It's not worth pointing out because those only exist on the shinkansen and routes where you could theoretically be commuting for hours. Business class exist for

It's not worth pointing out because those only exist on the shinkansen and routes where you could theoretically be commuting for hours. Business class exist for people that travel for work already, you can use a plane or Amtrak. I'm sure there are workers in Japan who are using it daily, but having to be on the train for six hours in a green card everyday is not a hell worth recreating anywhere else.