臨の書Rin no Sho
Character Official Data Book · First printing: July 9, 2002
Data Book #1 — 137 ninja · 86 jutsu
Sources
The Six Books
This site is checked against all 72 volumes of the Naruto manga — and against the six official databooks and fanbooks: 臨・兵・闘・者・皆・陣 — Rin, Hyō, Tō, Sha, Kai and Jin no Sho. Where the manga itself doesn't spell something out, these six books fill the gap.
兵の書Hyō no Sho
Official Fan Book · First printing: October 9, 2002
Fan Book #1
闘の書Tō no Sho
Character Official Data Book · First printing: April 9, 2005
Data Book #2 — 122 ninja · 108 jutsu
者の書Sha no Sho
Character Official Data Book · First printing: September 9, 2008
Data Book #3 — 130+ ninja · 115 jutsu
皆の書Kai no Sho
Official Premium Fan Book · First printing: December 9, 2009
Fan Book #2
陣の書Jin no Sho
Character Official Data Book · First printing: November 9, 2014
Data Book #4 — 270 ninja · 232 jutsu
To our overseas brothers. As far as we know, these six books have no official English edition. If there's something in them you want to know, we'll tell you what we can — the message desk is open: ask us, or tell us which name you want next. We read everything. To our dear fellow Naruto fans.