Ministry of Health, Labor and Welfare Infection with Lambda strains Without sending a survey list of close contacts

Last month, the Ministry of Health, Labor and Welfare sent the local government a list of women who arrived at Haneda Airport from Peru and were confirmed to be infected with the "lambda strain" of the mutant virus reported in South America. I found that it wasn't.

The woman was involved in the Olympics, but did not send it to the Games Organizing Committee.

The Ministry of Health, Labor and Welfare has sent a list of people who may have had close contact with the local government based on the seating chart of the aircraft when an inspection at the airport quarantine station confirms infection with the new coronavirus. am sending.

According to the Ministry of Health, Labor and Welfare, we did not send a list of women who arrived at Haneda Airport from Peru on the 20th of last month and were confirmed to be infected with "Lambda strain" for the first time in Japan.

The woman was involved in the Olympic Games, but she did not send it to the Games Organizing Committee.

In addition, the person who entered the country from the Philippines on the 21st of the following day and tested positive for the new coronavirus did not send a list to the local government.

All of the people on the list said they had been waiting at home for 14 days after entering the country, and no one was positive.

The Ministry of Health, Labor and Welfare explained that "the person in charge was busy with work and forgot to send the list," and said that a system would be put in place to double-check whether the list was sent.

"Lambda strain has a low risk of spreading in Japan" National Institute of Infectious Diseases

The National Institute of Infectious Diseases has the same effect on "variant of concern = VOC" as a mutant virus whose properties may have changed due to its higher infectivity or weakened vaccine effect. We have categorized mutant viruses with suggested potential into "notable mutants = VOI" and strengthened monitoring, but Lambda strains are not positioned in either.

Takaji Wakita said that Lambda strains are "declining globally" and "I do not think that they are more infectious than Delta strains, and the risk of being brought to Japan is limited, so at this time The risk of spreading the infection in Japan is low. "