Kendo, a martial art that uses bamboo swords and protective armor, is a popular sport in Japan and is often taught in schools.
In Japan, there is a sport called bo-taoshi that involves two teams trying to knock down each other's pole.
Ghost in the Shell, created by Masamune Shirow in 1989, is a popular anime and manga series that explores themes of cybernetics, artificial intelligence, and the nature of humanity.