Shinkansen Reserved vs Non-Reserved Seats: Which Should You Book?

A reserved ticket names your car and seat, so you can board a minute before departure and walk straight to it. That certainty is what you are buying: a chosen seat (including the Fuji-side Seat E), guaranteed space for your group to sit together, and no queueing on the platform.

Non-reserved cars are first-come, first-served. Outside rush hours from a starting station like Tokyo, you will usually find a seat — but not necessarily a window, and rarely three seats together. From mid-route stations at busy times, standing is a real possibility.

The Fuji-side window is a specific seat — Seat E in Ordinary Cars. In a non-reserved car you compete for it with everyone who boarded before you. If the view is one of the reasons you booked a daytime train, spend the few hundred yen and lock the seat when you book.

Non-reserved shines for flexibility on short segments: Tokyo to Odawara or Atami, a spontaneous Kodama hop, or when you don’t want to commit to a departure time. Trains run so frequently that missing one costs minutes, not hours. Keep it for light-luggage, off-peak, solo situations — and note that during peak holiday weeks some trains run fully reserved.