Sources: The Japan Times
The Japanese government announces that it will place Tokyo and 12 other prefectures under a quasi-state of emergency from January 21 to February 13 amid an increase in the number of COVID-19 cases due to the SARS-CoV-2 Omicron variant, with the country reporting a record for the second consecutive day of 41,487 new cases of COVID-19. 2022-01-19
Japan reports no deaths from COVID-19 in the past 24 hours for the first time since August 2020. 2021-11-7
The Japanese health ministry confirms that two men died after receiving their second dose of the contaminated Moderna COVID-19 vaccine from one of three manufacturers. The ministry said that the cause of the deaths was still being investigated. 2021-08-28
Japan suspends the usage of 1.63 million doses of the Moderna COVID-19 vaccine due to concerns of contamination in some unused vials. 2021-08-26
Japan reports its first five cases of the "double mutant" Lineage B.1.617 variant first detected in India. 2021-04-22
The government expands the state of emergency to seven prefectures, including Aichi, Osaka, Fukuoka, and Kyoto, as the country surpasses 300,000 cases of COVID-19. 2021-01-13
Japan's Health Ministry detects a new variant of SARS-CoV-2 partially similar to those from South Africa and the United Kingdom in four people that travelled from Amazonas in Brazil. 2021-01-10
Nationwide, Japan reports a record 7,568 new cases in the past 24 hours. Tokyo reports a record 2,447 new cases, bringing the total number of cases in the prefecture to 68,790. 2021-01-7
Japan reports its first case of a new variant of SARS-CoV-2 from South Africa in a 30-year old woman who arrived in Japan on December 19 and later tested positive for COVID-19. 2020-12-29
Japan reports 2,684 new cases in the past 24 hours, a new single-day record since the beginning of the outbreak. 2020-11-28