Volume 6 - Killing Range 2051

Killing Range 2051 is the sixth volume of the Hidan no Aria novel series released on April 23, 2010. This novel begins the main storyline of Hidan no Aria containing the Fallout of IU Disbandment and the start of the Cao Cao arc.

Chapters

 * 1st Ammo: Manhunt
 * 2nd Ammo: Water Tossing
 * 3rd Ammo: Caravan I -Field Trip-
 * 4th Ammo: Flash Cannon
 * Epilogue: Go for the Next!! Reki

Trivia

 * Killing Range 2051 is a reference to Reki's maximum range she can snipe.
 * Cao Cao Sisters make their first appearance.
 * Reki defeats Kinji Tohyama resulting in a force marriage between the two with her swearing her undying loyalty to him.
 * Reki and Aria H. Kanzaki beginning feuding with each other as a result of Reki's forced marriage to Kinji.
 * Caravan I trip takes place to being team formation.
 * Reki smiles for the first time.
 * The first volume where the final illustration is a sketch.