Karate, another martial art that originated in Japan, has also become a popular sport and is practiced by millions of people around the world.

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 Showa period, which lasted from 1926 to 1989, was marked by Japan's militarism and involvement in World War II.