BlazBlue: Phase Shift 4

BlazBlue: Phase Shift 4 (ブレイブルー ― フェイズシフト4) is a light novel written by Mako Komao that was released on September 20, 2012.

Synopsis
Connected to the "Azure," the greatest tale of the "Dark War" ― the time for the concluding battle is now!

After Takemikazuchi dropped, the Black Beast became "aware" of the Magister's City of Ishana. In the midst of this desperate situation, the signal flare for humanity and the Six Heroes' counterattack rises! BlazBlue's greatest unexplored history of the "Dark War," draws to a conclusion! 

Chapters

 * Prologue
 * Chapter 1: 茶塵渦々さじんかか (Swirling TeaSandstorm )
 * Chapter 2: 赭悲吹荒そおひすいこう (Sweeping Away Crimson Grief)
 * Chapter 3: 黄鬼人器おうごんじんき</rt> ( Demonic</rb>Golden</rt> Human Weapon)
 * Chapter 4: 蒼祈命運</rb>そうきめいうん</rt> (Azure Wish's Fate)
 * Chapter : 無色導明</rb>むしょくとうめい</rt> (Colorless Guiding Light)
 * Chapter 5: 碧蛇狂劇</rb>へきだきょうげき</rt> (Blue Snake's Crazed Play)
 * Epilogue
 * Afterword

Characters

 * Ayame Yayoi
 * Celica A. Mercury
 * Eight
 * Hakumen
 * Jubei
 * Kokonoe
 * Nine the Phantom
 * Nu-13
 * Rachel Alucard
 * Ragna the Bloodedge
 * Seven
 * Trinity Glassfille
 * Valkenhayn R. Hellsing
 * Yuuki Terumi