Kato 3-515 Passenger Car 24Series Sleeper Express Hokutosei - HO Scale
 
4Cars Set
 
Appeared as a sleeper limited express between Ueno and Sapporo, following the opening of the Seikan Tunnel connecting Honshu and Hokkaido in 1988. It was a hotel-like service that was well-received and had three round trips during its peak. Due to the birth of Cassiopeia, the number of flights was reduced to one round trip in 2006 (2006), and at the end of regular service, cars No. 1 to 6 such as lobbies and private room B sleepers were trains belonging to JR Hokkaido, dining cars ( (Gran Chariot) and the 7th to 11th cars and power supply cars centered around the private room A sleeper consisted of vehicles belonging to JR East.