The 10th World Congress on Infectious Diseases & One Health (WCID 2026) will take place October 5–7, 2026, in Tokyo, Japan, with onsite and virtual participation. Under the theme “From Pathogens to Prevention: Science, Surveillance, and Solutions”, the congress unites global experts to share research, innovations, and strategies in infectious disease prevention and healthcare. Keynotes, panels, workshops, and networking will foster collaboration, knowledge exchange, and solutions with real-world impact.