The Shinkansen or Bullet train is the most successful and busiest high-speed express train system in the world. the first bullet trains ran in 1964, in time for the Tokyo Olympics, connecting Tokyo with the Osaka. The network is currently nearly 2,400 kms long (1,483.6 miles) with trains reaching maximum speeds of 240-300 kms/h (149-186 mph). Plans to extend the network to the Northern Island of Hokkaido and introduce recording breaking Mag-Lev trains are also underway.