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Japan Institute for Health Security
The Infectious Disease Information Website

IASR Graphs Virus 2020/21

Influenza virus

By week and season

    2016/17-2020/21

By prefecture

    2020/21

By week(AH1 includes AH1pdm09)

    2019/20&2020/21

Current & preceding 4 seasons

    2016/17-2020/21

By prefecture and week

    2020/21 AH1pdm09
    2020/21 A(H1)
    2020/21 A(H3)
    2020/21 B (Total)
    2020/21 B (Victoria lineage)
    2020/21 B (Yamagata lineage)

SRSV(norovirus, sapovirus)&Rotavirus

By week

    SRSV 2016/17-2020/21
    Rotavirus 2016/17-2020/21

By prefecture

    2020/21

Current & preceding seasons

    2019/20&2020/21

By season

    2019/20&2020/21

Detail

    SRSV 2016/17-2020/21
    Rotavirus 2016/17-2020/21

By prefecture & week

    Norovirus 2020/21

 

 

 

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