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 bullet train (Shinkansen), which began operation in 1964, was the first high-speed train system in the world and is still one of the fastest.

The pocket calculator, invented by Sharp in the 1970s, made complex calculations more accessible and convenient for the average person.