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As a corporate research institute of Toyota and DENSO, SOKEN supports the future of automobiles by discovering new insights.
SOKEN was established in 1970 with investments from 11 Toyota Group parts companies to research emission regulation compliance and safety measures. Since 1985, with Toyota Motor Corporation and DENSO as its investors, SOKEN has proposed the next steps in automotive technology through eight research fields and the craftsmanship that supports them. With our core strengths in measurement, analysis, and visualization technologies, solid technical capabilities, and swift research that integrates technology and skill, we will continue to support the future of automobiles.

※Commissioned research is accepted only from Toyota and DENSO.
Please note that we do not provide technical consulting services.
Research & Development
Supporting Technological Innovation and Advancement
SOKEN drives the future of mobility across diverse fields through world-class measurement and analysis technologies. We introduce our research objectives and highlights from each field.
Research Fields
Skills & Monozukuri











Career Opportunities
Become a Member
Shaping SOKEN's Future
Since our founding, we have valued employee curiosity and initiative. Why not spend your research career exploring endless possibilities within SOKEN's diverse research fields and open-minded culture?