Virus test results of mosquito-borne infectious diseases in Yokohama City

　Mosquito-borne infectious diseases include Japanese Encephalitis native to Japan, dengue fever, which continues to spread worldwide, West Nile fever, which has been rampant in the United States, and Chikungunya fever, whose number of imported infections is increasing.
　We conduct surveillance of mosquito-borne infections that may occur or spread in Japan (e.g. West Nile, Dengue, Chikungunya, Zika virus, Japanese Encephalitis, etc.).
　A trap (trap) will be set up regularly in a park in the city, and the presence or absence of viral genes will be checked at Yokohama City Inst. of Health using the PCR method.
　We will inform you of the test results that conducted a virus test (PCR method) for mosquitoes collected in Yokohama City.

• Collected in 2024 (PDF: 123KB)(Updated R6.11.12)
• Collected in 2023 (PDF: 72KB)
• Collected in 2022 (PDF: 95KB)
• Collected in 2021 (PDF: 98KB)
• Collected in 2020 (PDF: 191KB)
• Collected in 2019 (PDF: 101KB)
• Collected in 2018 (PDF: 160KB)
• Collected in 2017 (PDF: 159KB)
• Collected in 2016 (PDF: 73KB)
• Collected in 2015 (PDF: 72KB)
• Collected in 2014 (PDF: 62KB)
• Collected in 2013 (PDF: 63KB)
• Collected in 2012 (PDF: 63KB)
• Collected in 2011 (PDF: 63KB)