Naruto Hiden

is a light novel series which explores the stories of various characters after the conclusion of the original manga. Though each book is illustrated by Masashi Kishimoto, they are written by other authors.

Novels

 * Kakashi Hiden: Lightning in the Icy Sky
 * Shikamaru Hiden: A Cloud Drifting in Silent Darkness‎
 * Sakura Hiden: Thoughts of Love, Riding Upon a Spring Breeze
 * Konoha Hiden: The Perfect Day for a Wedding
 * Gaara Hiden
 * Akatsuki Hiden

Timeline
An advertisement in Weekly Shōnen Jump for Sakura Hiden sets the following ordering of events:
 * 1) 11th October, 17 years after Naruto's birth : takes place, Naruto and Sasuke end their last fight. The Fourth Shinobi World War ends.
 * 2) Several months later: Kakashi Hiden takes place and Sasuke leaves Konohagakure.
 * 3) Two years later: Shikamaru Hiden and The Last: Naruto the Movie takes place.
 * 4) Several months later: Sakura Hiden and Naruto and Hinata's marriage takes place.
 * 5) Over ten years later: takes place.