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× Drones, robots to inspect aging bridges, roads in Japan

TOKYO -- The maintenance of infrastructure under the management of Japan's small municipalities has become an issue. Last August, it was revealed that among roughly 770,000 assets such as bridges and tunnels in locations across the country, approximately 80,000 --- or about 10% --- have been assessed as requiring repairs within the next five years.

"Right, right ... Now a little to the left," a…