Updated on 2026/03/04

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写真a

 
Kana Suzuki
 
Organization
School of Medicine Nursing Course Assistant Professor
Title
Assistant Professor
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Degree

  • Doctor of Philosophy in Global Health ( 2024.9   Nagasaki University )

  • 修士(看護学) ( 2020.3   横浜市立大学 )

Education

  • Nagasaki University

    2020.10 - 2024.9

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  • 卓越大学院プログラム 候補生

    2020.10 - 2022.9

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  • Yokohama City University

    2018.4 - 2020.3

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  • 国連大学   サステイナビリティ高等研究所 (UNU-IAS)   アフリカでのグローバル人材育成プログラム 2018年度生

    2018.7 - 2019.6

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  • Yokohama City University

    2007.4 - 2011.3

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Research History

  • Nagasaki University   Institute of Tropical Medicine Kenya Research Station

    2021.2 - 2025.3

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Papers

  • A Randomised, Parallel-Group Study to Compare the Efficacy of 3% Phenothrin-Containing Jigger Lotion Versus Potassium Permanganate for Treatment of Tungiasis in Vihiga County, Kenya Reviewed

    Kana Suzuki, Asiko Ongaya, Evans Amukoye, Yasuhiko Kamiya

    Tropical Medicine and Infectious Disease   11 ( 2 )   47 - 47   2026.2

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    Authorship:Lead author   Publishing type:Research paper (scientific journal)   Publisher:MDPI AG  

    Tungiasis, caused by the sand flea Tunga penetrans, results in itching and pain. Effective treatments, such as dimeticones, are often unaffordable. A 3% phenothrin lotion has shown safety and efficacy in Kenyan trials. This study compared the cure rate and safety of 3% phenothrin lotion (as the intervention) and 0.05% potassium permanganate (KMnO4; as the standard-care comparator) over 14 days. This parallel-group, three-arm, non-blinded, randomised comparative trial was conducted in Vihiga County, Kenya. Participants aged ≥2 years with ≥1 viable flea on each foot were allocated (2:1:1) to KMnO4, single-dose 3% phenothrin, or two-dose 3% phenothrin groups. Overall, 415 fleas from 79 participants were followed up to day 14 (KMnO4, 213; single-dose, 129; two-dose, 73). On days 4 and 7, the single-dose phenothrin showed significantly higher cure rates (11.6% and 21.7%) than KMnO4 (0.9% and 11.7%) (p < 0.001 and p = 0.013). The differences diminished by days 10 and 14 because of spontaneous flea death. The cure rate of the two-dose group on day-7 (8.2%) was lower than that of the single-dose group. Single-dose 3% phenothrin improved early cure rates compared to KMnO4, but not by days 10–14; two-dose phenothrin showed no benefit compared with single dose from day 7 onwards.

    DOI: 10.3390/tropicalmed11020047

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  • Effectiveness of Dimeticone Oils Versus Sodium Carbonate Solution in the Treatment of Tungiasis in Kenya: A Non-inferiority Randomised Trial (in press) Reviewed

    Kana Suzuki, Yasuhiko Kamiya, Chris Smith, Satoshi Kaneko, Juma Vitalis, Obino Tai, Abigael Osendi, Asiko Ongaya, Evans Amukoye

    Tropical Medicine and Health   2026.1

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    Authorship:Lead author, Corresponding author  

    in press

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  • Current Status and Challenges of Planetary Health Education: Protocol for a Scoping Review Reviewed

    Yayoi Shoji, Kana Suzuki, Masushi Kohta, Nao Tamai

    JMIR Research Protocols   14   e70910 - e70910   2025.8

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    Publishing type:Research paper (scientific journal)   Publisher:JMIR Publications Inc.  

    Background

    The impacts of climate change, such as air pollution and abnormal weather, are becoming more apparent and threatening to human health. In response, the concept of planetary health was proposed in 2015 based on the recognition that human and earth health are closely related and that the general public needs to improve the health and sustainability of the ecosystems through a comprehensive approach. As economic development and human longevity progress, the burden on the earth’s environment will increase; however, systematic methods for education and planetary health practices have not yet been established.

    Objective

    This study aims to clarify the current status and challenges of planetary health–related education. Specifically, it seeks to identify and analyze both existing educational programs that have already been implemented and evaluated, as well as those that have not yet been systematically assessed, providing insights for future curriculum development.

    Methods

    A scoping review based on PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) guidelines will be conducted using the Population-Concept-Context framework. Without a defined target period, original papers and conference proceedings published in PubMed, CINAHL, EMBASE, Web of Science, Scopus, Google Scholar, and the Cochrane Central Register of Controlled Trials will be searched, and the findings will be disseminated through peer-reviewed publications and conference presentations. Studies with descriptions of planetary health education are included, while review papers and studies published in languages other than English or Japanese are excluded.

    Results

    As of August 2025, 28 studies had been selected. Data collection was carried out between May 2024 and July 2025. Preliminary data analysis will be conducted again in September 2025. The results are currently being prepared for publication and are expected to be published by October 2025.

    Conclusions

    This study will identify the current status and challenges of planetary health education. The findings will contribute to developing future curricula that promote ecosystem health and sustainability.

    International Registered Report Identifier (IRRID)

    DERR1-10.2196/70910

    DOI: 10.2196/70910

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  • Treatment-seeking behaviours of patients with tungiasis in endemic areas of Homa Bay County, Kenya: a mixed-methods study Reviewed

    Kana Suzuki, Asiko Ongaya, Gordon Okomo, Muuo Nzou, Evans Amukoye, Yasuhiko Kamiya

    Tropical Medicine and Health   52 ( 73 )   2024.10

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    DOI: 10.1186/s41182-024-00639-8

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  • A pilot study of dimeticone oils versus sodium carbonate treatment for tungiasis: A randomized cohort trial in Homa Bay County, Kenya Reviewed

    Kana Suzuki, Yasuhiko Kamiya, Chris Smith, Satoshi Kaneko, Gordon Okomo, Asiko Ongaya, Evans Amukoye

    PLOS Neglected Tropical Diseases   18 ( 7 )   e0012341 - e0012341   2024.7

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    Authorship:Lead author, Corresponding author   Publishing type:Research paper (scientific journal)   Publisher:Public Library of Science (PLoS)  

    Background

    Tungiasis is a cutaneous parasitosis caused by the female flea Tunga penetrans. Two-component dimeticone (NYDA) is the only treatment for tungiasis recommended by the World Health Organization; however, this topical drug is not available in Kenya. In Western Kenya, sodium carbonate is commonly used in the treatment of tungiasis. This study evaluated the 7-day cure rates for tungiasis by comparing sodium carbonate and NYDA treatments in Homa Bay County, Kenya.

    Methodology/Principal findings

    This was a randomized, observer-blinded, parallel-treatment cohort trial. Twenty-three eligible children with 126 flea infections were matched and randomized. All participants received both treatments, with one treatment on each foot. We recorded all health conditions/information, including inflammation scores and adverse events. Observations were performed on days 3, 5, and 7 using a digital microscope to confirm dead or live fleas based on the viability signs. Twenty-three children aged 3–13 years were analyzed. The proportion of dead fleas on day 7 was higher after NYDA treatment than after 5% sodium carbonate treatment (87% versus 64%, respectively, P = 0.01) NYDA. Median survival was 5 days for both treatments; NYDA had significantly higher trend of flea non-viability rate than 5% sodium carbonate (P<0.01). There were no significant differences in the inflammation score or pain/itchiness between the two treatments. On the last day, 14 children indicated their preference for NYDA in future treatment of tungiasis, whereas nine children preferred the 5% sodium carbonate solution.

    Conclusions/Significance

    NYDA was significantly more effective than 5% sodium carbonate for tungiasis treatment. Both treatments were safe but the children preferred NYDA more. Future studies with more participants and an extended observation period are warranted to confirm our findings. The findings suggest that NYDA should be made more available in tungiasis endemic area.

    Trial registration

    UMIN-CTR; UMIN 000044320

    DOI: 10.1371/journal.pntd.0012341

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  • Protocol for a Randomized Control Trial for Tungiasis Treatment in Homa Bay County, Kenya: Dimeticone versus Sodium Carbonate. Reviewed International journal

    Kana Suzuki, Yasuhiko Kamiya, Chris Smith, Satoshi Kaneko, Asiko Ongaya, Evans Amukoye

    Methods and protocols   6 ( 1 )   2023.1

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    Authorship:Lead author, Corresponding author   Language:English   Publishing type:Research paper (scientific journal)  

    Tungiasis, a World Health Organization neglected tropical disease, is caused by the female sand flea. Most clinical trials for tungiasis use expensive or impractical drugs, which are difficult for residents to use. However, in western Kenya, communities successfully treat tungiasis with sodium carbonate. We hypothesise that the topical risk-difference of 5% sodium carbonate is no more than 10% non-inferior to dimeticone (NYDA®) for tungiasis treatment. This is a protocol for a non-inferiority study, which will be randomised and with an observer-blinded control. The study will have two arms: 5% sodium carbonate and NYDA®, one on each foot, and will take place at state primary schools in Homa Bay County, Kenya. Fleas identified among school children aged 8-14 years with sand-flea lesions will be enrolled in the study. For each participant, the viability of the embedded fleas, clinical signs including inflammation, and symptoms will be monitored for seven days after treatment. The proportion of dead fleas will be compared in the primary analysis. All adverse events will be monitored throughout the study period. We expect to identify the most effective treatment between sodium carbonate and NYDA® for tungiasis, which can be adopted in the community.

    DOI: 10.3390/mps6010012

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  • Community Activities and Its Networks of Certified Nurse Specialists in Infection Control Nursing and Certified Nurses in Infection Control in Japan : A Literature Review Reviewed

    Noguchi Kyoko, Suzuki Kana, Watabe Setsuko

    JOURNAL OF JAPAN HEALTH MEDICINE ASSOCIATION   31 ( 2 )   123 - 129   2022.7

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    Language:Japanese   Publisher:JAPAN HEALTH MEDICINE ASSOCIATION  

    The COVID-19 pandemic has exposed the lack of regional cooperation and support for infection control measures in health, medical, and welfare in Japan. Currently, Certified Nurse Specialists in Infection Control (CNSIC) and Certified Nurses in Infection Control (CNIC) from the Japan Nurses Association are expected to collaborate with the community on infection control ; however, there is limited research on their activities. In this study, we conducted a literature review to clarify the community infection control activities and networks of CNSIC and CNIC in Japan. The 59 references that matched the search criteria were selected from the Ichu-Shi Web and CiNii Articles. We reviewed titles and abstracts to identify literature that described the activities of CNSIC and CNIC in the community, and the networks that enable CNSIC and CNIC to operate in the region. Ten studies were selected for inclusion, and the following two findings were obtained. (1) The CNSIC and CNIC network of activities related to infection control in the community includes activities of regional networks supported by Japan and local governments, activities in their own networks established by their facilities, and activities in related facilities with the same management. (2) Most activities are educational and include holding training sessions and seminars, and consultation and intervention during outbreaks at local facilities. For CNSICs and CNICs to expand their activities for infection control in the community, it was suggested that (1) the actual status and effectiveness of infection control activities by CNSICs and CNICs in the community should be studied and demonstrated, and (2) the local infection control support network should be strengthened.

    DOI: 10.20685/kenkouigaku.31.2_123

    CiNii Books

    CiNii Research

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  • Effectiveness of Skin Foam Cleaner Against Contamination During Blood Culture Collection Reviewed

    Suzuki Kana, Ohgama Megumi, Watabe Setsuko

    Journal of Japan Society of Nursing Research   45 ( 1 )   1_51 - 1_58   2022.4

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    Authorship:Lead author   Language:Japanese   Publisher:Japan Society of Nursing Research  

    Objective: The objective of this study was to verify the effectiveness of a foam cleaner against contamination during blood culture collection. Methods: This quasi-experimental study was performed at a single facility. Study 1 involved 300 emergency outpatients who were divided into three treatment groups: 80% Ethanol +10% Povidone Iodine (PVI group), 80% Ethanol +1% Chlorhexidine (CHG group), and foam cleaner +80% Ethanol +1% Chlorhexidine (Foam cleaning group). Bacterial contamination was compared between the groups. For Study 2, 3,265 patients at the ward/outpatient department were divided into CHG and the Foam cleaning groups and compared in the same manner as in Study 1. Results: In Study 1, the contamination rates for the different groups were as follows: PVI, 12.5%; CHG, 6.5%; and Foam cleaning, 1.5%. In Study 2, the contamination rates for the two groups were as follows: CHG, 7.2%; and Foam cleaning, 1.6%. The Foam cleaning group had significantly lower contamination rates than the others in both studies (p‹.01). The most frequently detected contaminating bacterial species in both studies was coagulase-negative staphylococcus, which is part of resident skin microflora. Conclusions: The use of a foam cleaner prior to disinfection removes organic substances and stains on the skin, and when combined with a disinfectant, it reduces contamination rates during blood collection.

    DOI: 10.15065/jjsnr.20210512140

    CiNii Research

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  • Nursing practice report on Drive through PCR Testing of COVID 19: a case report in Yokohama Reviewed

    14 ( 1 )   80 - 87   2021.3

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (bulletin of university, research institution)  

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    Other Link: https://search.jamas.or.jp/link/ui/2021302718

  • Gender differences in HIV testing service visits and its related factors among adults: a cross-sectional study in Homa Bay, Kenya. Reviewed International journal

    Kana Suzuki, Ryota Ochiai, Rose Okoyo Opiyo, Yuri Tokunaga, Yoko Imazu, Setsuko Watabe

    The Pan African medical journal   40   217 - 217   2021

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    Authorship:Lead author   Language:English   Publishing type:Research paper (scientific journal)  

    INTRODUCTION: at least 90% of people living with human immunodeficiency virus (HIV) were expected to know their HIV status by 2020. However, only 84% are aware of their status. This study determined the frequency of HIV testing services visits (HTS) and its related factors to HTS visits among adults in Homa Bay County, Kenya. METHODS: this was a cross-sectional study. Quantitative and qualitative data were collected. A backward stepwise logistic regression analysis was conducted for quantitative data by gender. Qualitative data were thematically categorised into factors of HTS visits by gender. RESULTS: a total of 645 adults participated in quantitative survey and 17 in qualitative survey. There were no gender differences in the frequency of HTS visits (males=56.3%; females= 58.7%, P=0.785). The frequency of visits was however significantly different between the rural-based (Rachuonyo North=87.5%; Ndhiwa=58.7%) and urban-based (Homa Bay Town=36.8%) facilities at P<0.001. In males, HTS visits were positively associated with ´being in Protestant church´, ´partner´s attitude´, and ´being accompanied by a friend to HTS´. ´Distance to HTS´ was negatively associated with HTS visits in males. For females, 'sexual intercourse in the past 2-5 months´ was positively associated with HTS visits. ´Being in a polygamous marriage´, ´not married´, ´community HIV testing´, and ´affordability of transport cost to HTS centre´ were negatively associated with HTS visits. CONCLUSION: there were no gender differences in the frequency of HTS visits. Social position for males and position in the family for females are suggested as the factors influencing HTS visits in Homa Bay County.

    DOI: 10.11604/pamj.2021.40.217.28331

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  • Facilitators and Barriers of HIV Testing in Africa; a literature review considering gender differences Reviewed

    12 ( 1 )   1 - 11   2019.3

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    Authorship:Lead author   Language:Japanese  

    DOI: 10.15015/00001577

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    Other Link: https://search.jamas.or.jp/link/ui/2019258048

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MISC

  • Implications of the 2024 revision of the International Health Regulations (IHR) for Disease Surveillance in Sub-Saharan Africa

    玉記雷太, 清水一紀, 鈴木佳奈, 井上真吾, 金子聰

    Bio Clinica   40 ( 13 )   2025

Presentations

  • A comparative study of barriers and facilitators of HIV Testing Services Visits among male and female adults in Homa Bay, Kenya

    Kana Suzuki, Rose Opiyo, Ryota Ochiai, Yuri Tokunaga, Yoko Imazu, Setsuko Watabe

    14th TICH Annual Scientific Conference. Kisumu, Kenya  2019.8 

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    Presentation type:Oral presentation (general)  

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  • A mixed-methods study on residents’ treatment-seeking behaviour of tungiasis in Homa Bay County, Kenya

    Kana Suzuki, Asiko Ongaya, Evans Amukoye, Gordon Okomo, Muuo Nzou, Yasuhiko Kamiya

    13th KEMRI Annual Scientific and Health Conference  2023.2 

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  • ケニアのホマベイ郡におけるスナノミ症に関する知識・態度・行動の現状:流行地域の小学校での報告より

    鈴木佳奈, 神谷保彦

    第37回 日本国際保健医療学会学術大会  2022.11 

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    Presentation type:Oral presentation (general)  

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  • わが国の感染症看護専門看護師および感染管理認定看護師の地域における感染対策活動とそのネットワークに関する文献検討

    野口京子, 鈴木佳奈, 渡部節子

    第36回日本環境感染学会  2021.9 

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  • Facilitators and Barriers of HIV Testing in Africa; a literature review considering gender differences

    Kana Suzuki, Yuri Tokunaga, Ryota Ochiai, Yoko Imazu, Setsuko Watabe

    23rd East Asian Forum of Nursing Scholars (EAFONS) conference, Chiang Mai, Thailand  2020.1 

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    Presentation type:Poster presentation  

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  • ケニアにおけるスナノミ症の現状と対策支援

    神谷保彦, 鈴木佳奈, 金子聰

    第59回日本アフリカ学会学術大会  2022.5 

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  • 西アフリカにおける成人の肥満リスク要因に関する文献レビュー

    小山茜, 鈴木佳奈, 渡部節子, 碓井瑠衣

    第36回日本国際保健医療学会学術大会  2021.11 

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  • A pilot study for Tungiasis treatment in Homa Bay County, Kenya: dimeticone versus sodium carbonate

    Kana Suzuki, Yasuhiko Kamiya, Chris Smith, Satoshi Kaneko, Gordon Okomo, Asiko Ongaya, Evans Amukoye

    2023.11 

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  • Trends of tungiasis treatments: a review of intervention studies

    Kana Suzuki, Yasuhiko Kamiya

    26th East Asian Forum of Nursing Scholars (EAFONS) conference  2023.3 

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  • Use of guideline-listed treatments for Tungiasis among medical staff in endemic areas of Homa Bay County, Kenya

    Kana Suzuki, Asiko Ongaya, Gordon Okomo, Muuo Nzou, Evans Amukoye, Yasuhiko Kamiya

    15th KASH conference  2025.2 

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  • Efficacy of Jigger Lotion against tungiasis in Kenya: Randomized controlled trial

    Yasuhiko Kamiya, Kana Suzuki, Asiko Ongaya, Evans Amukoye

    Joint Congress of Global Health 2024  2024.11 

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  • Mid-term report from JICA grassroot project: Sustainable tungiasis control in Homa Bay, Kenya

    Kana Suzuki, Yuka Itakura, Sharon Anam, Gabriel Gumba, Gordon Okomo, Yasuhiko Kamiya

    Tungiasis symposium, 13th KEMRI Annual Scientific and Health Conference  2023.2 

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    Presentation type:Symposium, workshop panel (nominated)  

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  • Non-inferiority trial for Tungiasis Treatment in Kenya: dimeticone oils versus sodium carbonate solution

    Kana Suzuki, Yasuhiko Kamiya, Chris Smith, Satoshi Kaneko, Vitalis Juma, Obino Tai, Abigael Osendi, Asiko Ongaya, Evans Amukoye

    Second WHO global meeting on skin-related neglected tropical diseases  2025.3 

  • Randomized, parallel-group study to compare the efficacy of Jigger Lotion versus potassium permanganate for the treatment of tungiasis in Vihiga County, Kenya

    Kana Suzuki, Yasuhiko Kamiya, Asiko Ongaya, Evans Amukoye

    15th KASH conference  2025.2 

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  • Association Between Tungiasis and Poultry Keeping: A Cross-sectional Study in Rural Kenya

    Momoka Oya, Kana Suzuki, Nao Tamai, Ibrahim Kiche, John Muoma, Nguka Gordon, Yasuhiko Kamiya

    29th East Asian Forum of Nursing Scholars (EAFONS) conference  2026.2 

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  • Sustainable tungiasis control project in Homa Bay County, Kenya

    Shiho Hara, Kana Suzuki, Takeshi Sato, Sharon Anam, Gabriel Gumba, Gordon Okomo, Yasuhiko Kamiya

    TICAD9 (第9回アフリカ開発会議)  2025.8 

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    Presentation type:Poster presentation  

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  • Preliminary Study on the Relationship between Tunga penetrans and Chickens: A Semi-Field Experiment

    Kana Suzuki, Ibrahim Kiche, Gordon Nguka, Ayako Hyuga, Raita Tamaki, John Muoma,Yasuhiko Kamiya

    The 66th Annual meeting for the Japanese Society of Tropical Medicine  2025.11 

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    Language:English   Presentation type:Poster presentation  

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  • Research Capacity and Decolonization in Sub-Saharan Africa: Insights from Bibliometric Analysis

    Raita Tamaki, Yuki Furuse, Hirotake Mori, Kazuki Shimizu, Hongxiang Wang, Kozo Watanabe, Samson Nzou, Evans Amukoye, Elijah Songok, Dorothy Yeboah-Manu, Kana Suzuki, Shingo Inoue, Satoshi Kaneko

    TICAD9 (第9回アフリカ開発会議)  2025.8 

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Research Projects

  • Planetary Healthの認知度と関心に基づく国際共同教育プログラムの構築

    Grant number:25K13733  2025.4 - 2028.3

    日本学術振興会  科学研究費助成事業  基盤研究(C)

    庄司 弥生, 玉井奈緒, 大西暁生, 鈴木佳奈

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    Grant amount:\6240000 ( Direct Cost: \4800000 、 Indirect Cost:\1440000 )

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  • Development of indicators to evaluate the international health regulation core capacity in the post-COVID-19 era

    Grant number:23K09693  2023.4 - 2026.3

    Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research  Grant-in-Aid for Scientific Research (C)

    Tamaki Raita, Kaneko Satoshi, Inoue Shingo, Nzou Samson, Furuse Yuki, Suzuki Kana

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    Grant amount:\4680000 ( Direct Cost: \3600000 、 Indirect Cost:\1080000 )

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  • 行動変容を必要としないライフスタイルに即したスナノミ症の予防・治療方法の検討

    Grant number:23K09718  2023.4 - 2026.3

    日本学術振興会  科学研究費助成事業  基盤研究(C)

    鈴木 佳奈, 神谷保彦, 玉記雷太

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    Grant amount:\4420000 ( Direct Cost: \3400000 、 Indirect Cost:\1020000 )

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  • ケニアのホマベイ郡におけるHIV検査受診の促進/阻害要因の男女間比較研究

    Grant number:191003  2019.4 - 2020.3

    公益社団法人日本看護協会  小倉一春大学院教育(国際看護)奨学金 

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Academic Activities

  • Reviewer for PLoS NTDs

    Role(s): Peer review

    2023.12 - 2024.2

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