Marginal Operation manga volume 8 features story by Yuri Shibamura and art by Daisuke Kimura.

The fires of vengeance burn on…

With Arata's battle against his former employer concluded, the situation’s finally stabilizing. After careful deliberation, he decides to recruit child soldiers from Thailand’s slums on Miss Li’s request. Unbeknownst to Arata, while his rival company may have backed out for now, there are still those within it whose personal grudge against him won't let them rest until they've had their revenge.

Marginal Operation manga volume 9 features story by Yuri Shibamura and art by Daisuke Kimura.

GOOD FRIENDS - BETTER ENEMIES

Arata believed his travails in Thailand were over, but Kishimoto has other plans. The moment Arata lets his guard down, his former colleague strikes, kidnapping Hakim and Sophie. For the first time, Arata must contend with the imminent threat of a subordinate’s death. Will he crack, or will he find a way to follow through under such pressure?

Marginal Operation manga volume 10 features story by Yuri Shibamura and art by Daisuke Kimura.

An ill-fated encounter…

Driven insane by the loss of his daughter and the death of Hakim, Kishimoto turned on his coworker and killed him in cold blood. After this, he used Sophie to goad Arata into a final showdown at a park in Thailand. From training camp comrades to bitter adversaries, how will this confrontation end as their two paths collide?

Marginal Operation manga volume 11 features story by Yuri Shibamura and art by Daisuke Kimura.

Pushing foreign borders...

Arata finally makes the move against the Chinese army his sponsors have been waiting for. The effort goes well at first as he recaptures a series of villages with no casualties, but his seemingly unstoppable momentum grinds to a halt as Arata discovers deeper complexities to this struggle than he ever imagined...