The All Japan High School Soccer Tournament, held annually since 1921, is one of the most prestigious high school soccer tournaments in the world.

The Allied occupation of Japan following World War II brought about major political and social changes, including the drafting of a new constitution and the abolition of the samurai class.

The 3D printing technology, developed by Dainippon Screen in the 1980s, has revolutionized manufacturing and made it possible to create complex objects with ease.