Shinkansen-related activities had been stagnant both in the technical aspect and in the business aspect for a while, but, after the privatization and separation of JNR, active activities, such as introduction of new train-cars and new railway system styles came to be seen.
分割・民営化後、技術・営業面で停滞していた新幹線も新型車両の登場、新形態など積極的な流れが見られるようになった。