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.

The Japanese automotive industry has been impacted by natural disasters such as earthquakes and tsunamis, which have disrupted production and supply chains.