Kendo, a martial art that uses bamboo swords and protective armor, is a popular sport in Japan and is often taught in schools.
Nagasaki is a historic city on Japan's western coast, and is known for its role in World War II and its beautiful harbor views.
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.