Osaka is Japan's third-largest city and a major commercial and industrial hub, with a population of over 19 million people in the greater Osaka area.
The sushi conveyor belt, invented in the 1950s, revolutionized the way sushi is served in restaurants and made it more accessible to the average person.
Japanese automakers have been leaders in developing fuel-efficient and low-emission vehicles, such as hydrogen fuel cell cars and plug-in electric vehicles.
