism
Tokyo Motor Show 2019
Film insert molding
Tokyo Motor Show 2019
Film insert molding
Tokyo Motor Show 2019
Film insert molding
Tokyo Motor Show 2019
Technology to reduce collision injury index and in front and rear collisions
Tokyo Motor Show 2019
Technology to reduce collision injury index and in front and rear collisions
Tokyo Motor Show 2019
Technology to reduce collision injury index and in front and rear collisions
Tokyo Motor Show 2019
Technology to reduce collision injury index and in front and rear collisions
Tokyo Motor Show 2019
Technology to reduce collision injury index and in front and rear collisions
Tokyo Motor Show 2019
"Beloved" seat system ("Aisareru Seat")
- Technology that uses sensing functions in the seat to link to applications and entertainment content.
Tokyo Motor Show 2019
"Beloved" seat system ("Aisareru Seat")
- Technology that uses sensing functions in the seat to link to applications and entertainment content.
Tokyo Motor Show 2017
Seat
Installed vehicle: Honda "NSX"
Tokyo Motor Show 2017
Seat
Installed vehicle: Honda "Civic Type R"
Tokyo Motor Show 2015
Tokyo Motor Show 2015
Ambient seat
-Senses the passenger's emotions. This seat reads the driver’s brain waves and changes its color. -Offers a new type of seating arrangements for different driving situations for future autonomous cars.
Tokyo Motor Show 2015
Ambient seat
-Senses the passenger's emotions. This seat reads the driver’s brain waves and changes its color. -Offers a new type of seating arrangements for different driving situations for future autonomous cars.
Tokyo Motor Show 2015
Ambient seat
-Senses the passenger's emotions. This seat reads the driver’s brain waves and changes its color. -Offers a new type of seating arrangements for different driving situations for future autonomous cars.
Tokyo Motor Show 2015
Ambient seat
-Senses the passenger's emotions. This seat reads the driver’s brain waves and changes its color. -Offers a new type of seating arrangements for different driving situations for future autonomous cars.
Tokyo Motor Show 2015
Ambient seat
-Senses the passenger's emotions. This seat reads the driver’s brain waves and changes its color. -Offers a new type of seating arrangements for different driving situations for future autonomous cars.
Tokyo Motor Show 2015
Aibou seat
-Corrects posture by detecting the passenger's physical size and biological information.
Tokyo Motor Show 2015
Aibou seat
-Corrects posture by detecting the passenger's physical size and biological information.
Tokyo Motor Show 2015
Aibou seat
-Corrects posture by detecting the passenger's physical size and biological information.
Tokyo Motor Show 2015
Aibou seat
-Corrects posture by detecting the passenger's physical size and biological information.
Tokyo Motor Show 2015
Volkswagen "Golf Touran" 3rd row seat
-Passengers can easily arrange seats with one hand.
Tokyo Motor Show 2015
Volkswagen "Golf Touran" 3rd row seat
-Passengers can easily arrange seats with one hand.
Tokyo Motor Show 2015
Volkswagen "Golf Touran" 3rd row seat
-Passengers can easily arrange seats with one hand.
Tokyo Motor Show 2015
Volkswagen "Golf Touran" 3rd row seat
-Thin cushion
Tokyo Motor Show 2015
Rear seat "Escort Package"
Features: Seatbelt lifter Rear seat power seat Exit support
Tokyo Motor Show 2015
Rear seat "Escort Package"
Features: Seatbelt lifter Rear seat power seat Exit support
Tokyo Motor Show 2015
Rear seat "Escort Package"
Features: Seatbelt lifter Rear seat power seat Exit support
Tokyo Motor Show 2015
Front seats
Installed vehicle: Left: Honda "Civic Type R" Right: Honda "Fit"
Tokyo Motor Show 2015
Front seats
Installed vehicle: Left: Honda "Civic Type R" Right: Honda "Fit"
Tokyo Motor Show 2015
Front seats
Installed vehicle: Left: Honda "Civic Type R" Right: Honda "Fit"
Tokyo Motor Show 2015
Front seats
Installed vehicle: Left: Honda "Civic Type R" Right: Honda "Fit"
Tokyo Motor Show 2015
Front seats
Installed vehicle: Left: Honda "Civic Type R" Right: Honda "Fit"

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