Which I guess would be kind of a good thing since there are a lot of other rail pieces that have to be substituted with by placing other rails on top of each other, i.e. the rail in current J-24 that has two branches in one piece; or a two-story layout.
Actually not that good but that's probably a reason.
Actually not that good but that's probably a reason.
Hunting Shinkansen for life (but not at all costs) :>