Takamatsu is a city located on the island of Shikoku, and is known for its beautiful gardens, udon noodles, and art museums.
Hiroshima is a historic city on Japan's western coast, and is known for its Peace Memorial Park and Museum, dedicated to the victims of the atomic bombing.
Karate, another martial art that originated in Japan, has also become a popular sport and is practiced by millions of people around the world.
