IASR Graphs Virus 2012/13 Send LINE share Tweet Influenza virusBy week and season2008/09-2012/13By prefecture2012/13By week(AH1 includes AH1pdm09)2011/12&2012/13Current & preceding 4 seasons2008/09-2012/13By prefecture and week2012/13 AH1pdm092012/13 A(H1)2012/13 A(H3)2012/13 B (Total)2012/13 B (Victoria lineage)2012/13 B (Yamagata lineage)SRSV(norovirus, sapovirus)&RotavirusBy weekSRSV 2008/09-2012/13Rotavirus 2008/09-2012/13By prefecture2012/13Current & preceding seasons2011/12&2012/13By season2011/12&2012/13DetailSRSV 2008/09-2012/13Rotavirus 2008/09-2012/13By prefecture & weekNorovirus 2012/13