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

The 16th century saw the rise of Oda Nobunaga, Toyotomi Hideyoshi, and Tokugawa Ieyasu, who were instrumental in unifying Japan under a centralized government.

The Nikko Toshogu Shrine in Nikko is a UNESCO World Heritage Site and a famous example of traditional Japanese architecture.