Until Death Do Us Part

The legendary killer, hiding under the guise of school teacher Shingo Fujisawa, returns to Japan after more than ten years! What made him come back? What has he been doing for these ten years? Is one of his new students connected to 24? (Source: MangaDex)

A former mercenary and top-tier assassin—and his name is Jesus!! Hunted by violent organizations, Jesus finds himself teaching high school by sheer coincidence. Now, school is dangerous!! (Source: Shogakukan, translated)

Karito Tate is a bodyguard who takes on various jobs to protect VIPs using martial arts, various firearms, or high-tech gadgets. He is not allowed to kill but only to protect with his right arm.

The sequel of AEGIS in the dark. How can Tate Karito beat Butterfly?

It's the beginning of 1998. A young genius in electronic engineering, Tatsumi Daiba, has far exceeded the performance standards in the modern science with the creation of the SPARC. With SPARC´s excellent analytical ability, having built a network expanding over the whole world and having the capability to move its mechanical arms at free will, Tatsumi´s judgement over the evil in the city streets commences.

Humans with strange new powers have begun to appear. They are called Knockers. The Knockers are not without rival, they are being hunted by the mysterious being named Void! Not adhering to any notions of good or evil, Void pursues the Knockers while being himself in the cross-hairs of government agencies BOOTS and the Public Safety Commission Section 5, along with mysterious pursuers like Shamonji the beautiful swordsman and the undead soldier Pale Horse, who arisen from the dead. Just what is Void's goal, and for what purpose does he stretch his raven wings?