Karate, another martial art that originated in Japan, has also become a popular sport and is practiced by millions of people around the world.
In Japan, there is a tradition of eating KFC for Christmas dinner, which started as a marketing campaign in the 1970s.
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.