Quote Originally Posted by Neoyoshi View Post
It's semi-permanent, it's set to reopen during special periods. So think of it's like Gate interveil but with a much MUCH longer wait time in between. xD

Might even be closer to how Moogle tomestones work in terms of when it reopens, like perhaps every couple months? They haven't specified a timeframe yet.
Yeah, it says "After the initial collaboration event has ended, it will be held as a special event at irregular intervals.", which doesn't tell us much about how often it might come back!