JoJo's Bizarre Adventure Part 4: Diamond is Unbreakable manga volume 7 features story and art by Hirohiko Araki.

Josuke’s bizarre adventure reaches new heights! Who is this person who claims to be an alien? Did Rohan really witness a grisly murder in a tunnel on the highway? Has Yoshikage Kira finally met his match after all these years—and is it a cat or a plant? Morioh is as chaotic as ever!

JoJo's Bizarre Adventure Part 4: Diamond is Unbreakable manga volume 8 features story and art by Hirohiko Araki.

What kind of weirdo lives on a transmission tower?! An all-new enemy Stand attempts to trap, outwit and eliminate Josuke Higashikata and Okuyasu Nijimura, but Shining Diamond is a formidable foe! Then, the battle for Morioh turns personal when Koichi disappears. What else does this new enemy have in mind for the gang? Plus, Yoshikage Kira is still hiding, biding his time, eager to take another life...

JoJo's Bizarre Adventure Part 4: Diamond is Unbreakable manga volume 9 features story and art by Hirohiko Araki.

Diamond is unbreakable! Josuke, Koichi, Okuyasu, Jotaro, Rohan and their newfound friends have been searching Morioh for any trace of the serial killer and Stand user Yoshikage Kira. After much effort and many battles against enemy Stands, they’ve found their prey! But does Kira have the upper hand after all? This is it! Witness the final battle of Yoshikage Kira and Josuke Higashikata, as Deadly Queen and Shining Diamond go head-to-head!