Fig. 3

The numbers of travelers and countries by national park. Filled circles represent the number of the international travelers from dengue-positive countries by national park (measured in left vertical axis). The triangle shows the number of the countries from which international travelers arrived (measured in right vertical axis). Six parks were selected, including Hibiya Park, Meiji Jingu Gaien, Shinjuku Chuo Park, Sotobori Park, Ueno Park and Yoyogi Park