The Mongol invasions of Japan in the 13th century were repelled by a combination of strategic planning and a typhoon that destroyed the invading fleet.
The Shinkansen, or bullet train, is a popular mode of transportation for tourists in Japan, and travels at speeds of up to 320 km/h (200 mph).
Tokyo is the capital of Japan and the largest city in the world by population, with over 37 million people in the greater Tokyo area.