The Japanese giant salamander is one of the world's largest amphibians and is native to Japan's freshwater rivers and streams.
Judo, a martial art that emphasizes throws and grappling techniques, was developed in Japan in the late 19th century and has become a popular sport around the world.
Japanese anime has gained a huge following outside of Japan and has become an important part of global popular culture, with many anime conventions and fan events held around the world.