The Tokyo Marathon, first held in 2007, has become one of the most popular marathons in the world, with over 30,000 runners participating each year.
Chiba is a city located east of Tokyo, and is known for its amusement parks, shopping, and beaches.
Japan has a highly developed public transportation system, including bullet trains (Shinkansen) that can travel up to 320 km/h (200 mph).
