TOKYO (Kyodo) -- The following is a chronology of major events related to the novel coronavirus and Japan.
Jan. 9, 2020 -- Chinese state-run media reports novel coronavirus detected in patient.
Jan. 16 -- 1st coronavirus infection confirmed in Japan.
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 -- 1st death from new coronavirus infection in Japan confirmed.
March 4 -- Domestic infection cases top 1,000, including figures on cruise ship.
March 11 -- WHO declares spread of new coronavirus pandemic.
March 24 -- Tokyo 2020 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 seven 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 4 -- State of emergency extended until May 31.
May 14 -- Abe lifts state of emergency in 39 of Japan's 47 prefectures, including five classified as requiring "special caution."
May 21 -- State of emergency lifted in western Japan prefectures of Kyoto, Osaka and Hyogo.
May 25 -- State of emergency lifted in remaining prefectures, Tokyo, Hokkaido, Chiba, Saitama and Kanagawa.