Official Watanabe Haganai doujin

The Official Watanabe Haganai doujin are various art books by Yoshihiro Watanabe, the Chief Animation Director and character designer for the Haganai anime series. They were released by a company named Frontier Child and were sold at events like Comiket. There are at least eleven books in the series, and only a handful pertain to the Haganai series. At least four of the books belong to the Haganai collection. These being volumes one, two, four and seven.

Contents
These doujin books contain various sketches and designs for characters and merchandise related to the series they pertain to. Volume seven includes a Boku wa Tomodachi ga Sukunai short story.


 * A list of what each book primarily focuses on below:

Volume One: Boku wa Tomodachi ga Sukunai

Volume Two: Boku wa Tomodachi ga Sukunai

Volume Four: Boku wa Tomodachi ga Sukunai

Volume Five: Kantai Collection

Volume Six: Heaven's Lost Property

Volume Seven: ''Boku wa Tomodachi ga Sukunai

Volume Eight: Heaven's Lost Property

Volume Nine: Kantai Collection

Volume Ten: The Testament of Sister New Devil

Volume Eleven: The Testament of Sister New Devil

Volume Information
Release Date: -
 * Volume One: August 12, 2012
 * Volume Two: December 31, 2012
 * Volume Four: August 11, 2013
 * Volume Six: April 29, 2014
 * Volume Seven: August 15, 2014
 * Volume Ten: August 16, 2015

Page Count: -
 * Volume One: 56
 * Volume Two: 24
 * Volume Four: 52
 * Volume Five: 40
 * Volume Six: 36
 * Volume Seven: 68
 * Volume Nine: 24
 * Volume Eleven: 40
 * Volume Ten: 40