User blog comment:Kogath/Monster Hunter 4 Ultimate for the Nintendo 3DS/@comment-5172919-20160425020205/@comment-2194133-20160425025110

There was no paid DLC announced. However, one of the early menu screens ingame had access to eShop account info such as funds, implying that there would be something purchasable with real $$. Nothing ever came of it (and thank god for that).