Japanese bullet trains, called Shinkansen , usually run at up to 320 km/h (about 199 mph) in normal operation. Japan’s experimental maglev has reached 603 km/h in testing, and planned commercial maglev service is expected at around 500 km/h.

Quick scoop

  • Typical Shinkansen top speed: up to 320 km/h.
  • Older/basic services: some run slower, around 240–300 km/h depending on the line and train type.
  • Fastest tested rail vehicle in Japan: 603 km/h on the maglev test line.

What that feels like

At full speed, a Shinkansen makes long intercity trips feel very short, which is why people often use it instead of flying for many domestic routes. One source notes Tokyo to Shin-Osaka can take about 173 minutes on Hikari service, while faster services on other planned maglev routes aim to cut that much further.

Bottom line

If you mean the regular bullet train , think around 320 km/h. If you mean Japan’s future maglev , think 500 km/h planned and 603 km/h demonstrated in testing.