KATO N gauge E531 series Joban line, Ueno Tokyo line additional set A (4 cars) 10-1844 model train

Starting with this product, a slotless motor has been adopted for the power unit, allowing you to enjoy smoother and quieter running performance. In addition, the car numbers of each set will be changed, and the five-car set of the attached train will reproduce the platform position detection device at the bottom of the front.