Kei Nakagawa

Professor, Nagasaki University

Born: 12 September 1971


1999: Doctor of Engineering (PhD) in groundwater engineering at Kyushu University.

Macroscopic dispersion process of non-reactive tracer in heterogeneous porous media

1996: Master of Engineering, Kyushu University, Japan.


2011-present: Professor, Faculty of Environmental Studies, Nagasaki University.

2002-2011: Associate Professor, Department of Environmental Sciences and Technology, Kagoshima University.

2009-2011: Major Advisory Professor, The United Graduate School of Agricultural Sciences, Kagoshima University.

1999-2002: Assistant Professor, Division of Bioresources and Environmental Sciences, Kyushu University.

Research stay

2004-2005: guest researcher, Department of Water Resources Engineering, Lund University, Sweden.

Research interests

Reactive transport in groundwater

Physical and chemical hydrogeology and heterogeneity

Saltwater Intrusion and subsurface dam

Groundwater modeling

Remediation of contaminated soils and groundwater

Administrative and organizational skills

2013-2013, Editor, Stochastic Environmental Research and Risk Assessment

2013-present, Editor, Journal of Japanese Society of Soil Physics

2009-present, Editor, Journal of Groundwater Hydrology

2007-2009, Member of the international comittee, Japanese association of groundwater hydrology

2006-present, Editor, Journal of Japan Society of Hydrology and Water Resources

2006-2009, Member of the working group of in-situ tracer test, Japanese association of groundwater hydrology

2003-present, Member of the Hydrology Division, Committee on Hydroscience and Hydraulic Engineering, Japan Society of Civil Engineers

Referee for



Ecological Indicators

Resources Policy

International Journal of Disaster Risk Science

Water Resources Research

Water Research

Journal of Hydrology

Journal of Hydro-environment Research

Water Resources Management

Irrigation and Drainage

Journal of Hydrologic Engineering

Environmental Monitoring and Assessment

Soil Science and Plant Nutrition

Hydrological Processes

Soils and Foundations

Aquatic Geochemistry

Computers and Electronics in Agriculture

Advanced Powder Technology

CLEAN-Soil, Air, Water

Journal of Hydroscience and Hydraulic Engineering

Stochastic Environmental Research and Risk Assessment

Hydrological Research letters

Environmental Earth Sciences

Environmental Pollution


Journal of Groundwater Hydrology

Journal of Japan Society of Hydrology and Water Resources,

Annual Journal of Hydraulic Engineering JSCE (Japan Society of Civil Engineers)

Transactions of JSIDRE (The Japanese Society of Irrigation, Drainage and Rural Engineering)

Journal of JSCE, Ser.C(Geosphere Engineering)

Journal of JSCE, Ser.B1(Hydraulic Engineering)

Journal of JSCE, Ser.G(Environmental Research)



google scholar

A total of 101 peer reviewed scientific contributions, of these 40 peer reviewed international articles (26 Scopus indexed articles).

Some recent contributions:

Amano H., K. Nakagawa, and R. Berndtsson. Surface water chemistry and nitrate pollution in Shimabara, Nagasaki, Japan, Environmental Earth Sciences, 77:354, 2018.

Nakagawa, K., S.-I. Wada, R. Kitamura and R. Berndtsson. Modeling of salt sorption in volcanic ash soil, Communications in Soil Science and Plant Analysis, 48(21), 2594-2600, 2017.

Nakagawa, K., H. Amano, Y. Takao, T. Hosono and R. Berndtsson. On the use of coprostanol to identify source of nitrate pollution in groundwater, Journal of Hydrology, 550, pp.663-668, 2017.

Nakagawa, K., H. Amano, A. Kawamura and R. Berndtsson. Classification of groundwater chemistry in Shimabara, using self -organizing maps, Hydrology Research, 48(3), 840-850, 2017.

Kaihotsu, I., S. Onodera, J. Shimada and K. Nakagawa. Recovery of groundwater in the Sanriku region contaminated by the tsunami inundation from the 2011 Tohoku earthquake, Environmental Earth Sciences, 76:250, 2017.