- Prototype is S203 + S103 organization belonging to Matsumoto Vehicle Center as of 2018.
- The head shape full of speed and the paint color of the powerful design are realistically reproduced just like the actual car.
- Adopts KATO original body tilt mechanism. A realistic curve passing scene that tilts the body and approaches the actual vehicle is realistically reproduced.
- Antennas on the roof are already installed.
- The cooler reproduces the central body without stainless steel paint and the front and back covers with silver paint.
- Adopting a flywheel power unit realizes stable driving.
- Snap-on cart adopted.
- Body mount close-coupled coupler (no hook) is used for the intermediate connection. The top of Cars 1 and 12 uses a dummy coupler that reproduces the figure with a cover. The top of the 3rd and 4th car adopts a body mount dense coupler (no hook) that reproduces the electric connection part.
- Head / tail light on. All five lights are on.
- The chairs in the car are reproduced in blue purple for normal cars and brown for green cars.
- Car number, non-smoking mark, wheelchair mark printed.
- Destination display sticker included. A variety of destinations such as "Super Azusa", "Azusa" and "Kaiji" will be recorded.
- When all three sets are prepared, all 12 cars can be stored in the bookcase of the extension set and attached set.
- DCC friendly.