Except there's no reason to. This isn't something where opinions matter, only what actually is going to happen matters. They could be Japan region servers, or they could not be, we don't really know for sure.
There is going to be however many servers that we were originally on, that we will be on in the event we don't transfer elsewhere.
There are going to be however many servers, in each region, that are "fresh start" servers, according to rep posts, that can only be joined by creating a new character, as well as other servers in each region we can transfer to.
