In 1964, the Tokaido Shinkansen was introduced as the "Dream Super Express". Since then, it has transported over 5.5 billion passengers. The almighty high-speed vehicle is known for its accuracy, which its delay time per car set is only 0.2 minutes. Also, it's known for the comfort of the ride and safety; no fatal accidents had happened for the last 52 years. The Shinkansen has such accomplishment due to the support of people behind the scenes. See the latest technology used during the maintenance procedure which is conducted overnight and then meet "Dr.Yellow", a train created especially for inspection of tracks and overhead lines.