Company Directory › Robotics › Core Components › Japan
Core components companies in Japan
Japan is home to 4 core components companies listed in the GlobleMatch directory. All four are long-established manufacturers — founded between 1918 and 1974 — and they divide the robot joint between them: Kitagawa and CKD at the hand, Harmonic Drive Systems in the gearing, and Keyence in sensing. Every profile below is compiled from public sources and human-reviewed, and each company can claim and update its profile free of charge.
Key facts
| Field | Value |
|---|---|
| Category | Core components |
| Country | Japan |
| Companies listed | 4 |
| Subcategory focus (top 3 by count) | End effectors and dexterous hands, Drives and motors, Machine vision and sensing |
| Data verified | 13 November 2026 |
Market data: Japan
Industrial robot installations, 2025: 36,219. The 2025 total fell 19% against the year before. Source: IFR World Robotics 2026, press release 2026-09-24.
All 4 companies
| Company | City | What they make or do | Website | Profile |
|---|---|---|---|---|
| CKD Corporation | Komaki | Factory-automation components, including robot hands, grippers and vacuum lines | ckd.co.jp | View profile |
| Harmonic Drive Systems | Tokyo | Strain wave gearing and servo actuators sold under the HarmonicDrive name | hds.co.jp | View profile |
| Keyence | Osaka | Machine vision and sensing for factory automation and robot guidance | keyence.com | View profile |
| Kitagawa Corporation | Fuchu | Machine tool accessories, with its lines filed under end effectors and dexterous hands | kitagawa.com | View profile |
Company notes
- CKD Corporation — CKD Corporation, founded in 1943 and headquartered in Komaki, Aichi, supplies factory-automation components whose robot-facing lines include robot hands, grippers and vacuum equipment. Its stated markets span semiconductor, automotive, pharmaceutical, food and general manufacturing, in Japan and globally.
- Harmonic Drive Systems — Harmonic Drive Systems, founded in 1970 in Tokyo, is the specialist behind the HarmonicDrive strain wave gearing and servo actuators used inside industrial robots and semiconductor equipment. Its corporate profile lists group companies and offices in Japan, the United States, Germany, China, Korea and Taiwan.
- Keyence — Keyence, founded in 1974 in Osaka, supplies machine vision and sensing for factory automation and robot guidance. It sells through direct-sales subsidiaries in 46 countries across Asia, Europe, the Americas and Oceania — an unusually direct route for a component maker.
- Kitagawa Corporation — Kitagawa Corporation, founded in March 1918 (company-stated) in Fuchu, Hiroshima, is the oldest company on this page. Filed here for end effectors and dexterous hands, it reaches global machine tool and manufacturing markets through subsidiaries and offices in the Americas, Europe and Asia-Pacific.
How to source core components from Japan
Think of this page as one robot arm taken apart. At the hand end sit CKD, whose robot hands, grippers and vacuum lines come out of Komaki, and Kitagawa, the Fuchu manufacturer founded in 1918 whose machine tool accessories place it in the end-effector group. The joint itself belongs to Harmonic Drive Systems in Tokyo, whose strain wave gearing and servo actuators are designed into industrial robots and semiconductor equipment. Keyence in Osaka supplies the eyes: machine vision and sensing used for factory automation and robot guidance, sold through direct-sales subsidiaries in 46 countries. Buyers rarely purchase all four layers from one country, but the page helps you benchmark one layer at a time — gripper against gripper, gearing against gearing. When you post a sourcing request on GlobleMatch, which is free of charge, name the layer and the interface standard you must match; the matching companies answer directly, and introductions are based on fit, never sold. For gearing, ask about backlash and rated torque over life, not just at delivery; for vision, confirm Keyence's local subsidiary can support your line in your country.
What to check before you contact
- Buy by layer, not by brand bundle: the four companies cover end effectors, gearing and sensing respectively, and none of the records describes a complete joint package.
- Confirm support coverage in your country: Keyence lists direct-sales subsidiaries in 46 countries; Harmonic Drive Systems lists group offices in six countries and regions.
- For workholding-adjacent parts, verify the machine interface first: Kitagawa's record is rooted in machine tool accessories, so chuck and fixture compatibility decides fit.
- Use the founding dates as a continuity signal, not a quality score: the newest company here, Keyence, dates to 1974, and the oldest, Kitagawa, to 1918.
Related matrix pages
Frequently asked questions
How many core components companies are there in Japan?
The GlobleMatch directory lists 4 core components companies based in Japan, verified 13 November 2026. They sit in Komaki, Tokyo, Osaka and Fuchu, and the count changes as new profiles are reviewed and added.
Can I contact these companies directly?
Yes. Each profile links to the company's website and contact route, or you can post a sourcing request and let matching suppliers reply. Harmonic Drive Systems, for example, publishes its site at hds.co.jp.
Does it cost anything to be listed on this page?
No. A profile costs the company nothing, is human-reviewed, and can be claimed at any time. There is no pay-to-rank; Kitagawa (founded 1918) and Keyence (founded 1974) are listed on identical terms.
What happened to robot installations in Japan in 2025?
IFR World Robotics 2026 records 36,219 installations for 2025, down 19% year on year (IFR, press release 2026-09-24). Component demand follows the robot builders those installations flow through.
What do core components companies in Japan specialise in?
Based on listed profiles, end effectors and dexterous hands is the largest focus with 2 of the 4 companies (CKD and Kitagawa), followed by drives and motors (Harmonic Drive Systems) and machine vision and sensing (Keyence).
Run a company in this category? Claim your free profile.
Every company on this page is listed in the GlobleMatch directory with a verified official website as of 13 November 2026. Profiles are compiled from public sources and human-reviewed before they appear; a company can claim its profile free of charge and correct or remove its details at any time.