Research Fields

The NILIM have twelve research departments. Click the department which you are interested in.

Water Quality Control River Sabo Road Traffic
Road Structures Building Housing Urban Planning
Coastal, Marine and Disaster Prevention Port and Harbor Airport Infrastructure Management


  Water Quality Control Department

The Water Quality Control Department researches technical standards and management methods for sewerage facilities in order to protect hygienic living environments and beautiful water environments, reduce flood damage in cities, and at the same time, to conserve the global environment and form a recycling society.

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  River Department

The River Department conducts research on technologies to plan, design, manage, and perform crisis management concerning facilities on rivers, coastlines, and at dams to ensure the safety and peace of mind of the people of Japan against floods, tsunamis, and other natural disasters and increasingly severe conditions caused by climate change. The department also works to maintain beautiful national land by preserving rivers, coastlines, water cycles, and sediment systems in good condition.

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  Sabo Department

In order to protect human lives and property from sediment disasters in the face of the occurrence of large-scale sediment disasters caused by torrential rain, earthquakes, and so on, the Sabo Department’s mission is to study effective methods of evaluating sediment disaster risks, Sabo planning and facility design methods, and early warning systems.

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  Road Traffic Department

Roads support the transport of people and goods, fill other diverse road functions including accommodation, environmental, and disaster protection space provision and provide a variety of other functions and services including places for city dwellers to gather. The Road Traffic Department researches technologies that clarify, evaluate, and improve these functions including from the quality perspective and the use of ICT (information communication technologies).

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  Road Structures Department

The Road Structures Department conducts research on better design, execution and maintenance and maintenance methods for road structures and technological standards that achieve these, so that road networks can appropriately perform their functions, such as ensuring safe and smooth traffic and supporting social and economic activities of all kinds plus emergency response to disasters etc.

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  Builiding Department

The Building Department ensures that buildings, in which people live and conduct economic activities, may be used in a safe and comfortable manner by researching standards for such factors as structures, fire prevention, environment and facilities, systems to verify such standards, and performance evaluations of buildings.

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  Housing Department

Aiming to realize quality residential living for the people, it is necessary to take measures such as the formation of good housing and housing environments, adjustment of the condition of the housing market and provision of residential stability for the people. The Housing Department is involved in research concerning technology and methods for 1) extending the useful lives of houses, 2) renewal/utilization of existing housing stock, 3) housing for the aged and a residential safety-net and 4) measures for environmental performance and energy conservation.

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  Urban Planning Department

The Urban Planning Department researches evaluation methods and technologies for the reconstruction of urban structures, improving the safety of cities, and forming urban environments needed to create low carbon cities, in order to create sustainable cities in the face of changing social conditions such as a falling birthrate and aging of society, and spreading global environmental problems.

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  Coastal, Marine and Disaster Prevention Department

The Coastal, Marine and Disaster Prevention Department is involved in research initiatives that have to do with developing measures for monitoring the environment and the evaluation of damage and measures to mitigate damage by tsunami and storm surges, and so on, plus methods of using coastal areas that are in harmony with human activities in order to achieve sustainable use with integrated management of coastal and marine environments and to enhance disaster prevention.

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  Port and Harbor Department

The Port and Harbor Department meets the need for ports and harbors to strengthen international competiveness and support the more enriched and safer lives of people, by conducting research on improved port and harbor planning methods and designs, ensuring the quality of and maintaining public works projects.

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  Airport Department

The Airport Department conducts research to facilitate policy-making to strengthen Japan’s international competitiveness and revitalize local economies, standards to ensure risk management, safety, and security, and efficient maintenance methods etc. in the midst of the process of deregulation of aviation.

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  Research Center for Infrastructure Management

The Research Center for Land and Construction Management conducts research on various interdisciplinary efforts including measures to prepare for large-scale earthquakes, maintenance methods for public capital facilities, effectiveness representation methods, effective Construction Production Systems including the supporting information infrastructure and public works procurements, landscaping or ecology, and so on.

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