Eiji Haramoto

9.1k total citations · 3 hit papers
152 papers, 6.3k citations indexed

About

Eiji Haramoto is a scholar working on Infectious Diseases, Water Science and Technology and Biomedical Engineering. According to data from OpenAlex, Eiji Haramoto has authored 152 papers receiving a total of 6.3k indexed citations (citations by other indexed papers that have themselves been cited), including 104 papers in Infectious Diseases, 33 papers in Water Science and Technology and 21 papers in Biomedical Engineering. Recurrent topics in Eiji Haramoto's work include Viral gastroenteritis research and epidemiology (75 papers), SARS-CoV-2 detection and testing (38 papers) and Fecal contamination and water quality (33 papers). Eiji Haramoto is often cited by papers focused on Viral gastroenteritis research and epidemiology (75 papers), SARS-CoV-2 detection and testing (38 papers) and Fecal contamination and water quality (33 papers). Eiji Haramoto collaborates with scholars based in Japan, United States and Nepal. Eiji Haramoto's co-authors include Masaaki Kitajima, Hiroyuki Katayama, Shinichiro Ohgaki, Bikash Malla, Ocean Thakali, Kumiko Oguma, Warish Ahmed, Kyle Bibby, Charles P. Gerba and Sarmila Tandukar and has published in prestigious journals such as Environmental Science & Technology, PLoS ONE and The Science of The Total Environment.

In The Last Decade

Eiji Haramoto

148 papers receiving 6.2k citations

Hit Papers

SARS-CoV-2 in wastewater: State of the knowledge and rese... 2018 2026 2020 2023 2020 2020 2018 100 200 300 400 500
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. SARS-CoV-2 in wastewater: State of the knowledge and research needs
    2020 556 citations Masaaki Kitajima, Warish Ahmed et al. The Science of The Total Environment profile →
  2. First environmental surveillance for the presence of SARS-CoV-2 RNA in wastewater and river water in Japan
    2020 440 citations Eiji Haramoto, Bikash Malla et al. The Science of The Total Environment profile →
  3. A review on recent progress in the detection methods and prevalence of human enteric viruses in water
    2018 328 citations Eiji Haramoto, Masaaki Kitajima et al. Water Research profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Eiji Haramoto Japan 41 4.8k 1.5k 1.1k 635 566 152 6.3k
Masaaki Kitajima Japan 47 7.1k 1.5× 2.7k 1.8× 1.1k 1.0× 971 1.5× 587 1.0× 154 8.9k
Hiroyuki Katayama Japan 43 3.6k 0.7× 827 0.6× 1.4k 1.3× 394 0.6× 656 1.2× 196 6.0k
Giuseppina La Rosa Italy 38 3.6k 0.7× 833 0.6× 422 0.4× 542 0.9× 445 0.8× 144 5.0k
Rosina Gironés Spain 53 5.3k 1.1× 516 0.3× 1.3k 1.2× 621 1.0× 847 1.5× 128 8.3k
Daisuke Sano Japan 34 2.1k 0.4× 651 0.4× 819 0.8× 398 0.6× 392 0.7× 186 4.6k
Vincent R. Hill United States 42 2.9k 0.6× 405 0.3× 1.5k 1.4× 630 1.0× 354 0.6× 131 6.7k
Christophe Gantzer France 37 2.1k 0.4× 399 0.3× 1.3k 1.2× 323 0.5× 258 0.5× 109 3.9k
Lee‐Ann Jaykus United States 47 2.8k 0.6× 1.0k 0.7× 245 0.2× 1.4k 2.2× 761 1.3× 166 6.9k
Albert Bosch Spain 46 4.8k 1.0× 297 0.2× 399 0.4× 586 0.9× 1.3k 2.2× 171 6.5k
Sílvia Bofill-Mas Spain 29 2.2k 0.5× 382 0.3× 621 0.6× 236 0.4× 304 0.5× 56 3.1k

Countries citing papers authored by Eiji Haramoto

Since Specialization
Citations

This map shows the geographic impact of Eiji Haramoto's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Eiji Haramoto with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Eiji Haramoto more than expected).

Fields of papers citing papers by Eiji Haramoto

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Eiji Haramoto. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Eiji Haramoto. The network helps show where Eiji Haramoto may publish in the future.

Co-authorship network of co-authors of Eiji Haramoto

This figure shows the co-authorship network connecting the top 25 collaborators of Eiji Haramoto. A scholar is included among the top collaborators of Eiji Haramoto based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Eiji Haramoto. Eiji Haramoto is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Malla, Bikash, Sadhana Shrestha, & Eiji Haramoto. (2025). Optimization of a 6-plex Crystal Digital PCR® assay and its application to simultaneous surveillance of enteric and respiratory viruses in wastewater. The Science of The Total Environment. 970. 178939–178939. 3 indexed citations
2.
Shrestha, Sadhana, Bikash Malla, & Eiji Haramoto. (2025). 6-plex Crystal Digital PCR® for comprehensive surveillance of respiratory and foodborne bacterial pathogens in wastewater. Environmental Pollution. 375. 126298–126298.
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Sherchan, Samendra P., Bikash Malla, & Eiji Haramoto. (2023). First quantitative detection of tomato brown rugose fruit virus in wastewater in Louisiana. The Science of The Total Environment. 888. 164001–164001. 4 indexed citations
7.
Shrestha, Sadhana, Bikash Malla, & Eiji Haramoto. (2023). Estimation of Norovirus infections in Japan: An application of wastewater-based epidemiology for enteric disease assessment. The Science of The Total Environment. 912. 169334–169334. 17 indexed citations
8.
Sherchan, Samendra P., Ocean Thakali, Luisa A. Ikner, Charles P. Gerba, & Eiji Haramoto. (2023). Survivability of Delta and Omicron variants of SARS-CoV-2 in wastewater. Water Research. 246. 120644–120644. 5 indexed citations
9.
Tiwari, Ananda, Sangeet Adhikari, Shuxin Zhang, et al.. (2023). Tracing COVID-19 Trails in Wastewater: A Systematic Review of SARS-CoV-2 Surveillance with Viral Variants. Water. 15(6). 1018–1018. 23 indexed citations
10.
Jiang, Guangming, Jennifer Weidhaas, Xuan Li, et al.. (2022). Artificial neural network-based estimation of COVID-19 case numbers and effective reproduction rate using wastewater-based epidemiology. Water Research. 218. 118451–118451. 63 indexed citations
11.
Tiwari, Ananda, Sangeet Adhikari, Devrim Kaya, et al.. (2022). Monkeypox outbreak: Wastewater and environmental surveillance perspective. The Science of The Total Environment. 856(Pt 2). 159166–159166. 79 indexed citations
12.
Ahmed, Warish, Aaron Bivins, Paul M. Bertsch, et al.. (2020). Surveillance of SARS-CoV-2 RNA in wastewater: Methods optimization and quality control are crucial for generating reliable public health information. Current Opinion in Environmental Science & Health. 17. 82–93. 129 indexed citations
13.
Shrestha, Rajani Ghaju, Samendra P. Sherchan, Masaaki Kitajima, et al.. (2019). Reduction of Arcobacter at Two Conventional Wastewater Treatment Plants in Southern Arizona, USA. Pathogens. 8(4). 175–175. 17 indexed citations
14.
Shrestha, Sadhana, Takashi Nakamura, Jun Magome, et al.. (2018). Groundwater use and diarrhoea in urban Nepal: novel application of a geostatistical interpolation technique linking environmental and epidemiologic survey data. International Health. 10(5). 324–332. 5 indexed citations
15.
Kitajima, Masaaki, Andri Taruna Rachmadi, Brandon C. Iker, Eiji Haramoto, & Charles P. Gerba. (2018). Temporal variations in genotype distribution of human sapoviruses and Aichi virus 1 in wastewater in Southern Arizona, United States. Journal of Applied Microbiology. 124(5). 1324–1332. 28 indexed citations
16.
Haramoto, Eiji, Masaaki Kitajima, Akihiko Hata, et al.. (2018). A review on recent progress in the detection methods and prevalence of human enteric viruses in water. Water Research. 135. 168–186. 328 indexed citations breakdown →
17.
Kitajima, Masaaki, Andri Taruna Rachmadi, Brandon C. Iker, et al.. (2015). Occurrence and genetic diversity of human cosavirus in influent and effluent of wastewater treatment plants in Arizona, United States. Archives of Virology. 160(7). 1775–1779. 21 indexed citations
18.
Kitajima, Masaaki, Eiji Haramoto, Brandon C. Iker, & Charles P. Gerba. (2014). Occurrence of Cryptosporidium, Giardia, and Cyclospora in influent and effluent water at wastewater treatment plants in Arizona. The Science of The Total Environment. 484. 129–136. 96 indexed citations
19.
Haramoto, Eiji, et al.. (2013). Occurrence of Human Cosavirus in Wastewater and River Water in Japan. Food and Environmental Virology. 6(1). 62–66. 17 indexed citations
20.
Haramoto, Eiji, Michihiro Akiba, Atsushi Hashimoto, et al.. (2008). Occurrence of Cryptosporidium and Giardia in Tributary Rivers of the Tonegawa River. Environmental Engineering Research. 45. 371–377. 2 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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