Business Areas

Today, we are transforming countries and
communities worldwide.

Domestic Consulting

  • Water resources and waterways
  • Dams and power generation
  • Urban and regional development
  • Transportation
  • Disaster prevention
  • Environmental management
  • Project management, etc.

International Consulting

  • Water resources and waterways
  • Energy
  • Urban and regional development
  • Transportation
  • Agriculture and rural development
  • Environmental management, etc.

Power Engineering

  • Manufacturing of equipment and
    devices for power generation/
    transmission/distribution
  • Construction of electrical facilities
  • Mechanical and electrical consulting
  • Energy solutions
  • Geotechnical investigation
  • Sale of civil engineering
    measurement devices
  • Manufacturing and sale of safety
    gear and equipment, etc.

Urban & Spatial Development

  • Architecture
  • Building design
  • Landscape and urban design, etc.

The Nippon Koei Group provides domestic and international engineering consultation, power engineering and other services in a wide range of fields, including water, energy, transportation, disaster prevention and environmental management. Our goal is to improve the social infrastructure that is the foundation for people's daily lives.

Domestic Consulting

With operating bases in all 47 prefectures of Japan, we are engaged in the development and maintenance of waterways, roads and other social infrastructure, and regional development projects that enhance safety and quality of life. Orders from the national government and local governments account for most of the sales in this business.

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  • Water resources and waterways
  • Dams and power generation
  • Urban and regional development
  • Transportation
  • Disaster prevention
  • Environmental management
  • Project management, etc.

International Consulting

Nippon Koei leads all firms involved in international engineering consultation in Japan in sales from official development assistance (ODA) projects, which make up the bulk of sales in this business. The Group conducts many projects to support the growth of developing countries in Asia, Africa, the Middle and Near East, Latin America and other regions.

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  • Water resources and waterways
  • Energy
  • Urban and regional development
  • Transportation
  • Agriculture and rural development
  • Environmental management, etc.

Power Engineering

This business develops power resources and offers services to support electricity demand both overseas and in Japan. Services in this business cover construction and repair of substation facilities, construction of central monitoring and control systems for efficient monitoring and control of power systems, construction of dam control systems at hydroelectric power plants, and manufacturing of related equipment.
In recent years, the Group has also been actively involved in renewable energy projects.

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  • Manufacturing of equipment and devices for power generation/transmission/distribution
  • Construction of electrical facilities
  • Mechanical and electrical consulting
  • Energy solutions
  • Geotechnical investigation
  • Sale of civil engineering measurement devices
  • Manufacturing and sale of safety gear and equipment, etc.

Urban & Spatial Development

This business focuses on structural design of buildings such as commercial facilities, train stations, schools and medical facilities. With a focus on meeting development demand primarily in emerging Asian countries, the Nippon Koei Group contributes to the creation of comfortable and attractive living spaces by offering services such as urban development surrounding railway lines and in cities, designing airport buildings and train stations, etc.

  • Architecture
  • Building design
  • Landscape and urban design, etc.

R&D Center

Through its basic research for the future and applied research that is directly linked to practical business, the R&D Center serves as a technical and human resource hub in working with different departments and Group companies. It helps to enhance our strengths in engineering consultation by promoting technological development.

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R&D Center

R&D Center

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