Kai no Sho

The is the fifth of the supplementary guidebooks on the Naruto series authored by Masashi Kishimoto. It is the second of two fanbooks.

It was first published on 9th December 2009 as part of the Jump Comics line by Shueisha, under publisher Kazuhiko Torishima. Its ISBN is 4-08-874834-4 and it has 247 pages.

Contents
The contents of this book consist of drawings by several fellow manga artists, congratulatory messages from the various seiyū and staff that work on anime, a coloured collaboration drawing by Masashi Kishimoto and Akira Toriyama of Dragonball fame, several coloured drawings by Kishimoto himself, including an exclusive drawing of Naruto as Hokage, a conversation between Kishimoto and Yoshihiro Togashi of Hunter x Hunter and Yū Yū Hakusho fame, background information on the main villages of the series, the three Shinobi World Wars, and the main characters, concept art of the five kage and their aides, and Kishimoto's first manga Karakuri.

Trivia
2
 * The names of the guidebooks come a from a kuji-in: a collection of nine hand postures used in meditation. These kuji-in have found their way into ninja folklore as a kind of magic spells. The kuji-in the guidebooks were named after is, with the Kai no Sho being named after the fifth.