Purpose Story
Enriching Society
through
Engineering Value

Enriching Society
through
Engineering Value
The Vision behind our Purpose
Chiyoda has combined its engineering expertise, technological proficiency and project execution capabilities to deliver optimal solutions to customers and conquer society’s challenges since our founding in 1948.
As we advance into a new energy era as an integrated engineering company with fresh opportunities, we will continue addressing the challenges confronting modern society to leave a positive legacy for future generations.
Our vision is to contribute to ‘a sustainable and reliable energy supply’ as we ‘preserve the environment’ in ‘a peaceful and prosperous society’.
The Chiyoda Group is committed to realizing ‘what society hopes for’ through engineering value. We continue to design and engineer, with passion and empathy, a sustainable future for the Earth and prosperity for its inhabitants by unifying technologies and expertise from around the world.
Enriching Society through Engineering Value


Implementing Decarbonization Technology Early for a Carbon-neutral Society
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Shaping the Future of a Hydrogen Society through Collaboration
Leading the World with a Water Electrolysis System producing Hydrogen from Water!
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Working to Bring Enrichment to Society
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Aiming for the Social Implementation of Polymer/Cell-Based Pharmaceutical CDMO and Biofoundry for Plant-made Products
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Spirit that Transcends Generations Energy and Environment in Harmony
Chiyoda was founded with the philosophy of 'Serving Society through Technology' and published the booklet 'Legacy for the 21st Century' in 1972, advocating for the advancement of the human race in harmony with nature, while declaring its commitment to resolving energy and environment-related challenges through engineering and technological development.
In the 50 years since this declaration, Chiyoda has continued to build on its progress under the philosophy of 'Energy and Environment in Harmony.'


Why we can
'Enrich society
through Engineering Value'
Our Strengths

How we can
'Enrich society
through Engineering Value'
Our History
Our Purpose
'Enriching Society through Engineering Value'