When formed, it will trigger the following event, with an option to choose the name for the country:

And of course, when managing to conquer China you’ll get another event for the option of proclaiming a new dynasty:

And that is all for today, although there is much more in the game for you to discover. We'll be back tomorrow talking about the mechanics of Shintō and the Shogunate, see you then.

And remember to Wishlist Europa Universalis V now!