Zoku: Crows Gaiden

Next Crows Supplementary Story is a side series for Crows.
The first half of the manga tells the story of the feud between TFOA's Fourth Generation and Kyouya's new leader, while the second half of the manga tells the story of Kizu Kyousuke, a long-time friend of Parko, Kiiko, Teru and Kouhei.
Chapter names:
First part:Shidaime Busou Sensenhen (四代目武装戦線編)
Second part:Kizu Kyousukehen (木津京介編)