A total set that includes 923 series Doctor Yellow, power unit PU-N600, and rails, it is the best set for getting started with model railroads that you can enjoy right away.It is a compact package that also considers storage.Vehicle- A set containing Doctor Yellow, an electric track comprehensive test vehicle operated on the Tokaido / Sanyo Shinkansen- Reproduce the full formation with the 4-car set of cars 1, 2, 3, and 7 together with the additional 3-car set- The main specifications of the vehicle are based on the <98480> 923 series Doctor Yellow basic set.- Movable hood equipment- Equipped with a constantly lit board for the head and tail- The car number is printed (T4 formation)- Side car number, roof car number, JR mark have been printed- Hook / U-shaped energizing coupler adopted- Power adopted with flywheel- New current collection system, silver wheels adopted- M-13 motor adoptedControl equipment- PU-N600 (dark gray specification)Rail- Adopts rails that reproduce PC sleepers with easy-to-use fine tracks- Easy and reliable connection- The rail layout is the most basic rail pattern A (oval type)- With relay rail