Japan has a game show called "Human Tetris" where contestants have to contort their bodies to fit through holes in a moving wall.
Karashi, a type of spicy mustard, is often served as a condiment with Japanese dishes such as sushi and grilled meat.
The Shinkansen, or bullet train, is a popular mode of transportation for tourists in Japan, and travels at speeds of up to 320 km/h (200 mph).
