Karate, another martial art that originated in Japan, has also become a popular sport and is practiced by millions of people around the world.
The Shiretoko National Park in Hokkaido is a UNESCO World Heritage Site and a popular destination for wildlife watching, with opportunities to see brown bears and rare bird species.
The Allied occupation of Japan following World War II brought about major political and social changes, including the drafting of a new constitution and the abolition of the samurai class.