The Melancholy of Haruhi Suzumiya, created by Nagaru Tanigawa in 2003, is a popular light novel series and anime that explores themes of existentialism, time travel, and alternate realities.

The Mongol invasions of Japan in the 13th century were repelled by a combination of strategic planning and a typhoon that destroyed the invading fleet.

During the Edo period, which lasted from the 17th to the mid-19th century, Japan was ruled by the Tokugawa shogunate and experienced a period of peace and stability.