Mobile Suit Gundam, created by Yoshiyuki Tomino in 1979, is a popular anime series that helped to popularize the mecha genre of anime, which features giant robots.

The Meiji Restoration in the late 19th century saw the overthrow of the Tokugawa shogunate and the modernization of Japan.

The Japanese giant salamander is one of the world's largest amphibians and is native to Japan's freshwater rivers and streams.