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Japan

Travel Brief
Vaccinations recommended before visiting Japan in 2025.

Travel News – Japan

Nov 3 • 8:31 am CST

Second-Generation Dengue Vaccine Delivers Seven Years of Protection

Since its first approval in Indonesia in 2022, Japan-based Takeda's QDENGA® dengue vaccine has been authorized in 41 countries and distributed in 11 dengue-endemic countries to help reduce the global threat posed by this mosquito-transmitted disease... READ →
Oct 8 • 2:15 pm CDT

Japan's Flu Season Spikes While the USA Slumbers

Japan's Ministry of Health, Labor, and Welfare (MHLW) recently announced an increase in influenza cases, declaring a nationwide epidemic. An MHLW press release issued on October 3, 2025, stated that the number of flu patients at... READ →
Sep 13 • 1:03 pm CDT

Japan's Pertussis Outbreak Sets Records in 2025

According to recent data published by the Japan Institute for Health Security (JIHS), Japan reported the most significant number of pertussis cases to date in 2025. As of August 30, 2025, there have been a total... READ →

Japan Japanese Encephalitis Cases 2025

The number of Japanese encephalitis (JE) cases dramatically decreased after Japan's Ministry of Health implemented a national vaccination program in 1954. However, there were three JE cases in a single hospital in Narita, Japan, over three years. As of June 2025, JE vaccinations are offered in Japan.

Japan Pertussis Outbreak

As of July 10, 2025, the Japan Institute for Health Security Infectious Disease Information website reveals that 39,672 pertussis cases were reported in 2025. This total surpasses the amount recorded in 2019, 16,845, and the 4,096 pertussis cases reported in 2024.

Last reviewed
July 10, 2025