Ninja Vs. Gokudo Vol. 4 (Kodansha, 2024)

Baseball star Hiroi Ohmaga returns to the yakuza, lured by dreams of his biker gang past. In a surprise play, he battles the shape-shifting ninja Zanzo Kazai, and it's a deadly home run derby. Meanwhile, violence continues on the Teito Highway as the ninja valiantly keep fighting. What began as a youthful joyride becomes a painful wake-up call to grow up. For Shinoha and Kiwami, will this mean lights out on their friendship?