NewsDesk @bactiman63


The Japan National Institute of Infectious Diseases (NIID) reports 5,164 total syphilis cases through May 17. This compares to 3,630 cases during the same period last year.

Tokyo accounts for 1,332 cases, followed by 699 in Osaka and 305 cases in Hokkaido.


Officials in Japan have reported seven measles cases putting health authorities on high alert. To date, three cases have been reported in Tokyo, with the remainder reported in Ibaraki, Kanagawa, Niigata and Osaka.


Japan was recognized by the World Health Organization as having successfully eliminated endemic measles transmission in 2015, reported 744 cases in 2019, but cases remained low in recent years — 10 in 2020, six in 2021 and six in 2022 — due to the coronavirus pandemic, which severely restricted people’s movement both within Japan and internationally.


Japan health officials reported 44 additional monkeypox, or mpox cases since April 24, bring the total confirmed cases to 163 as of May 21, 2023.

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33 of the new cases reported in the past month were from Tokyo, while Ibaraki Prefecture reported 1, Chiba-1, Kanagawa -2, Aichi- 1, Osaka-4, Saitama-1 and Nara-1.

On July 25, 2022, the first case of monkeypox in Japan was reported in Tokyo. Japan reported only eight cases in 2022.