The library war animation is adapted from the first three novels in the library series, Library War, Library Crisis and Library Civil Disturbance. Finally, animation is the end of library civil strife. So what should follow is the fourth volume of the original book, the library revolution. Besides, there are two other books in this book, Library Wars I and II. In addition, in the limited edition of the first DVD of animation, there are short stories written by the original author Hiro Arikawa.