Akira, directed by Katsuhiro Otomo in 1988, is a classic anime film that helped to popularize the cyberpunk genre of science fiction.
The bullet train (Shinkansen), which began operation in 1964, was the first high-speed train system in the world and is still one of the fastest.
Karate, another martial art that originated in Japan, has also become a popular sport and is practiced by millions of people around the world.