Kaneda watched as a the Jonin arrived to examin the situation. "what seems to be the- wait... Akagi? What are you doing here?"
I appeared the two knew each other. If the Samurai called "Akagi" had promised to lay down his aggresiveness, and he knew one of the Jonin's, then it should be safe to deactivate his jutsu.
Instantly, the shadows returned and merged with his own. Akagi was free, but Kaneda kept an eye on him he turned to Sam. "You know this man, Sam?"