FUJI BELLOWS CO.,LTD design thermostat, motor parts, equipment of a house, space apparatus, bellows.

  • japanese
  • chainese


The quest to offer reliable quality and develop the technology to support generations to come.


Ever since the founding of our company, Fuji Bellows Co.,Ltd. in 1947, we have been concentrating our effort on the research and development of the processing technology of bellows and the wax thermo-pellet and the applied product.
Our applied technology controlling temperature, pressure and fluid plays an active part in the wide fields such as an automotive equipment, a housing equipment, an aerospace instrument, a power tool, a vacuum equipment and a measuring/office equipment in today’s innovation.
We always challenge with new idea about utilization of clean energy (hydrogen society) and natural energy, energy saving, realization of comfortable living space based on safety and health, space development etc., product development that can contribute to every field and manufacturing. We will contribute globally with product development constantly considering global environment preservation as guiding principles of CSR(Corporate Social Responsibility), based on “safety and quality” and “technology and trust”.

President & C.E.O. Hideo Ando

Management Philosophy

  1. Customer consideration is utmost.
  2. Offering the latest technology and attractive products that meet the requests of customers worldwide.
  3. Making the “impossible” possible by challenging new goals.
  4. Building a brighter corporation based upon employer-employee reliance and responsibility.
  5. Becoming a global presence through corporate development.

Company Profile

Company businessDesign, Manufacture and Sales of each articles, such as various parts for Automotive & Industrial equipment, Housing equipment and Aircraft & Space equipment, as well as Bellows assembly.
Business lineAutomotive & Industrial equipment : Thermostat, Various temperature control valve, Thermo switch
Housing equipment : Flow control valve, Thermal valve
Aircraft & Space equipment : Bellows applied assembly
LocationHead officeKozono 969-1, Ayase-shi, Kanagawa-ken, Japan 252-1121
[ Tel: +81-467-70-0300 ] [ Fax: +81-467-77-1151 ]
Sales & Technology CenterKozono 968-1, Ayase-shi, Kanagawa-ken, Japan 252-1121
Technical Development Division [ Tel: +81-467-30-9025 ] [ Fax: +81-467-30-9028 ]
Sales Division [ Tel: +81-467-30-9026] [Fax: +81-467-30-9028 ]
Automotive Products DepartmentAyase plant
Kozono 969-1, Ayase-shi, Kanagawa-ken, Japan 252-1121
[ Tel: +81-467-70-0300 ] [ Fax: +81-467-77-1151 ]
Fuji plant
Fujioka 1374-5, Fuji-shi, Shizuoka-ken, Japan 417-0841
[ Tel: +81-545-34-1249 ] [Fax: +81-545-38-0806 ]
Housing Equipment DepartmentTsukuba plant
Fukaya 26, Kasumigaura-shi, Ibaraki-ken, Japan 300-0134
[ Tel: +81-29-897-1500] [Fax: +81-29-897-1782 ]
Aerospace DepartmentSagami plant
Fukamihigashi 1-6-8, Yamato-shi, Kanaghawa-ken, Japan 242-0012
[ Tel: +81-46-261-2405 ] [ Fax: +81-46-261-5045 ]
Subsidiary companyFuji Seiko Vietnam Co.,Ltd.
Standard Factory E, Nomura-Haiphong Industrial Zone,
An Hung Ward, An Duong District, Hai Phong City, Viet Nam
[ Tel: +84-225-3290-856 ] [Fax: +84-225-3290-855 ]


1947Founded in Fuji, Shizuoka. Started the production sales of metal bellows.
1951Reorganized to Co., Ltd. with the capital of ¥1,000,000.
1953Established plant in Tokyo (TK). The head office and Fuji plant moved toTK.R & D established in TK for engineers.
1961Sagami Plant established in Yamato, installed mass production System for bellows and applied bellows.
1963Established FTC Under joint management with STC
1967Fuji-Seiki Co.,Ltd. Founded in Fuji, Shizuoka.
1969Fuji-Thomson plant established in Ayase, Kanagawa in order to install the mass production of Wax Thermostat.
1985Established Tsukuba plant to produce OA & Vacuum equipment.
1992The head office moved to Sagami Plant, Yamato for the rationalization of management.
1999Merger of three companies (Fuji Bellows, Fuji-Thomson, Fuji-Seiki)
2011Established Fuji Seiko Vietnam Co., Ltd. (100% investment) in Nomura Industrial Park, Hai Phong City, Vietnam.
2016Headquarters moved to Ayase Office in Ayase City, Kanagawa Prefecture.
2017Fuji Seiko Vietnam Relocated within the same industrial estate.
The 70th anniversary in establishment.

Enterprise Composition

  • Automobile
  • Research institutes, universities
  • Consumer electrical appliances, heavy electric equipment
  • Aerospace
  • Measuring instruments, telecom and office equipment
  • Plant, nuclear power
  • Housing equipment
  • Vacuum and medical equipment, Precision instruments
  • General machinery, industrial equipment

Major Customers


  • IJTT Co.,Ltd.
  • Isuzu Motors Ltd.
  • Iseki Co.,Ltd.
  • Kawasaki Heavy Industries Ltd.
  • Keihin Corp.
  • Kobe Steel Ltd.
  • Komatsu Ltd.
  • General Motors Company
  • Suzuki Motor Corp.
  • Daihatsu Motor Co.,Ltd.
  • T.Rad Co.,Ltd.
  • Denso Corp.
  • Tokyo Roki Co.,Ltd.
  • Tohatsu Corp.
  • Toyota Industries Corp.
  • Toyota Motor Corp.
  • Nikki Co.,Ltd.
  • Nissan Motor Co.,Ltd.
  • Hitachi Automotive Systems Ltd.
  • Hino Motors Ltd.
  • Venn Co.,Ltd
  • Hokuetsu Industries Co.,Ltd.
  • Volvo Powertrain
  • Honda Motor Co.,Ltd.
  • Mazda Motor Corp.
  • Mikuni Corp.
  • Mitsubishi Heavy Industries Engine & Turbochager Ltd.
  • Mitsubishi Moters Corp.
  • Mitsubishi Heavy Industries Ltd.
  • Mitsubishi Fuso Truck & Bus Corp.
  • Yanmar Co., Ltd.
  • Yamaha Motor Co.,Ltd.
  • U-Shin Ltd.
  • UD Trucks Corp.
  • Yutaka Giken Co., Ltd.

Housing Equipment Parts

  • Janis Ltd.
  • Shinwa Sangyo Co.,Ltd.
  • Chofu Seisakusho Co.,Ltd.
  • TOTO Ltd.
  • TOCLAS Corp.
  • Noritz Corp.
  • Panasonic Corp.
  • YAGIKUMA Co.,Ltd.
  • LIXIL Corp.

Bellows. Aerospace Parts

  • IHI Corp.
  • IHI Aerospace Co.,Ltd.
  • Okano Valve Mfg.Co.
  • Sumitomo Precision Products Co.,Ltd
  • Sojitz Aerospace Corp.
  • Togo Sangyo Co.,Ltd.
  • Toshiba Corp.
  • JEOL Ltd.
  • Hitachi High-Technologies Corp.
  • Fujita Metal Trading Co., Ltd.
  • Ministry of Defense.
  • Mitsubishi Heavy Industries Ltd.
  • Yazaki Energy System Corp.
  • Yokogawa Electric Corp.