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

In Japan, there is a toilet museum that showcases the evolution of Japanese toilets and the culture surrounding them.

The Hiroshima Peace Memorial Park is dedicated to the victims of the atomic bombing of Hiroshima and is a moving tribute to the power of peace and reconciliation.