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 giant salamander is one of the world's largest amphibians and is native to Japan's freshwater rivers and streams.
During the Edo period, which lasted from the 17th to the mid-19th century, Japan was ruled by the Tokugawa shogunate and experienced a period of peace and stability.