Profiles for Sasuke and Itachi are expanded, detailing the "true feelings" behind their bond and Sasuke's ultimate goal of clan restoration. The Jutsu Encyclopedia
: Comprehensive stats and backgrounds for characters like Sasuke Uchiha , detailing his descent into "deepening darkness" and his eventual restoration goals. naruto databook 4
A major highlight of the 4th databook is an extensive between Naruto creator Masashi Kishimoto and One Piece creator Eiichiro Oda. Profiles for Sasuke and Itachi are expanded, detailing
The "War Arc" Evolution Tracker
However, its content tells the story of the manga’s conclusion through: the Otsutsuki clan.
It introduces official profiles for previously shadowy figures like Mito Uzumaki (the first Nine-Tails Jinchuriki) and the ancestors of the shinobi world, the Otsutsuki clan.