Corporate Information

Enabling Technology Innovators

Through the pursuit of creating unsurpassed value, we contribute to expanding the possibilities of customers oriented toward technological innovation and also to the broader prosperity of society. - Brand Promise

Corporate Philosophy


We create unsurpassed value to enrich society


Enabling Technology Innovators
We are fueled by the boundless potential of groundbreaking technology, the driving force behind human progress.
Our passion lies in championing those who fearlessly tackle this challenge, uniting to forge a brilliant tomorrow with cutting-edge innovation.


Relentless Pursuit of Excellence
We continuously challenge ourselves to create unparalleled products, deliver high-performance value, and exceed expectations.
Our team of dedicated professionals push boundaries while upholding unwavering quality.

Respect for All, Commitment to Their Ideas
Titles and hierarchy are overridden by the passion and rationale presented by each individual.
We invest in ideas, not status, and commit to their implementation.

Integrity Driven Collaboration
Each associate must preserve the company’s good name and has the responsibility to be a guardian of its reputation.
Trust and transparency are the cornerstones of our relationships, guiding us forward.

Company Overview

Company Name Junkosha Inc.
Founded April 26, 1954


  • Tokyo Business Center
    15F Ochanomizu Kyoun Bldg.
    2-2 Kanda-Surugadai, Chiyoda-ku
    Tokyo 101-0062 Japan
    P+81 3 3518 6520 F+81 3 3518 6523
  • Kasama Operations Center
    961-20 Fukuda, Kasama-shi
    Ibaraki-ken 309-1603 Japan
    P+81 296 70 2000 F+81 296 70 2035
  • Yamanashi Operations Center
    881-1 Ishibashi, Sakaigawa-cho
    Fuefuki-shi, Yamanashi-ken 406-0842 Japan
    P+81 55 266 5400 F+81 55 266 5405
  • Osaka Sales Office
    3F SYNTH Dojima Axis Bldg.
    2-2-28 Dojimahama, Kita-ku, Osaka 530-0004 Japan


  • Junkosha SOC / ATC Inc.
    Bldg. 33
    Export Processing Zone Supporting Industrial Park
    No. 666 Jianlin Road
    Suzhou New District
    Suzhou, Jiangsu
    215151 P.R.China
    P +86 512 6920 0218 F +86 512 6920 0238
  • Junkosha STC Inc.
    Room 20310, No. 95 Qiming Road
    Suzhou Industrial Park
    Suzhou, Jiangsu
    215000 P.R.China


Junkosha USA Inc. (West Coast Office)
2415 Campus Drive
Suite 140
Irvine, CA 92612
P +1 949 825 6177


Junkosha USA Inc. (European Office)
113 The Promenade
GL50 1NW
P +44 1242 248 703