River structures	River banks	Soil properties/Vibration	+81-29-879-6767
	Sluiceways	Soil properties/Vibration	+81-29-879-6767
	Drain pump and gate development (Machine and equipment)	Advanced technologies	+81-29-879-6757
	Seismic designs/Liquefaction countermeasures	Soil properties/Vibration	+81-29-879-6771
Dams/Weirs/Flood gates	Geological research/Active fault research	Geology	+81-29-879-6769
	Dam designs/Dam constructions	Dam structures	+81-29-879-6781
	Dam foundation cut-off technologies	Dam structures	+81-29-879-6781
	Reservoir maintenance (Sediment, water quality)	River and dam hydraulics	+81-29-879-6783
	Hydraulic structures/Gate facilities	River and dam hydraulics	+81-29-879-6783
	Gate facilities (Machine and equipment)	Advanced technologies	+81-29-879-6757
River environment	Hydrology observations, flow rate plans and water circulation models	Hydrology	+81-29-879-6779
	River environment and ecosystems	River eco systems	+81-29-879-6775
	Water quality management and river quality	Water quality	+81-29-879-6777
	Water quality index (Microbe contamination)	Recycle	+81-29-879-6765
Landslide/Landslide disaster countermeasures	Volcanic and debris flow control	Volcano/Debris flows	+81-29-879-6785
	Landslide, steep sloping land	Landslide	+81-29-879-6787
	Landslide disasters caused by snow-melting (mainly landslides) and snow avalanche	Snow Avalanche and Landslide Research Center	+81-255-72-4131
Sewage	Sewage and sludge recycle	Recycle	+81-29-879-6765
	Pathogenic organism detection and countermeasures	Recycle	+81-29-879-6765
	Water quality measurements/Chemical substances/Water quality management	Water quality	+81-29-879-6777
	Seismic designs and liquefaction countermeasures for sewage plants	Soil properties/Vibration	+81-29-879-6771

Bridges	Superstructures	Bridge Structure Research Group	+81-29-879-6773
	Base structures	Bridge Structure Research Group	+81-29-879-6773
	Seismic designs and reinforcement	Bridge Structure Research Group	+81-29-879-6773
	Seismic designs (Liquefaction)	Soil properties/Vibration	+81-29-879-6771
	Traffic vibration countermeasures	Bridge Structure Research Group	+81-29-879-6773
Road constructions	Mound/Slopes	Soil properties/Vibration	+81-29-879-6767
	Culvert	Soil properties/Vibration	+81-29-879-6767
	Revetment	Construction technologies	+81-29-879-6759
	Ground anchors	Construction technologies	+81-29-879-6759
	Slope and rock-mass stability	Geology	+81-29-879-6759
	Landslide/Rock-mass failures	Landslide	+81-29-879-6787
	Debris fall protective structures	Bridge Structure Research Group	+81-29-879-6773
	Seismic designs, liquefaction countermeasures	Soil properties/Vibration	+81-29-879-6771
Tunnels	Geological research	Geology	+81-29-879-6769
	Tunnel structures	Tunnels	+81-29-879-6791
	Ancillary facilities including lights and ventilations	Tunnels	+81-29-879-6791
	Seismic designs	Bridge Structure Research Group	+81-29-879-6773
	Liquefaction	Soil properties/Vibration	+81-29-879-6771
Road pavements	Road pavements in general	Pavements	+81-29-879-6789
Countermeasures for traffic disturbance and snowy cold weather in heavy snowfall areas	-	Snow Avalanche and Landslide Research Center	+81-255-72-4131
Underground structures	Underground structure (common duct) designs	Tunnels	+81-29-879-6791
	Seismic designs	Bridge Structure Research Group	+81-29-879-6773
	Liquefaction	Soil properties/Vibration	+81-29-879-6771

Geological research	Geological research	Geology	+81-29-879-6769
Design method, construction method and quality management of reinforced concrete structures	Concrete structures in general	Bridge Structure Research Group	+81-29-879-6773
	Seismic designs	Bridge Structure Research Group	+81-29-879-6773
Earth retaining, temporary construction	-	Bridge Structure Research Group	+81-29-879-6773
DConstruction technologies	Information technologies for construction equipment and constructions, environmental countermeasures in constructions	Advanced technologies	+81-29-879-6757
	Ground improvement on soft ground and liquefaction ground	Construction technologies	+81-29-879-6759
Construction recycle	Construction sludge and construction surplus timbers disposal and utilization	Construction technologies	+81-29-879-6759
	Concrete	Foundation materials	+81-29-879-6761
	Methods to utilize construction surplus soils	Soil properties/Vibration	+81-29-879-6767
	Application of recycled materials to road pavements and recycled asphalt	Pavements	+81-29-879-6789
	Organic waste materials	Recycle	+81-29-879-6765
	Utilization of recycled materials from other industries	Soil properties/Vibration	+81-29-879-6767
Structure soundness level inspections and repairs	Concrete structures	Bridge Structure Research Group	+81-29-879-6773
	Road pavements	Pavements	+81-29-879-6789
	Tunnels and underground structures	Tunnels	+81-29-879-6791
	Steel material durability improvement (Anti-corrosion countermeasures)	New materials	+81-29-879-6763
	Durability of concrete aggregates and rock materials	Geology	+81-29-879-6769
Environment conservation including endocrine disrupter and dioxin	Measurement/Evaluation	Water quality	+81-29-879-6777
	Soil contamination countermeasures	Soil properties/Vibration	+81-29-879-6767
Environment conservation including endocrine disrupter and dioxin	-	Technology Promotion department	+81-29-879-6800
Leasing PWRI experiment facilities	-	Administration department	+81-29-879-6754

Please contact PWRI "+81-29-879-6800" when relevant group is unknown.