The Japanese spider crab is the largest arthropod in the world, with a leg span of up to 4 meters (13 feet).

The Kamakura period, which lasted from the 12th to the 14th century, was a time of political upheaval and marked the rise of the shogunate.

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.