Japan has a game show called "Human Tetris" where contestants have to contort their bodies to fit through holes in a moving wall.

Naruto, created by Masashi Kishimoto in 1999, is a popular manga and anime series that follows the adventures of a young ninja as he strives to become the strongest ninja in his village.

The Japanese black bear is a species of bear that is found throughout Japan's forests and is known for its distinctive white chest patch.