2017 - 2020 Development of the quantitative evaluation methods of reinforcement factor in farmers' resilience for salinization by disaster and climate change
2016 - 2019 Sustainable agricultural use of the sedimentation areas of check dams
2013 - 2016 Soil salinization and its mechanism on check-dam farmland in Loess Plateau, China
2012 - 2015 Development of Integrated Indices on Water Management Performance for Wise Irrigation
2012 - 2015 Consideration of critical levels in management of water and soil resources for sustainable agriculture in an arid area.
2008 - 2012 Increasing farm income by introducing agricultural techniques on pre- and post-rice cropping in the rainfed lowland area in Southeast Asia: A case study in Northeast Thailand
2009 - 2011 鳥取県におけるマイクロ水力発電による発電量ポテンシャルの評価
2006 - 2010 中国・洛恵渠灌区における農地塩類化のメカニズム解明
2007 - 2009 A Surveillance Study about Efficient Use of Water in Nile River Basin
Kuwae, R, Shimizu, K. Development of a simplified water storage operation curve at irrigation ponds for flood mitigation-A case from Tamatsu District in Tottori, Japan. International Journal of Environmental and Rural Development. 2020. 11. 1. 18-24
Asmaa Alhamshry, Ayele Almaw Fenta, Hiroshi Yasuda, Reiji Kimura, Katsuyuki Shimizu. Seasonal Rainfall Variability in Ethiopia and Its Long-Term Link to Global Sea Surface Temperatures. Water. 2019. 12. 1. 55