A spinoff manga series of [[Suzumiya Haruhi no Shoushitsu]] by [[Puyo (puyotopia)|]]. An anime adaptation by Satelight aired in Spring 2015.

The series takes place in the alternative world found in Suzumiya Haruhi no Shoushitsu and stars [[Nagato Yuki]], whose personality in this series is a mix of the shy Nagato from Shoushitsu and the gamer Nagato from [[Suzumiya Haruhi-chan no Yuuutsu]] (also created by Puyo).

h6. Characters - North High Literature Club

* [[Nagato Yuki]]
* [[Kyon]]
* [[Asakura Ryouko]]

h6. Characters - North High Calligraphy Club

* [[Asahina Mikuru]]
* [[Tsuruya]]

h6. Characters - Kouyouen Academy

* [[Koizumi Itsuki]]
* [[Suzumiya Haruhi]]
長門有希ちゃんの消失