Message

Since our founding in 1944, OBISHI KEIKI SEISAKUSHO has upheld the philosophy of “Supporting Manufacturing Through High-Precision Measurement.”
As a specialized manufacturer of precision reference instruments and measuring devices, we have steadily refined our technology to ensure the quality that underpins modern manufacturing.
Accurate measurement is the foundation of product quality.
Even with the most advanced machining, ensuring that precision requires measuring instruments with equal or higher accuracy. By combining the craftsmanship of skilled artisans with our long-cultivated precision machining technology, we provide measuring devices that achieve levels of accuracy beyond the reach of ordinary machining.
With pride in Made in Japan, our products have long contributed to diverse industrial fields.In recent years, we have also focused on the development of automated measurement systems and custom instruments, integrating mechanical precision with electrical control and data processing.
From design to delivery, we respond to customer needs with a fully integrated production system.
In addition, we position Digital Transformation (DX) as a core management strategy,promoting operational reforms, visualizing production processes, and enhancing data utilization.
Through these efforts, we aim to achieve higher quality, productivity, and customer satisfaction, ensuring sustainable growth in a rapidly changing world.
All of our technologies and products are born from people.
We actively foster the next generation, passing on expert skills while creating an environment
where young engineers can learn, think, and take on challenges—strengthening our corporate foundation through a fusion of tradition and innovation.
Going forward, we remain committed to supporting manufacturing through the evolution of measurement and to being a trusted partner to all our customers.
We sincerely appreciate your continued support and guidance.
President
Katsunori Ikeuchi
Company Profile
Established | 1949 |
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Incorporated | October 1951 |
Capital | 90,000,000 Yen |
President | Katsunori Ikeuchi |
Business Lines | Manufacturing and Marketing of precision measuring instruments. |
Main Products | Precision Surface Plates (Granite/Cast Iron ) Standard Straight Edge (I Beam Type, etc) Precision Levels (Digital Electronic Levels, etc) Deflection Tester, Sine bar, V Block, Square gauge (with stand, Flat, I shaped, Knife shaped, Round shaped) , Measurement Stand Other Granite products and special order products Design and manufcaturing of other computer embedded automatic measuring equipment. |
Head Office / Factory | 1-1216-1 Nanyo, Nagaoka City, Niigata Japan (Nanyo Industrial Estate) |
TEL | +81 258-22-1100 |
Employees | 70 |
Affiliated Organizations | Japan Precision Measuring Instruments Manufacturers Association. Nagaoka Steel Manufacturing Industry Association. Nagaoka Chamber of Commerce and Industry. Niigata Electronic Industries Association. JIS Industrial Association / Measurement Association, Others |
Cooperating Organizations | Daieikai made up of 26 companies. 大栄会 Other outsourcing factories. |
Revision Business | Revision of various types of measuring instruments. |
Bankers | Taiko Bank Senju Branch, Shoko Chukin Nagaoka Branch, Hokuetsu bank Head Office, Daishi Bank, Toyama Daichi Bank. |
URL | https://www.obishi.co.jp |
World Wide
Japanese Trading Company and Branch
In your country
Kyung-hwa Tools &Machinery Co., Ltd.
Pusan, Korea
Website: http://www.gagemall.com
Shenzhen Fu Chi Electronic Technology Co., Ltd.
Shenzhen, China
Website: http://www.szfuch.com
Suzuta(Shanghai) Technology Co., Ltd.
Shanghai, China
Website: http://www.suzuta.cn
If you do not find in your country, please confirm with us.
Access
Head Office / Factory
1-1216-1 Nanyo, Nagaoka City, Niigata Japan (Nanyo Industrial Estate)
TEL: +81 258-22-1100
Tokyo Office
3-5 Kandasurugadai Chiyoda-ku, Tokyo Japan
TEL : +81 3-3293-8881
Nagoya Branch Office
3-15 Oimachi Naka-ku, Nagoya City, Aichi Prefecture, Japan
TEL: +81 52-322-4031
ISO
Registered office | Obishi Keiki Seisakusho Co, Ltd. Head Office Factory 1-1216-1 Nanyo, Nagaoka City, Niigata Japan (Nanyo Industrial Estate) |
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Registration date | April 23, 2004 |
Update date | April 23, 2016 |
Revision Date | September 20, 2024 |
Registration Number | JQA-QMA11294 |

ISO9001 certification
Head Office and Factory

Company History
1949 | Started manufacturing of measurement tools as a sole proprietorship. |
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1951 | Established Obishi Keiki Seisakusho as a limited liability company |
1953 | Established Tokyo Branch Office |
1955 | Established Nagoya Branch Office |
1964 | Marketing deivision became independent from Obishi keiki Seisakusho and estalished as Obishi Corporation to reinforce marketing and services. |
1973 | Established Osaka Branch Office |
1981 | Introduced stone made products. Started design and manufacturing of stone surface plates and other measuring instruments |
1983 | Reinforced the technical design department and started design and manufacturing of automatic measurement equipment. |
1986 | Acquired Japan Industrial Standards (JIS) display permit. |
1989 | Started operation at the present head office location Land Area 8,295m2 Factory Building 2,930m2 |
1990 | Expanded the stone products machining and finishing factory. |
2004 | Acquired ISO 9001 : 2000 |
2004 | Expanded the 2nd Machinery Factory, 2nd temperature-controlled room. |
2006 | Current Factory Area 3,389.6㎡ (Building Total Area 4,023.2㎡) |
2008 | Obtained permission to display the new JIS mark. |
2010 | Acquired ISO9001:2008 |
2010 | Merged with Obishi Corporation our former marketing company. |