Department of Urban Engineeging, The University of Tokyo
Urban Water Systems Laboratory

Dr. Satoshi Takizawa

rofessor, Department of Urban Engineering,
Graduate School of Engineering, the University of Tokyo

Education

Positions Held

Fellowship and Secondment

Research Fields

• Urban Water Systems and Urban Water Management
• Groundwater Resource Management in Urban Areas
• Water Treatment Technologies using Membrane Filtration
• Water Management in Asian Cities

Academic Courses

• Applied Statistics
• Global Environmental Engineering
• Urban Water Systems
• Urban Water System Management
• Environmental Chemodynamics

Ph. D. Student Supervision

• Sawanjang Benyapa, Assessment of Fluoride Intake from Groundwater and Intake Reduction from Delivering Bottled Water in Chiang Mai Province, Thailand, 2019.
• Koichi Matsubara, Estimation of the investment to achieve safely managed water supply in SDGs and evaluation of their influencing factors, 2020.
• Bibas Guragai, Inequality in water access and consumers’ coping strategies under intermittent water supply in the Kathmandu Valley, Nepal, 2017.
• Zhang Chunpeng, Dispersion stability of TiO2 nanoparticles in water and their removal by coagulation and membrane filtration processes, March 2016
• Rattanakul Surapong, Combination of ultraviolet light and chlorine for the inactivation of viruses in drinking water, September 2015
• Do Thuan An, Integrated Water Management in Hanoi for Adaptation to Urbanization and Climate Change, September 2014
• Ying Zhang, Separation of colloidal and dissolved organic matter by interfacial interaction between hydrophilic membrane and water, March 2013
• Athit Phetrak, Dissolved organic matter removal by anion exchange resins in water treatment processes, September 2012.
• Yang Yu, Removal of dissolved organic matter and phosphate by ferrihydrite for the control of bacterial regrowth potential, September 2012.
• Koji Kageyama, Neural network modeling of filtration resistance to control coagulant dose in coagulation-membrane filtration process, September 2011.
• Keisuke Kuroda, Evaluation of groundwater uses for the improvement of urban environment, March 2010.
• Nguyen Thi Van Ha, Integrated Study on Factors Affecting Water Quality of the Saigon River System in Vietnam, September 2009.
• Aunnop Wongrueng, Effects of membrane fouling on fluoride removal from groundwater by ultra-low-pressure reverse osmosis membrane, September 2009.
• Jenyuk Lohwacharin, Effects of carbon black nanoparticles on membrane filtration of surface waters, July 2008.
• Yasuhiro Matsui, Fluoride removal from groundwaters using nanofiltration process, March 2007.
• Kim Hyun-Ah, Effects of pretreatment processes on nanofiltration membranes used in water treatment, March 2007.
• Quach Thi Thu Thuy, Effects of Acid/Base treatment of powdered activated carbon on adsorption and membrane fouling in PAC-Microfiltration system (PAC-MF), September 2007.
• Patiparn Punyaparakul, Removal of Alkylphenol polyethoxylates using hexagonal mesoporous silicate, September 2004.
• Tran Thi Viet Nga, Groundwater contamination and its effects on water sypply in Hanoi City, September 2002.

Publication

• Jinging Zhao, Yu Yang, Jiazhen Jiang, Satoshi Takizawa Li’an Hou, Influences of cross-linking agents with different MW on the structure of GO/CNT’s layers, membrane performances and fouling mechanisms for dissolved organic matter, Journal of Membrane Science, 15 August 2020. https://doi.org/10.1016/j.memsci.2020.118616
• Caterina Cacciatori, Takashi Hashimoto, Satoshi Takizawa, Modeling and Analysis of Particle Deposition Processes on PVDF Membranes Using SEM Images and Image Generation by Auxiliary Classifier Generative Adversarial Networks, Water, 12, 2225、2020. DOI: 10.3390/w12082225
• Sachitra Imbulana, Kumiko Oguma, Satoshi Takizawa, Evaluation of groundwater quality and reverse osmosis water treatment plants in the endemic areas of Chronic Kidney Disease of Unknown Etioligy (CKDu) in Sri Lanka, Science of the Total Environment, 745(2929) 140716.
  DOI: https://doi.org/10.1016/j.scitotenv.2020.140716
• Yu Yang, Jenyuk Lohwacharin, Satoshi Takizawa, Li-an Hou, Comparison between ferrihydrite adsorption and full-scale advanced drinking water treatment processes for controlling bacterial regrowth potential, Chemosphere, 241, 2020.
  DOI: https://doi.org/10.1016/j.chemosphere.2019.125001
• Hiroshi Sakai, Mei Satake, Yasuhiro Arai, Satoshi Takizawa, Report cards for ageing and maintenance assessment of water-supply infrastructure, Journal of Water Supply: Research and Technology – AQUA, 69.4, 2020. doi: 10.2166/aqua.2020.112
• Benyapa Sawangjang, Satoshi Takizawa, Assessment of Fluoride Intake from Rice Consumption by Using Tap Water Containing Fluoride for Rice Soaking Water, Journal of Water and Environment Technology, Vol. 18, No. 2, 117-131, 2020.
  https://doi.org/10.2965/jwet.19-084
• Benyapa Sawangjang, Takashi Hashimoto, Aunnop Wongrueng,, Suraphong Wattanachira, and Satoshi Takizawa, Assessment of fluoride intake from groundwater and intake reduction from delivering bottled water in Chiang Mai Province, Thailand, Heliyon, Volume 5, Issue 9, September 2019.
  DOI: https://doi.org/10.1016/j.heliyon.2019.e02391
• Takashi Hashimoto, Patricia Angelina Gunawan, Suraphng Wattanachira, Aunnop Wongrueng, Satoshi Takizawa, Raw water storage as a simple means for controlling membrane fouling caused by inorganic foulants in river water in a tropical region, Water, 11, 1592, 2019, 11, 1592; doi:10.3390/w11081592
• Vu Duc Canh, Hideki Osawa, Kentaro Inoue, Ikuro Kasuga, Satoshi Takizawa, Hiroaki Furumai, Katayama Hiroyuki, Ferrihydrite treatment to mitigate inhibition of RT-qPCR virus detection from large-colume environmental water samples, Journal of Virological Methods, 263, 60-67, 2019.
• Guragai B., Hashimoto T., Oguma K., Takizawa S., High-accuracy measurement of household water consumption and micro-component analysis under an intermittent water supply system, Journal of Cleaner Production, 197. 1159-1168, 2018.
• Oguma K., Kanazawa K., Kasuga I., Takizawa S., Effects of UV irradiation by light emitting diodes on heterotrophic bacteria in tap water, Photochemistry and Photobiology, February 2018.
  DOI: 10.1111/php.12891
• Zhang S., Yang Y, Takizawa S, Hou L., Removal of dissolved organic matter and control of membrane fouling by a hybrid ferrihydrite-ultrafiltration membrane system, Science of the Total Environment, No. 631-632,pp. 560-569, 2018.
  DOI: https://doi.org/10.1016/j.scitotenv.2018.03.045
• Amano M., Lohwacharin J., Dubechot A., Takizawa S., Performance of integrated ferrate – polyaluminum chloride coagulation as a treatment technology for removing freshwater humic substances, Journal of Environmental Management, 212, pp. 323-331, 2018. DOI: https://doi.org/10.1016/j.jenvman.2018.02.022
• Bibas Guragai Satoshi Takizawa, Takashi Hashimoto、Kumiko Oguma, Water Quality Change from Source to the Point-of-Consumption in an Intermittent Water Supply System, J. JSCE, Ser. G (Environmental Research), Vol. 73, No. 7, III_29-III_39, 2017.
• Praphasiri Chantharawong, Aunnop Wongrueng, Pharkphum Rakruam, Suraphong Wattanachira, Satoshi Takizawa, Effects of Activated Carbon and Cationic Exchange Resin Pretreatments on Groundwater Defluoridation by Reverse Osmosis Process, Engineering Journal, March 31, 2017. DOI: https://doi.org/10.4186/ej.2017.21.2.123
• Zhang Chunpeng, Lohwacharin Jenyuk, Satoshi Takizawa, Effect of Ions on Removal of TiO2 Nanoparticles by Coagulation and Microfiltration, Environmental Engineering Science. October 2017. On-line: https://doi.org/10.1089/ees.2017.0057
• Zhang Chunpeng, Lohwacharin Jenyuk, Satoshi Takizawa, Properties of residual titanium dioxide nanoparticles after extended periods of mixing and settling in synthetic and natural waters, Scientific Reports, August 31, 2017.
  DOI 10.1038/s41598-017-09699-9
  URL: https://www.nature.com/articles/s41598-017-09699-9
• Yu Y., Lohwacharin J., Takizawa S., Analysis of adsorption processes of dissolved organic matter (DOM) on ferrihydrite using surrogate organic compounds
  Environmental Science and Pollution Research, 03 August 2017. DOI 10.1007/s11356-017-9811-x
• Guragai B., Takizawa S., Hashimoto T., Oguma, K., Effects of inequality of supply hours on cunsumers’ coping strategies and perceptions of intermittent water supply in Kathmandu Valley, Nepal, Science of the Total Environment, 599-600, 431-441, 2017.
  DOI http://dx.doi.org/10.1016/j.scitotenv.2017.04.182
• Sakai H., Callaud P., Kosaka K., Takizawa S., Degradation of nume nitrosamines in water by ultraviolet irradiation, Desalination and Water Treatment, 58(2017) 422-488. Doi:10.5004/dwt.2017.11427
• Kuroda K., Hayashi T., Funabiki A., Do An Thuan, Canh Vu Duc, Nga Tran Thi Viet, Takizawa S., Holocene estuarine sediments as a source of arsenic in Pleistocene groundwater in subuerbs of Hanoi, Vietnam, Hydrogeological Journal, Vol. 25, Issue 4, 1137-1152, 2017. DOI: 10.1007/s10040-016-1527-3
• Kuroda K., Hayashi T., Do An Thuan, Canh Vu Duc, Nga Tran Thi, Funabiki A., Takizawa S., Groundwater recharge in suburban areas of Hanoi, Vietnam: effect of decreasing surface-water bodies and land-use change, Hydrogeological Journal, Vol. 25, Issue 3, pp. 727-742, May 2017. DOI: 10.1007/s10040-016-1528-2
• Hideki Osawa, Jenyuk Lohwacharin, Satoshi Takizawa, Controlling disinfection by-products and organic fouling by integrated ferrihydrite-microfiltration process for surface water treatment, Separation and Purification Technology, 176, 184-192, 2017.
  http://dx.doi.org/10.1016/j.seppur.2016.12.003
• Hanggara Sudrajat, Sandhya Babel, Hiroshi Sakai, Satoshi Takizawa, Rapid enhanced photocatalytic degradation of dyes using novel N-doped ZrO2, Journal of Environmental Management 165, 224-234 (2016)
• Osawa H., Lohwacharin J., Takizawa S., Removal of precursors of disinfection byproducts by hybrid ferrihydrite adsorption-membrane filtration process, J. JSCE, Ser. G(Environmental Research), Vol. 72, No. 7, III_79-III_86, 2016.
• Hiroshi Sakai, Shunsuke Tokuhara, Michio Murakami, Koji Kosaka, Kumiko Oguma, and Satoshi Takizawa, Comparison between chlorination and chloramination in the carbonaceous and nitrogenous disinfection by-products formation potentials with prolonged contact time, Water Research, 88, 661-670, 2016.
• Pawena Limpiteeprakan, Sandhya Babel, Jenyuk Lohwacharin, Satoshi Takizawa, Release of silver nanoparticles from fabrics during the course of sequential washing, Environmental Science and Pollution Research, 23:22810-22818, 2016.
  DOI: 10.1007/s11356-016-7486-3
• Sudrajat H., Babel S., Sakai H., Takizawa S., Rapid enhanced photocatalytic degradation of dyes using novel N-doped ZrO2, Journal of Environmental Management, 165(2016) 224-234.http://dx.doi.org/10.1016/j.jenvman.2015.09.036