Fall of the Scarlet Ammo is the fourth volume of the Hidan no Aria novel series released on August 25, 2009. This volume begins the IU arc.



  • 1st Ammo - Invisible Bullet
  • 2nd Ammo - Emergency Mission -Quest Boost-
  • 3rd Ammo - Summer Festival
  • 4th Ammo - Infighting -Falling Out-
  • 5th Ammo - Golden Pavillion -Abu Simbel-
  • Last Ammo - Awakening of the Scarlet Ammo
  • Epilogue - Go For the Next!!

Illustrations Edit

Trivia Edit

  • The volume is released exactly one year from the release of Volume 1.
  • The first volume to feature a male character on the cover.


Hidan no Aria Series
Hidan no Aria AA
AA Novel