What is the current Nipah virus situation in India?

As of February 6, 2026, India reported Nipah virus infections in two nurses in West Bengal, with no symptoms or infections found among traced contacts.

What is the risk of Nipah virus spreading in Japan?

Japan's health ministry has assessed the risk of widespread Nipah virus transmission in Japan as low.

How does the Nipah virus spread and what are its symptoms?

Nipah virus spreads from infected bats and animals to humans, and can also transmit between people through bodily fluids. Symptoms include high fever, muscle pain, and severe neurological issues like confusion and swelling.

Home / Health / Japan Health Ministry: Nipah Virus Risk Low

Japan Health Ministry: Nipah Virus Risk Low

6 Feb

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Summary

India reported Nipah virus infections in two nurses in West Bengal.
No Nipah virus cases have been reported in Japan so far.
The ministry assesses a low risk of widespread Nipah virus in Japan.

Japan Health Ministry: Nipah Virus Risk Low

A recent outbreak of the Nipah virus in India has prompted international attention. As of February 6, 2026, infections involving two nurses in West Bengal, India, were reported to the World Health Organization. Indian authorities quickly traced 196 contacts, all of whom tested negative and showed no symptoms.

There have been no reported cases of Nipah virus in Japan. The virus, naturally hosted by fruit bats, can spread to humans through direct contact with infected animals or consumption of contaminated food and drink. Human-to-human transmission is also possible through bodily fluids.

Symptoms can include high fever, muscle pain, and severe neurological issues like confusion and swelling. Currently, no cure or vaccine exists, with an incubation period of three to 14 days. The mortality rate is estimated between 40% and 75%.