Japanese Train Departs 20 Seconds Early, Company Apologizes

Railways in Japan are well known for keeping to a schedule, so an apology was in order when a train from Tokyo to Tsukuba left 20 seconds earlier than scheduled.

In spite of the fact that no passengers complained, the railway company sincerely apologized for the error.

http://www.bbc.com/news/world-asia-42009839

Japanese “bullet trains” (Shinkansen) travel at varying speeds up to 320 km/hr (200 mph).