Isolation & Detection of Viruses [Graphs 1 Updates]Reported by prefectural and municipal public health institutes
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Influenza virus By week and season 2007/08-2011/12 
By prefecture 2011/12 By week (AH1 includes AH1pdm09) 2010/11 & 2011/12 Current & preceding 4 seasons (AH1 includes AH1pdm09) 2007/08-2011/12 By prefecture and week 2011/12 AH1pdm09 2011/12 A(H1) 2011/12 A(H3) 2011/12 B (Total) 2011/12 B (Victoria lineage) 2011/12 B (Yamagata lineage) -
SRSV(norovirus,sapovirus)&Rotavirus
By week, SRSV 2007/08-2011/12 By week, Rotavirus 2007/08-2011/12 By prefecture, SRSV & Rotavirus 2011/12 Current & preceding seasons, SRSV & Rotavirus 2010/11 & 2011/12 By season, SRSV & Rotavirus 2007/08-2011/12 Detail of SRSV 2007/08-2011/12 Detail of Rotavirus 2007/08-2011/12 By prefecture and week, norovirus 2011/12 -
Foodborne gastroenteritis outbreak
By week 2012&2011
Virus graphs 1: Archives 
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