News
View AllLatest information is currently available in Japanese.
- コーポレート・ガバナンスに関する報告書 2026/06/152026.06.15
- 調査委員会の委員選任に関するお知らせ2026.06.15
- 東京衡機試験機、豊橋技術科学大学ロボコン同好会「とよはし☆ロボコンズ」のNHK学生ロボコン2026出場を応援2026.06.10
- ＩＲ資料室に「第120期年次報告書 TKS REPORT No.39」を掲載いたしました。2026.06.05
- 6月21日「東京衡機スペシャルナイター」開催のお知らせ2026.06.08
About us
A Legacy Since 1923
Supporting Trust and Innovation for More Than 100 Years
Since its founding in 1923, TOKYO KOKI has supported quality, safety, and reliability across a wide range of industries.
Building on precision technologies cultivated through its testing machine business, the Group supports social infrastructure through engineering solutions and advances the future of manufacturing through digital technologies.
Business
Our Businesses
01. Testing Machine Business
Development, design, manufacturing, maintenance, calibration, and contract testing services for testing and measurement equipment.
View More02. Engineering Business
Manufacturing and sales of anti-loosening nuts, springs, and construction-related materials.
View More03. Digital Business
Providing solutions to engineering challenges by combining CAE analysis, system development, IoT, AI, and other digital technologies.
View MoreInvestor Relations
IR Information
TOKYO KOKI is listed on the Tokyo Stock Exchange Standard Market under securities code 7719.
We provide financial results, management plans, disclosure materials, and other information for shareholders and investors.
English information is provided for reference purposes only. In the event of any discrepancy between the Japanese and English versions, the Japanese version shall prevail.
View IR InformationCompany
Company Information
Learn more about TOKYO KOKI Group, including our corporate profile, philosophy, history, and group companies.
View Company InformationContact
Contact Us
For inquiries regarding our products, services, investor relations, or the TOKYO KOKI Group, please contact us through the inquiry form.
Contact Us