[Hakkai laughs cheerfully, hooking one elbow around the nearest railing. Goku's nearly gone through all of the riceballs already, hasn't he? They'll have to hit a convenience store on the way back to distract him for one more underground trip.]

Very! It's much faster than we can run.

[A recorded voice warns everyone to stay clear of the doors as they sweep shut and the train begins to pick up speed.]

You can't see how fast we're moving here, but there are places where the trains run above ground, too.