AA Light Novel Volume 4

Aria the Scarlet Ammo AA IV is the fourth and possible final volume of the Hidan no Aria AA novel series released on December 25, 2015.

Trivia

 * The light novel was released two days after the Hidan no Aria AA anime series final episode aired.
 * The light novel series was possibly completed within one year.
 * Former IU members turned Butei High students Riko Mine, Jeanne d'Arc, and Kyouchikytou appear.
 * Other surviving members of the Mamiya Family appear.