More swine fever cases in pigs in Japan, South Korea

A further outbreak of African swine fever (ASF) has been reported in domestic pigs in South Korea, while the classical swine fever (CSF) virus has been detected on another farm in Japan.

March 2, 2026

Group of pigs covered in mud in a farm pen

Aremac | BigStock.com

Since the start of 2026, presence of the African swine fever (ASF) virus has been detected on 21 farms in South Korea.

The nation’s first cases of the year were confirmed on January 16, and the latest outbreak was recorded by the agriculture ministry last week. There were approximately 5,200 pigs at the most recent outbreak site, which was in the southern province of South Gyeongsang. ASF outbreaks have hit farms in seven of the country’s cities/provinces so far this year.

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