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In Japan,highly pathogenic avian influenza virus (HPAIV) H5N1 subtypes were detected from wild crows in 2004.It was considered secondary infections from outbreaks in chicken farms.The 2004 outbreak was the first outbreak after 79 years.In 2007 and 2008,a mountain hark-eagle and whooper swans were confirmed HPAIV H5N1 subtypes positive.From these backgrounds,Ministry of the Environment Japan (MOEJ) set a strategy and made a manual of technique and coping with HPAIV in wild birds in 2008.The strategy consists of 3 parts: elucidation of migratory birds flyway; information service of migratory birds; and monitoring of HPAIVs in wild birds.The purposes of this strategy are early detection f0or effective infection control and minimize the damage of HPAI in wildlife and domestic animals.Regarding the monitoring HPAIV,MOEJ has conducted the nation-wide surveillance of HPAIV in wild birds collaborating with local governments,universities,research institutes,and other governmental agencies related to domestic animal health and public health since 2008.During 2010-2011 winter season,HPAIV H5N1 subtypes were isolated from 60 wild birds in 15 species.Therefore,MOEJ revised the manual to effectively cope with serious outbreaks in 2011.During last (2011-2012) winter season,Japan had not have any HPAIV cases in wild birds and poultry.This presentation mainly introduces the HPAI surveillance system in wild birds in Japan and reports the results of the surveillance.