When Japanese mobster met resistance while weeking Geraci Family territory, they sent in the superhuman enforcer Hachiman. Although the Punisher eventually realized an arrow would penetrate his force-feild, he allowed hachiman to live, establishing a debt of honor.
When Don Geracji enlisted mercanaries to eliminated his underlings, Hachiman slew Kim Sung Young, but Family. In the heart of battle, Hachiman switched alliances, disarming Firefox and saving the Punisher's life. Their debt settled, Hachiman vowed his next meeting with the Punisher would be as enemies.