Last month Nippon Ichi Software America unveiled the contents of their Premium Edition for Natsume’s Book of Friends Season 1 & 2 Premium Edition. Their recent Prinny Bomb newsletter has confirmed that you can now pre-order it through their online store HERE. Purchases through their official store will include an exclusive bonus Nyanko-sensei’s Bookbag which will not be stocked by other retailers.
Contents of their set can be read HERE, however while the base price is $69.99 they are selling it for $55.99 as of this post.