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2026.05.19
Yachiyo Engineering Signs Trilateral MoU with Thailand's National Energy Technology Center (ENTEC) and Atomis Inc.
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2025.10.09
Dr. Susumu Kitagawa of Kyoto University is Jointly Awarded the 2025 Nobel Prize in Chemistry
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2025.09.04
The extension section of the Kolkata East-West Metro in India, supported by our company, opened fully on August 22.
~Realizing India's First Shield Method (TBM Method) Crossing Beneath a Major River~
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2025.07.04
Yachiyo Engineering and NEC launch adaptation finance study in Indonesia to calculate the adaptation value of disaster prevention measures

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Public Sector

We introduce here our solutions for the government and the public sector. In addition to introducing our services by field, we also share some of our latest case studies.

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Private Sector

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NEWS

We provide consulting services to solve the problems of society and its people, such as those related to social infrastructure,
the economy, and the industry. Our consultants comprise engineers and specialists in various fields.

103People

Social Management Business Group

We contribute to building sustainable social infrastructure by optimizing operations through public-private partnerships, community development, and infrastructure maintenance.

108People

Environmental Group

We provide solutions that aim for harmony between society and nature in the foundational areas of social infrastructure, ranging from environmental planning to geological surveys.

75People

Architecture and Facilities Group

We provide comprehensive services—spanning planning, design, and maintenance—for architectural, mechanical/electrical, and environmental facilities that are essential to society.

270People

Road / Railway

We provide services related to the transportation infrastructure such as roads, bridges and railway, from conceptualization, planning, design, construction supervision, to asset management, as well as project evaluation.

231People

River / Water Resources

We provide services in various water-related works/fields, such as river, coastal and water resources management, dams, hydropower, port development, and erosion control.

137People

International Development

We offer our wide range of consulting services for sustainable economic growth and welfare through official development assistance (ODA) projects of aid organizations such as JICA, the World Bank, and ADB. Our services have so far reached about 150 countries in total.

99People

Research and Development

We promote research and development to further improve our services, and come up with innovative ideas and new technological solutions.