The 16th century saw the rise of Oda Nobunaga, Toyotomi Hideyoshi, and Tokugawa Ieyasu, who were instrumental in unifying Japan under a centralized government.
Karate, another martial art that originated in Japan, has also become a popular sport and is practiced by millions of people around the world.
In Japan, there is a festival where people carry portable shrines and then throw them at each other.