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- 2025/03/17
[Report] Japanese Environmental Mutagen and Genome Society's Meeting Report (Project Prof. Kitajima)
A report written by related researchers on Symposium 2 (PDF) at the 53rd Annual Meeting of the JEMS (Dec 2024, Okayama), where Project Prof. Masaaki Kitajima gave a lecture, has been published by the English journal G&E.
[Meeting report] Hiroshi Honda, Takayoshi Suzuki, Masaaki Kitajima, Natsuko Ito Kondo, Kaede Miyata, Shunsuke Utsumi & Masami Yamada (2025) "The new era shaped by environmental genome monitoring - symposium of the japanese environmental mutagen and genome society (JEMS), 2024", Genes and Environment, 47:6, Mar 17.
https://doi.org/10.1186/s41021-025-00327-x- 2025/03/14
[Event] Final lecture of Prof. Takashi Kato
The final lecture of Prof. Takashi Kato (Department of Chemistry and Biotechnology / RECWET Deputy Director) will be held as follows.
Date and time：16 Mar 2025, Sun, 14:45～18:00
Venue：Ito Interational Resaerch Center
Organizer：Takashi Kato GroupProf. Kato became a member of RECWET Steering Committee in April 2016, and was appointed Deputy Director in October 2019, a position newly established following RECWET's reorganization, and has led RECWET for many years together with the Director.- 2025/03/13
[Presentation] The 59th Annual Conference of JSWE (Dr. Liu, Dr. Burzio)
The 59th Annual Conference of JSWE will be held between 17th and 19th March at Hokkaido University. From RECWET, Project Asst. Prof. LIU Miaomiao (International Wastewater-based Epidemiology) and Project Researcher Cecilia BURZIO will give the following presentations. (Due to the large number of presentations, oral and poster presentations by other RECWET members as co-authors have been omitted.）
●Liu Miaomiao, Imai Masayuki, Katayama Hiroyuki, Kitajima Masaaki
●Burzio Cecilia, Kawaguchi Yoshihiko, Komatsu Kazuhiro, Hashimoto Takashi
"Isolation and characterization of multidrug-resistant Acinetobacter spp. from elderly care facility wastewater" (Oral)
"Detection of Water Quality Anomalies in River Water Using EEM Fluorescence Spectroscopy and Machine Learning" (Poster)- 2025/03/12
[Event] Final lecture & celebration party for Prof. Satoshi Takizawa
The final lecture and celebration for Prof. Satoshi Takizawa (Department of Urban Engineering) will be held today. He has led RECWET as its Director for many years and will retire from the University of Tokyo on March 31, 2025.
Organized by: Prof. Takizawa's Final Lecture and Celebration Party Organizing Committee (Takizawa Laboratory members)
- 2025/03/10
[Publication] Review paper on water reuse (Profs. Katayama, Kitajima)
The following review paper by Prof. Hiroyuki Katayama (Water Quality Control Technologies and Materials Development), Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) and others has been published by Water.
Morteza Abbaszadegan, Absar Alum, Masaaki Kitajima, Takahiro Fujioka, Yasuhiro Matsui, Daisuke Sano and Hiroyuki Katayama (2025) Water Reuse—Retrospective Study on Sustainable Future Prospects, Water, 17(6), 789.
https://doi.org/10.3390/w17060789- 2025/03/10
[Cooperated event] Hydrosphere Science Seminar #24 (Mr. Matthew Matsuyama)
#24 of Hydrosphere Science Seminar, which RECWET also collaborate to co-sponsor, will be given by Mr. Matthew Matsuyama, Statistician of Federal Emergency Management Agency (FEMA), U.S.
from 16:3016:00-17:30, 13th March (Thr). He is currently in Japan as part of a Japan-U.S. government-to-government training program. Please register here and join us!- 2025/03/07
[Press Release] Paper on confirmed COVID-19 cases at hospitals and SARS-CoV-2 levels in municipal wastewater (Project Pro. Kitajima)
The School of Engineering has issued a press release (in Japanese) regarding the following paper, co-first authored by Project Prof. Masaaki Kitajima and published by Environ. Int. (Online on Feb 21/Booklet version in March)
Kagami, K., Kitajima, M., ... & Ishiguro, N. (2025) Association between confirmed COVID-19 cases at hospitals and SARS-CoV-2 levels in municipal wastewater during the pandemic and endemic phases. Environment International, 197, 109342. https://doi.org/10.1016/j.envint.2025.109342
- 2025/03/03
Renewed MoU with Wenzhou University, China (Prof. Katayama)
Prof. Hiroyuki Katayama, who has been promoting joint research as a representative of RECWET, visited Wenzhou University in China and renewed the Memorandum of Understanding for research exchange, which was signed in February 2020 with the university's School of Life and Environmental Science. The signing ceremony on Feb 28th was attended by Wenzhou University President Zhao Min, the head of the School of Life and Environmental Science and other representatives.
For details and other photos, please visit the Wenzhou University website using your browser's translation function. RECWET also summarizes past research exchanges with Wenzhou University's School of Life and Environmental Science.
- 2025/03/02
[Activity] Academic exchange with graduate students at Wenzhou University, China (Prof. Katayama)
Prof. Hiroyuki Katayama (Water Quality Control Technologies and Materials Development) visited Wenzhou University's Graduate School of Ecology and Environmental Studies on February 27th for international academic exchange. A lively question-and-answer session took place in a dialogue session with more than 10 graduate students led by two faculty members.
Details and images (from Wenzhou University's webpage) Research exchanges with Wenzhou University
- 2025/02/28
[Media] Nippon Suido Shimbun's 70th anniversary special issue (Profs. Takizawa, Katayama, Kitajima, Kasuga et al.)
Discussions and contributions articles from RECWET-related members were published in February 19th's Japan Sewerage Newspaper commemorating the company's 70th anniversary.
●Dialogue: Experts talk about the future of water - to protect a stable supply for next generation -
Prof. Satoshi Takizawa (International Water Environment)●Discussion: Future water and sewage systems as seen by academics
Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology)●Contribution: A vision of the future of water in an era of change
Project Assoc. Prof. Ikuro Kasuga (International Wastewater-based Epidemiology)
Prof. Hiroyuki Katayama (Water Quality Control Technologies and Materials Development)
Prof. Kumiko Oguma (RECWET collaborative member since early 2000s)- 2025/02/27
[Cooperated event] Hydrosphere Science Seminar #23 (Dr. Nitta)
#23 of Hydrosphere Science Seminar, which RECWET also collaborate to co-sponsor, will be given by Project Lecturer Tomoko NITTA (IIS, UTokyo) from 15:00, 3rd March (Mon). Please register here and join us!
- 2025/02/26
[Publication] Paper on biobanking as the lead author (Project Prof. Kitajima)
A paper on biobanking, written by Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) as the lead author, has been published online in Biopreservation and Biobanking (Booklet version will be available after April).
Masaaki Kitajima, Hirohisa Abe, Ryo Honda, Hiroyuki Kobayashi, Tomohiro Kuroita, Ayuko Nemoto, Ryo Shirakashi, Rodney Scott, and Koh Furuta (2025) Biobanking: Possibilities for Wastewater-Based Epidemiology, Biopreservation and Biobanking, Ahead of Print.
https://www.liebertpub.com/doi/10.1089/bio.2024.0118- 2025/02/21
[Publication] Advancements in global water and sanitation access (Project Pro. Kitajima)
The following paper has been published in Sci. Rep. as a joint result with Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology), Prof. Taikan Oki (RECWET Adjunct member/Special Advisor to the President), and others.
Hiroki Ando, Masaaki Kitajima, Taikan Oki, Michio Murakami (2025) Advancements in global water and sanitation access (2000–2020), Scientific Reports, 15, 6399. https://doi.org/10.1038/s41598-025-90980-7- 2025/02/20
Joint research on practical application of wastewater-based epidemiology surveillance in aging facilities (Project Prof. Kitajima)
In order to prevent the spread of infectious diseases in private nursing homes, a joint research project has been launched by RECWET, the School of Engineering, the University of Tokyo (Project Prof. Masaaki Kitajima), HYUGA PRIMARY CARE Co., Ltd., and AdvanSentinel Inc. (co-funded by Shimadzu Corporation and Shionogi & Co., Ltd.). (TSE PR disclosure)
HYUGA PRIMARY CARE Co., Ltd. Feb 20th IR info.(PDF)- 2025/02/20
[Publication] Papers based on joint research with Beijing Normal University (Prof. Takizawa)
Based on joint research between Prof. Satoshi Takizawa (International Water Environment Division) and Assoc. Prof. Yu Yang of Beijing Normal University, the following 2 papers have been issued by Sep. Purif. Technol. and Appl. Catal., B.
Huijie Xu, Yu Yang, Tian Xia, Yuruo Feng, Xinhui Liu, Nigel J.D. Graham, Kwang-Ho Choo, Satoshi Takizawa, How Yong Ng, Li-an Hou (2025) Overlooked interference of antibiotics on quorum sensing inhibitors for membrane biofouling mitigation by affecting AHLs and PQS pathway, Separation and Purification Technology, 363 Part 2, 132116.
Kexuan Gao, Li-an Hou, Lin Hu, Yiran Chai, Satoshi Takizawa, Nigel J.D. Graham, Zhiqiang Sun, Zhenghua Zhang, Jun Ma, Yu Yang (2025) Co single-atom-embedded MXene nanosheets as catalytic UF membrane instant water purification with fouling resistant performance, Applied Catalysis B: Environment and Energy, 361, 124664.
https://doi.org/10.1016/j.seppur.2025.132116 Online Feb 19/Booklet Aug 14
https://doi.org/10.1016/j.apcatb.2024.124664 Online Oct 2/Booklet February- 2025/02/12
[Lecture] Invited lecture at APIC-ADVA Summit (Project Prof. Kitajima)
2nd APIC-ADVA Asia Pacific Summit on Infectious Diseases and Immunization (11-13 Feb, Singapore) is currently being held. This afternoon on the second day, Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) gave an invited speech at the APIC Educational Symposium on RS Virus management.
Symposium title:
RSV Reboot
Revolutionizing RSV Management: From Wastewater to Immunization- 2025/02/03
[Award] World's Top 2% Scientists List (Prof. Kato, Project Prof. Kitajima)
The latest edition (2024/Vol.7) of the "Updated Science-Wide Author Databases of Standardized Citation Indicators", a list* of influential scientists in various fields, created by Stanford University and Elsevier, was released.
Among the current members of RECWET, Prof. Takashi Kato (Duputy Director/Water Quality Control Technologies and Materials Development) and Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) were selected for both the "career-long" and "single recent year" categories.● Prof. Kato (Chemistry - Polymers, General Chemistry field)
Consecutive selection for both Career and Single year since 2019/Vol.1
● Project Prof. Kitajima (Biomedical Research - Environmental Sciences, Microbiology field)
Career: Selected for the first time
Single year: Selected for the fourth consecutive year following 2021, 2022, and 2023.* This list was compiled based on data from Scopus, analyzing researchers worldwide who have published at least five papers across 22 scientific fields and 174 subfields. A composite metric combining several citation indicators was used to evaluate researchers with high citation counts. The top 2% of scientists in each subfield were identified. The analysis was conducted in two categories based on the citation period: "career-long" and "single recent year".
Ioannidis, John P.A. (2024), “August 2024 data-update for "Updated science-wide author databases of standardized citation indicators"”, Elsevier Data Repository, V7, doi: 10.17632/btchxktzyw.7- 2025/01/28
[Cooperated event] Hydrosphere Science Seminar #22 (Qian Yao)
#22 of Hydrosphere Science Seminar, which RECWET also collaborate to co-sponsor, will be given by Qian Yao (PhD student, East China Normal University/Utokyo) from 15:00, 17th February (Mon). Please register here and join us!
- 2025/01/26
[Lecture] Keynote at Minamata disease symposium (Prof. Katayama)
Prof. Hiroyuki Katayama (Water Quality Control Technologies and Materials Development) gave a keynote lecture at an online symposium on Minamata disease hosted by Nishihara Cultural Foundation.
水俣病における研究者の役割,「#水俣病」は今日、どのように捉えられるのか？～「水俣病」への複合的アプローチの試み～, Jan 26, Online. flyer- 2025/01/25
[Publication] Paper on nontuberculous mycobacteria (Project Assoc. Prof. Kasuga, Prof. Kurisu）
The following paper by Project Assoc. Prof. Ikuro Kasuga (International Wastewater-based Epidemiology) and Prof. Futoshi Kurisu (Water System Management) has been issued by Water Res.
Yalan Gan, Futoshi Kurisu, Dai Simazaki, Mitsunori Yoshida, Hanako Fukano, Takeshi Komine, Hiromi Nagashima, Yoshihiko Hoshino, Ikuro Kasuga (2025) Unveiling significant regrowth and potential risk of nontuberculous mycobacteria in hospital water supply system, Water Research, 275, 123188.
https://doi.org/10.1016/j.watres.2025.123188- 2025/01/24
[Publication] Paper on public behavior based on wastewater surveillance information (Project Prof. Kitajima)
A paper by Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) and others on public perceptions and responses to COVIC-19 through the provision of wastewater surveillance information has been published by IJDRR.
Michio Murakami, Shuhei Nomura, Hiroki Ando, Masaaki Kitajima (2025) Perceptions and responses to COVID-19 through wastewater surveillance information and online search behavior: A randomized controlled trial, International Journal of Disaster Risk Reduction, 118, 105224.
https://doi.org/10.1016/j.ijdrr.2025.105224- 2025/01/17
[Publication] Paper on new materials for viral capture and release (Profs. Kato and Katayama)
The following paper by Prof. Takashi Kato and Prof. Hiroyuki Katayama (Water Quality Control Technologies and Materials Development) has been published by Carbon.
Pilar Ferré-Pujol, Seiji Obata, Jésus Raya, Alberto Bianco, Hiroyuki Katayama, Takashi Kato, Yuta Nishina (2025) Reversible chemical modifications of graphene oxide for enhanced viral capture and release in water, Carbon, 234, 120015. https://doi.org/10.1016/j.carbon.2025.120015- 2025/01/16
[Award] Best Oral Presentation Award at SEAWE-14 (Prof. Takizawa, Assoc. Prof. Hashimoto)
Ms. Yan Tung LO (D1), whose supervisors are Prof. Satoshi Takizawa (International Water Environment) and Assoc. Prof. Takashi Hashimoto (Water Quality Control Technologies and Materials Development), received the Best Oral Presentation Award at the 14th International Symposium on Southeast Asian Water Environment (SEAWE-14, 3-5 December 2024@Kuala Lumpur).
Please see the websites of School of Engineering(details) and Dept. Urban Engineering.- 2025/01/16
[Event] Water Technology Workshop (Project Assoc. Prof. Kasuga)
Water Technology Workshop was held at the University of Tokyo, led by Assoc. Prof. Ikuro Kasuga (RCAST / Dept. Urban Engineering / RECWET International Wastewater-based Epidemiology). In particular, the workshop focused on the practical operation methods and issues of biological filtration called Upward Biological Contact Filtration (U-BCF).
Details (in Japanese)
- 2025/01/08
[Publication] Paper on estimation of COVID-19 cases and the potential infection (Prof. Katayama)
The following paper by Prof. Hiroyuki Katayama (Water Quality Control Technologies and Materials Development) has been issued by J. R. Soc. Interface.
Syun-suke Kadoya, Yubing Li, Yilei Wang, Hiroyuki Katayama and Daisuke Sano (2025) State-space modelling using wastewater virus and epidemiological data to estimate reported COVID-19 cases and the potential infection numbers, Journal of the Royal Society Interface, 22(222), 20240456. https://doi.org/10.1098/rsif.2024.0456- 2025/01/06
[Publication] Paper on COVID-19 in wasterwater and cases at Tokyo Orympics (Project Prof. Kitajima & Prof. Katayama)
The following paper by Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) and Prof. Hiroyuki Katayama (Water Quality Control Technologies and Materials Development) has been published by Sci. Total Environ.
Masaaki Kitajima, Michio Murakami, Hiroki Ando, Syun-suke Kadoya, Ryo Iwamoto, Tomohiro Kuroita, Kiyoshi Yamaguchi, Hiroyuki Kobayashi, Satoshi Okabe, Hiroyuki Katayama, Seiya Imoto (2025) Quantitative association of SARS-CoV-2 in wastewater and clinically confirmed cases in different areas of the Tokyo 2020 Olympic and Paralympic Village, Science of The Total Environment, 960, 178209.
https://doi.org/10.1016/j.scitotenv.2024.178209- 2025/01/04
[Publication] Paper on disinfection byproducts (Prof. Kurisu)
The results of international joint research by Prof. Futoshi Kurisu (Water System Management) et al. have been published in Sci. Total Environ.
Thirawit Prasert, Futoshi Kurisu, Phanwatt Phungsai (2025) Characterizing the precursors of byproducts formed by chlorine and chlorine dioxide disinfection using unknown screening analysis with Orbitrap mass spectrometry, Science of The Total Environment, 959, 178296. https://doi.org/10.1016/j.scitotenv.2024.178296- 2025/01/01
[Publication] Editorial in a journal (Project Prof. Kitajima)
An editorial by Project. Prof. Masaaki Kitajima, the Editor-in-Chief, and others have been published in Environ. Sci.: Water Res. Technol.
Graham Gagnon, Lauren Stadler, Aaron Bivins, Laurent Moulind and Masaaki Kitajima (2025) Wastewater surveillance for public health: Quo Vadis? Environmental Science Water Research & Technology, 11(1), 8-9. https://doi.org/10.1039/D4EW90048K- 2025/01/01
[Publication] SARS-CoV-2 detection in wasterwater with commercially available kit (Dr. Angga)
A paper evaluating the effectiveness of the microbial concentration and RNA extraction kit, Carbon Prep for Wastewater RNA extraction (Life Magnetics), for detecting SARS-CoV-2 in wastewater (first author: Dr. Made Sandhyana Angga, International Wastewater-based Epidemiology) has been published in Food Environ. Virol.
Made Sandhyana Angga, Sunayana Raya, Soichiro Hirai, Eiji Haramoto (2025) Magnetic carbon bead-based concentration method for SARS-CoV-2 detection in wastewater, Food and Environmental Virology, 17(1), 8.
https://doi.org/10.1007/s12560-024-09623-1- 2024/12/27
[Media] Interview on TV/YouTube about water rate increase (Prof. Takizawa)
On the Fuji TV news program "It!", Prof. Satoshi Takizawa (International Water Environment Division) gave an explanation regarding the water rate increase (audio only). In addition to the broadcast, videos and summaries were available for a month on FNN Prime Online (in Japanese).
Why? Many local governments across the country are planning to raise water rates. Residents of Chichibu city, Saitama, will be in troubled due to the planned price increase of 51% on average.
- 2024/12/25
[Event] The 14th International Symposium on Southeast Asian Water Environment
We jointly held SEAWE-14 with the Universiti Malaya in Kuala Lumpur from 3rd to 5th December, and the three-day conference was successfully completed.
Total of 150 people participated from 13 countries and regions, including Malaysia, Japan, Thailand, India, Indonesia, Taiwan, China, Bangladesh, Nepal, the Philippines, and Sri Lanka, in order of number of participants. There were 34 participants from Japan including 19 from UTokyo. We sincerely appreciate your help.
https://www.recwet.t.u-tokyo.ac.jp/asian_water2024/- 2024/12/23
[Publication] Paper on influenza A virus estimation (Project Prof. Kitajima)
The following paper by Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) and others has been published in Environ. Int.
Hiroki Ando, Michio Murakami, Masaaki Kitajima, Kelly A. Reynolds (2025) Wastewater-based estimation of temporal variation in shedding amount of influenza A virus and clinically identified cases using the PRESENS model, Environment International, 195, 109218. https://doi.org/10.1016/j.envint.2024.109218- 2024/12/20
[Event] Report of Junior/senior high school student visit (Project Assoc. Prof. Kasuga)
Organized by the METAVERSE School of Engineering, high school students from Seishin Girls' High School (Yokohama) visited the University of Tokyo. Project Assoc. Prof. Ikuro Kasuga (International Wastewater-based Epidemiology) gave a lecture on antimicrobial resistance issues, better urban environments and public health, and also provided a tour of the laboratory.
- 2024/12/12
[Publication] A paper has been published (Project Prof. Kitajima, Project Asst. Prof. Liu)
A paper by Project Prof. Masaaki Kitajima, Project Asst. Prof. Liu Miaomiao and University of Rajshahi, Bangladesh has been issued by Microbiol. Resour. Announc.
Md. Shamsul Islam, Muhib Ullah Khan, Nusrat Zahan, K. M. Golam Saklain, Miaomiao Liu, Masaaki Kitajima, Md. Hakimul Haque (2024) Decoding the whole-genome sequence of multidrug-resistant Escherichia coli strain Hakim RU_BHWS isolated from wastewater in Bangladesh, Microbiology Resource Announcements, 13(12), e01069-24.
https://doi.org/10.1128/mra.01069-24- 2024/12/12
[Event] Special Seminar Series #64 (Dr. Ryota Gomi/Lecture)
Dr. Ryota Gomi of Kyoto University gave a special lecture. His research topic is genomic analysis of antimicrobial-resistant Enterobacteriaceae bacteria in environmental waters.
A large audience of students and researchers gathered, and a lively question-and-answer session took place. Seminar report
- 2024/12/10
[Publication] Paper on antimicrobial resistance genes (Project Assoc. Prof. Kasuga)
A paper by Project Assoc. Prof. Ikuro Kasuga (International Wastewater-based Epidemiology), Prof. Kurisu Futoshi (Water System Management), and others was published in JWET. It is on on microbial communities and antimicrobial resistance genes in wastewater in three Vietnamese cities.
Thi My Hanh Vu, Futoshi Kurisu, Futoshi Hasebe, Masato Suzuki, Ikuro Kasuga (2024) Characterization of Microbial Communities and Antimicrobial Resistance Genes in Urban Wastewater in Three Cities in Vietnam, Journal of Water and Environment Technology, 22(6), 308-320. https://doi.org/10.2965/jwet.24-075- 2024/12/09
[Event] Special Seminar Series #63 (Prof. Tong Zhang/Lecture)
Prof. Tong Zhang of the University of Hong Kong gave a special lecture. He is a world-famous professor in the field of environmental microbial analysis through microbial genome analysis, including antimicrobial resistance genes.
Despite the short notice, the audience filled up the meeting room and a lively question and answer session continued until the closing time. Seminar report- 2024/12/07
[Lecture] Invited speech at VANJ CONFERENCE (Project Assoc. Prof. Kasuga)
Project Assoc. Prof. Ikuro Kasuga (International Wastewater-based Epidemiology) gave an invited lecture in a Special Session at VANJ CONFERENCE 2024, organized by Vietnamese Academic Network in Japan.
Special Session 5 - AI-Driven Technologies in Combating Emerging Environmental Contaminants: Protecting Public Health in Urban Water Systems, VANJ CONFERENCE 2024, Dec 7, UTokyo/online.- 2024/11/28
[Media] Newspaper article about institutionalization of wastewater surveillance (Project Prof. Kitajima)
The Yomiuri Shimbun published an article about the wastewater surveillance, in which Project Prof. Masaaki Kitajima was interviewed.
下水の新型コロナウイルス調査、予算１・７倍要求で範囲拡大…１週間後の流行を予測 (only in Japanese)- 2024/11/27
[Award] Clarivate Highly Cited Researchers 2024 (Project Prof. Kitajima)
Project Prof. Masaaki Kitajima has been selected as "Clarivate Highly Cited Researchers 2024". Using qualitative and quantitative analysis to identify researchers from across the globe whose work holds broad influence, the list is drawn from highly cited papers that rank in the top percentile of citations for field and publication year over the past decade.
The news was featured in the Topics on the School of Engineering website (in Japanese).- 2024/11/25
[Publication] Paper and research activities in Nov (Prof. Syutsubo)
● Paper based on joint research related to DHS with Universiti Malaya (Nov 25)
Jia Xing Loi, Kazuaki Syutsubo, Mohamad Fairus Rabuni, Yasuyuki Takemura, Masataka Aoki, Adeline Seak May Chua (2024) Effect of long-term ammonia deficiency on nitrification performance and microbial dynamics in downflow sponge biofilm reactor, Journal of Cleaner Production, 481, 144168.
https://doi.org/10.1016/j.jclepro.2024.144168● Paper on methane fermentation treatment of sulfate-containing wastewater using biogas desulfurization (Nov 22)
● Prof. Kazuaki Syutsubo (International Water Environment) traveled to Thailand to discuss the current state of natural rubber manufacturing wastewater treatment at Khon Kaen University, the introduction of resource recovery treatment technology to the industrial wastewater treatment field at National Center for Genetic Engineering and Biotechnology, and the operation methods of decentralized domestic wastewater treatment technology at Kasetsart University. (Nov 19-21)
Takashi Onodera, Yasuyuki Takemura, Masataka Aoki, Kazuaki Syutsubo (2024) Application of an anaerobic reactor for the treatment of sulfide-rich wastewater using biogas for H2S removal, Water Science & Technology, 90(11), 3029-3040. https://doi.org/10.2166/wst.2024.383
- 2024/11/20
[Media] Launch of laboratory of WBE in IWA Newsletter (Project Prof. Kitajima)
One of IWA's Specialist Groups is the Health-Related Water Microbiology (HRWM group). The June issue of their Newsletter featured the Launch of the Laboratory of International Wastewater-based Epidemiology led by Project Prof. Masaaki Kitajima and Project Prof. Hiroyuki Katayama.
- 2024/11/19
[Publication] Paper on SARS-CoV-2 in Vietnam's surface water(Project Prof. Kitajima)
The following paper by Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) et al. was published by Sci. Total Environ. This is the result of joint research between University of Yamanashi, Phenikaa University, Viet Nam, University of Tokyo and Hanoi University of Public Health.
Siri, Y., Malla, B., Thao, L. T., ... Kitajima, M., ... & Haramoto, E. (2024). Assessment of environmental factors influencing SARS-CoV-2 in Vietnam's surface water across two years of clinical data. Science of The Total Environment, 957, 177449.
https://doi.org/10.1016/j.scitotenv.2024.177449- 2024/11/19
[Event] FY2024 1st RECWET Steering Committee
Starting this year, Assoc. Prof. Keigo Noda from the Graduate School of Agricultural and Life Sciences has been appointed as a member of steering committee, replacing Prof. Kyoji Takaki.
The center reported on its financial results and budget, SEAWE-14 preparation status, collaboration with Institute for Aqua Regeneration, Shinshu University, activity status in three divisions and one program, and the selection schedule for the next center director. Then, we received questions and approval from the the steering committee.- 2024/11/16
[Lecture, presentation etc.] 61st Environmental Engineering Research Forum (Profs. Takizawa, Katayama, Kitajima, Hashimoto)
The 61st Environmental Engineering Research Forum, organized by Environmental Engineering Committee, JSCE, will be held on November 26-28 in Niigata, Japan. Program(PDF)
At the planning session open to the public, Prof. Satoshi Takizawa will give a lecture as the subcommittee chair of the "Water Infrastructure Renewal Subcommittee." In addition, Prof. Takizawa and Assoc. Prof. Takashi Hashimoto (Subcommittee on IoT/ICT/AI utilization in water and sewage systems) will be on the panel discussion as experts.
In the oral session, Project Prof. Masaaki Kitajima will present his paper.
Izuki NAKASO, Akira HAFUKA, Masaaki KITAJIMA, Katsuki KIMURA DEVELOPMENT OF A LOW-CONCENTRATION VERSION OF THE EPISENS-M METHOD SUITABLE FOR TREATED WASTEWATER AND EVALUATION OF VIRUS REMOVAL PERFORMANCE BY MBRAlso, a student from Prof. Hiroyuki Katayama's laboratory will give a short oral & poster presentation.
Kotaro Shimazu・Takashi Hashimoto・Hiroyuki Katayama「限外濾過によるT型ファージ阻止における粒子特性の影響」- 2024/11/15
[Project] JST-NEXUS joint research with Philippines (Prof. Kurisu)
JST and DOST (Philippines) have approved funding for an international joint research project(PDF) between Prof. Futoshi Kurisu (Water Management System Division) and University of the Philippines Los Banos. The project is in the "Water Security" field under the NEXUS, Japan-ASEAN program.
- 2024/11/14
[Publication] Paper that analyzes wastewater-based epidemiology research using structural topic model (Project Prof. Kitajima)
Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) et al. used a structural topic model to provide an overview of the topics involved in WBE in various research fields and elucidate their characteristics, and published a paper in Results in Chemistry.
Michio Murakami, Yoshitaka Nishikawa, Masaaki Kitajima (2024) Analysis of research fields involving wastewater-based epidemiology and interdisciplinary spillovers using a structural topic model, Results in Chemistry, 12, 101897.
https://doi.org/10.1016/j.rechem.2024.101897- 2024/11/12
Research activities in Nov (Prof. Takizawa)
● Participated in international conference about fluoride research (ISFR) held in New Delhi as a Editorial Board member and gave a research presentation (Nov 12-14)
Benyapa Sawangjang and Satoshi Takizawa (2024) Fluoride Removal from Groundwater by Using Natural Organic Adsorbents: Rice Grain and Rice Powder, 36th Conference of International Society for Fluoride Research (ISFR), AIMS, New Delhi, India, Nov 12-14.
● Prof Satoshi Takizawa (International Water Environment Division) traveled to Thailand to promote joint research with Chiang Mai University and the Intercountry Center for Oral Health, Department of Public Health. (Nov 5-10).
- 2024/11/05
[Publication] COVID-19 infection Up-to-date 25 (Project Prof. Kitajima)
A review article by Project Prof. Masaaki Kitajima (International Wastewater-based Epidemiology) was published in the September issue of Modern Media, an academic information magazine on medicine and public health published in 1955. The article is available to the public in PDF format. (in Japanese)
安藤宏紀、北島正章 (2024) 下水疫学調査による新型コロナウイルスの感染動向把握, モダンメディア, 70(9), pp.292-301.- 2024/11/02
[Media] Cooperating with Kyodo News for coverage on earthquake resistance of water supply (Prof. Takizawa)
Kyodo News interviewed Prof. Satoshi Takizawa (International Water Environment Division), and the article was published in almost all local newspapers. In particular, the Kyoto Shimbun newspaper devoted a space under the headline "Management Efforts Reaching Their Limits" as "A story from Prof. Satoshi Takizawa (Water Administration) of the University of Tokyo Graduate School."
"Government emergency inspection in response to the Noto earthquake: Earthquake resistance of water supply 15% at disaster prevention bases" Kyoto Shimbun, Kanagawa Shimbun, and many others (in Japanese)
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