More than a hundred people were reported to have been infected by dengue fever in August 2014, the first seen in Japan in almost 70 years.
Workers spray pesticides at Yoyogi park, where dengue-carrying mosquitoes were found.
Fever screening camera monitors passengers arriving at Narita airport.
Underwater: manta rays, the most graceful swimmer in the Okinawa oceans
Drone shot: autumn at Onuma Quasi-National Park in Hokkaido
Amazing rocket launch moments in Japan
Festivals in Japan: Aomori Nebuta Festival
Underwater: northern sea lions flock to a tiny island