ALIVE!

Alive! summary:

Yashiro Tenshuu killed 4 people, and is now on death row. However, a secret government organization is willing to take him off death row if he allows himself to become a test subject to an experiment that requires a killer's intent.

Yashiro Tenshuu killed 4 people, and is now on death row. However, a secret government organization is willing to take him off death row if he allows himself to become a test subject to an experiment that requires a killer's intent.