Originally Posted by
RichardInSF
The only train between Yokohama and Kurihama that would have vending machines is the occasional N'Ex that goes all the way to Kurihama. The JR rapid service trains definitely don't -- at least I've never seen one and I've ridden a lot of JR rapid service trains!
They definitely aren't on a NEX in the footage.
Perhaps one of the researchers got the idea having been on one of those NEX trains that split apart at Tokyo station.