Kajima Corporation - 鹿岛建设
Japan's oldest major general contractor (founded 1840) deploying autonomous construction machinery (A4CSEL) for dam, tunnel, and infrastructure work.
Kajima Corporation, founded in 1840 by Iwakichi Kajima in Edo (present-day Tokyo), is one of Japan's largest and oldest construction companies. Headquartered at 1-3-1 Motoakasaka, Minato-ku, Tokyo, it is listed on the Tokyo Stock Exchange (TSE: 1812) and is a constituent of the Nikkei 225. Kajima's core businesses encompass civil engineering, building construction, architectural design, real estate development, and engineering services.
In robotics and automation, Kajima developed A4CSEL (Automated/Autonomous/Advanced/Accelerated Construction System for Safety, Efficiency, and Liability), the world's first system for simultaneously operating multiple automated construction machines with minimal operators. A4CSEL has been deployed at dam construction sites and mountain tunnel projects, with AI-optimized work plans transmitted to modified general-purpose heavy machinery. Since 2016, Kajima has collaborated with JAXA to adapt A4CSEL for lunar construction applications.
The company employs approximately 8,100 direct employees and over 19,000 in the Kajima Group.
Primary type & automation activities this supplier delivers:
A4CSEL
Autonomous construction production system enabling simultaneous operation of multiple AI-guided heavy machinery with minimal human operators at dam and tunnel sites.
Contact Kajima Corporation
WEBSITE
https://www.kajima.co.jp/english/PHONE
+81 3-5544-1111HEADQUARTERS
Japan
Company Facts
Founded
1840
Primary Role
Manufacturer
Company Size
-
Primary Region
Asia-Pacific
Annual Sales
-
Funding Stage
-
Funding Total
-
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