Kendo, a martial art that uses bamboo swords and protective armor, is a popular sport in Japan and is often taught in schools.

Natto, a fermented soybean dish that is known for its strong odor and slimy texture, is a popular Japanese food that is often eaten for breakfast.

Tempura, a dish made with battered and deep-fried seafood or vegetables, is a popular Japanese dish that originated in the 16th century.