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

Mount Fuji, located on Honshu island, is the highest mountain in Japan at 3,776 meters (12,388 feet) and is considered a sacred site.

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.