This book is a catalog that encapsulates the contents of the exhibition held to commemorate Arashi's 20th anniversary, and has the following features: Content: It contains a vast collection of photographs tracing Arashi's history, spanning 784 pages. It is entirely printed in monochrome double-tone, and features a luxurious binding with gold leaf applied to the edges of the pages (gilded edges). Sales Format: It was sold as a made-to-order product exclusively for fan club members. Price: 5,000 yen (tax included)