Company profile
| Company name | Tokyo Plant Co.,ltd. |
|---|---|
| Founded | September 1948 |
| Capital | 10million JPY |
| Director & CEO | Kiyohiro Tanaka |
| Employees | 45 employees (as of the end of August 2026) |
| Business domain | Design, manufacture and sales test equipment with related services |
| Head factory | 515-5 Miyazawa-chou, Akishima-city, Tokyo, Japan(ZIP 196-0024) |
| TEL | +81-42-546-6500 |
| FAX | +81-42-546-6600 |
| sales@tokyo-plant.co.jp | |
| URL | https://www.tokyo-plant.co.jp/ |
| Banking Partners |
Shoko Chukin Bank Japan Finance Corporation Tama Shinkin Bank MUFG Bank, Ltd. Sumitomo Mitsui Banking Corporation |
| Construction Business License Number | License (General‑29) No. 147653 (Machinery and Equipment Installation Work) |
| Secondhand Dealer License | No. 308862516154 |
To ensure that all stakeholders can engage with our company with full confidence, we conduct regular guidance and monitoring by external experts.
We also continue to strengthen our internal compliance
and governance frameworks, maintaining sound and responsible management
on a daily basis.
:Ushigomebashi law firm
https://ushigomelaw.jp/:Actus tax corporation Tachikawa - office
https://actus-tachikawa.jp/#:Labor and Social Security Attorney Corporation Yamamoto roumu
https://www.yamamoto-roumu.co.jp/| Company name | Tokyo Plant Senegal SARL |
|---|---|
| Founded | September 1948 |
| Director & CEO | Kiyohiro Tanaka |
| Employees | 45 employees (as of the end of August 2026) |
| Business domain | Solve water issue in Africa Sales test equipment with related services |
| Office | Rufisque,quartier Sant yalla, Senegal |
| TEL | +81-80-3565-2822 / +221-77-159-9778 |
| s.samb@tokyo-plant.co.jp | |
| URL | https://tokyo-plant-africa.com/ |
| Company name | ENORISE Japan Co.,ltd. (Joint venture with ENORISE SAS) |
|---|---|
| Founded | July 2024 |
| Director & CEO | Kiyohiro Tanaka |
| Employees | 5 employees (as of the end of August 2026) |
| Business domain | Sales customized software and test equipment with related services |
| Office | 515-5 Miyazawa-chou, Akishima-city, Tokyo, Japan(ZIP 196-0024) |
| kiyohiro.tanaka@enorise.com | |
| URL | https://www.enorise.com/ |
We are currently a team of approximately 40 professionals, and we are continuing to grow as our business expands.
We are actively recruiting engineers who resonate with our Vision and Mission, and who are eager to contribute to the future of global manufacturing.
If you share our passion for innovation, sustainability, and advanced engineering,
we would be delighted to welcome you to our team.
We currently operate seven locations, including Tokyo, Kanagawa, Shizuoka, and our partner factories.We are strengthening our production capacity to accommodate the increasing number of orders.
❶Head quarter, factory and technical center
515-5, Miyazawa-chou, Akishima-city, Tokyo, Japan ZIP 196-0024
+81-42-546-6500
➋Fuji technical office
2776-1,Takenoshita, Oyama-chou, Shuntou-gun,Sizuoka prefecture ZiP 410-1312
➌Fuji technical center (entrusted test )
855-1 Suganuma, Oyama-chou, Shuntou-gun, Sizuoka prefecture ZiP 410-1312
➍Western Japan area sales office
8th Floor, Keihan Kyoto Building,735‑1 Higashi‑Shiokoji‑cho,Karasuma-dori Shichijo-sagaru,Shimogyo-ku, Kyoto City 600-8216
R&D, Desing, Production
Our headquarters plant serves as one of our most important engineering hubs, where a large number of engineers are engaged in research and development,
mechanical design, and the production of small to mid-sized dynamometers and testing equipment.(Large-scale systems are manufactured at our partner facility in Numazu, Shizuoka.)The site is also equipped with a dedicated test bench for final product verification.All systems undergo full functional testing under real operating conditions to ensure the highest standards of quality and reliability.The facility is further utilized for various R&D activities, supporting the advancement of next-generation powertrain and testing technologies.Located in Akishima City in the Tama area of Tokyo, the plant enjoys an excellent location with quick access from the Chuo Expressway (Hachioji IC).The area is also known for its exceptionally clean industrial water, making it ideal for precision manufacturing and testing.
Test bench for inspection
Engine of GTR
Location & Function
Factory
R&D、Engine Test Service, Pre-Commissioning Test Bech
Our Technical Center provides contract testing and development services for engines and vehicles, supporting performance improvement across a wide range of powertrains, including gasoline, diesel, electric motors, hydrogen engines, and biofuels.In particular, we are one of the few facilities in Japan capable of conducting hydrogen engine (hydrogen gas) testing, an area that has seen significant growth in research and investment in recent years.Located in Oyama Town, Shizuoka Prefecture, the center is situated just minutes from the iconic Fuji Speedway, the heart of Japan’s motorsport culture.
Test Bench
Location & Function
Experiment Module
Leveraging ENORISE’s global network, we have established sales and after‑sales service coverage in more than ten countries worldwide.
