There’s only 6 globally, under 100km total track. Shinkansen trains are conventional rail. It’s been just around the corner for 100 years.

1. Korea, 1km
2. Shanghai, 30km
3. Linimo, Japan, 8.9km
4. Incheon, Korea, 6.1km
5. Changsha, China, 18.5km
6. beijing, China, 8.2km