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.

The Showa period, which lasted from 1926 to 1989, was marked by Japan's militarism and involvement in World War II.

The Walkman, invented by Sony in 1979, revolutionized personal music listening by allowing users to listen to music on the go.