About us

Yagishita Giken’s Nagaoka Factory supplies a variety of systems to its customers using unique image measurement technology, mechanism, know-how and electrical design techniques.

Image inspection

We offer an extensive line-up of image inspection systems for mainly the inspection of optical connectors in particular and deal with numerous systems for the measurement of MT, MPO, V-groove, fiber array, single core ferrule and so on.

Inspection system

We can develop inspection system to meet user needs, and we also design and produce sorting systems and embedded generic inspection systems etc.

Assembly system

We offer a diverse line-up of assembly systems and auto supply systems for optical connectors.


We design and produce stage-related products in accordance with the requirements of our customers using X, Y, Z and θ stage or a combination of these.
Example) Industrial inkjet systems, laser micromachining stage systems, X, Y, Z stages for laser marking, dedicated delivery systems

Company Profile

Yagishitagiken Co., Ltd.Nagaoka Plant

Address 609-1 Miyauchi-machi, Nagaoka-shi, Niigata Prefecture 940-1155
TEL NO. +81-258-31-2366
FAX NO. +81-258-89-6828

Main Office, Yagishitagiken Co., Ltd.

Company name Yagishitagiken Co., Ltd.
Representative Representative Director Isamu Yagishita
Address 2-1-8 Chuo, Wako-shi, Saitama Prefecture 351-0113
  1. Design and production of tools, jigs, and prototypes
  2. Design and production of energy-saving machines and custom-made machines
  3. Production of molds and precision parts
  4. Businesses related to the above
Capital 15,000,000 yen
No. of employees: 120 (as of Nov 2015)

Access Map

Yagishitagiken Co., Ltd.Nagaoka Plant609-1 Miyauchi-machi, Nagaoka-shi, Niigata Prefecture 940-1155

Feel free to contact us for a quotation, request or consultation.
Feel free to contact us for a quotation, request or consultation. You can also send your inquiry via an
online inquiry form.