The following is a chronology of major events related to the novel coronavirus and Japan.

People wearing face masks walk in Osaka's Umeda area on April 23, 2021. Prime Minister Yoshihide Suga declared a state of emergency the same day in Tokyo and the western Japan prefectures of Osaka, Kyoto and Hyogo amid a rapid resurgence of coronavirus infections. (Kyodo) ==Kyodo


Jan. 9, 2020 -- Chinese state-run media reports novel coronavirus detected in patient.

Jan. 15 -- Japan confirms 1st coronavirus infection.

Jan. 30 -- World Health Organization declares global emergency.

Feb. 3 -- Quarantine starts on cruise ship Diamond Princess, which arrived at Yokohama Port, group infection later confirmed among passengers, crew members.

Feb. 13 -- Japan confirms 1st death from coronavirus infection.

March 4 -- Domestic infections top 1,000, including those on cruise ship.

March 11 -- WHO declares novel coronavirus pandemic.

March 13 -- Japan's parliament enacts legislation that enables the government to declare a state of emergency over the coronavirus.

March 24 -- 2020 Tokyo Olympic and Paralympic Games postponed to 2021 due to pandemic.

April 5 -- Deaths from COVID-19 in Japan top 100.

April 7 -- Prime Minister Shinzo Abe declares state of emergency for Tokyo, six other prefectures.

April 16 -- State of emergency expanded to entire nation, infected people in Japan top 10,000.

May 2 -- Deaths in Japan top 500.

May 25 -- State of emergency fully lifted.

July 22 -- Japan's domestic travel subsidy campaign begins to help revive tourism industry battered by coronavirus, excluding Tokyo.

Sept. 19 -- Japan eases restrictions on size of crowds at professional sports matches, movie theaters and other events.

Oct. 1 -- Tokyo added to travel subsidy campaign.

Oct. 29 -- Domestic infection cases top 100,000.

Nov. 22 -- Coronavirus deaths in Japan top 2,000.

Dec. 14 -- Prime Minister Yoshihide Suga announces halt of travel subsidy program during the New Year holidays.

Dec. 21 -- Domestic infections top 200,000.

Dec. 22 -- Coronavirus deaths in Japan top 3,000.

Jan. 7, 2021 -- Suga declares second state of emergency for Tokyo and three neighboring prefectures effective the following day through Feb. 7.

Jan. 13 -- Suga declares state of emergency for seven more prefectures including Osaka, Kyoto, Fukuoka and Tochigi. Domestic infections top 300,000.

Feb. 2 -- State of emergency extended to March 7 in 10 prefectures.

Feb. 8 -- State of emergency lifted in Tochigi.

March 1 -- Emergency lifted in six prefectures including Osaka ahead of planned end on March 7.

March 22 -- Emergency lifted in Tokyo and three neighboring prefectures.

April 23 -- Suga declares third state of emergency in Tokyo and three western prefectures of Osaka, Kyoto, and Hyogo effective April 25 through May 11.