Postcard Book

The Postcard Book series (formerly Post Card Book) are a series of books produced by Square Enix. They contain a selection of themed postcards featuring concept and promo art. The series began being published with DigiCube, but after being shut down the series was continued being published by Square Enix after a five year break. Following a seven year break after the book for Final Fantasy XIII-2, the series was revived starting with Kingdom Hearts III.