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

Sailor Moon, created by Naoko Takeuchi in 1991, is a popular anime series that follows the adventures of a teenage girl who transforms into a magical warrior to fight evil.

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.