Japan's recorded history dates back to the 5th century AD, when the first known emperor, Emperor Jimmu, ascended to the throne.
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).
The airbag, which was co-invented by Yasuzaburo Kobori and Allen K. Breed in the 1980s, has become a standard safety feature in automobiles worldwide.