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

In Japan, there is a train station that has no entrance or exit, but was built because a school used to be nearby.

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.