The subways in Tokyo are so crowded that during rush hour, special subway workers wearing white gloves have jobs to push people into the cars.
The subway is so crowded that the "pushers in" try to be polite. Sometimes shoes fall off of people's feet.
Some roads are built on top of buildings because there is not enough room on the ground.
Bullet trains can get up to 155 miles per hour.
Some people get around on bicycles.