Kagami Uchiha came to the Hokage Building to meet with Kazemori Masaki and report on his mission. Once the report was finished, Kazemori Masaki expressed his satisfaction with his work.
"Thank you for all your hard work lately, Kagami." Kazemori Masaki's gaze fell on Kagami Uchiha's empty sleeve. Seeing the look on his face as he hesitated to speak, he said, "Now that you're back in the village, it's about time you underwent regeneration surgery. I've already had everything prepared."
"I've been looking forward to it for a long time," Kagami Uchiha said with a smile when Kazemori Masaki put his thoughts into words. From the moment he learned that his arm could grow back, he had been imagining the day it would happen.
"I knew you couldn't wait." Kazemori Masaki smiled and shook his head.
"Well, if you knew your arm could grow back, wouldn't you want it to happen as soon as possible?" Kagami Uchiha felt that was only human nature. Surely plenty of people would think the same way.
"All right, I'll take you there now. Tsunade will perform the surgery, and the success rate is at least eighty percent. Come with me," Kazemori Masaki said.
Regenerating a missing arm was an extremely difficult undertaking, because the cellular composition of an entire arm was immensely complex. Reattaching an arm could be done in a short time, but regenerating one was another matter. Even with the Strength of a Hundred Technique, an arm regenerated too quickly was bound to have problems. Only the legendary Yin-Yang Release could instantly create a suitable organ.
Regenerating an organ that was a perfect fit, without any rejection, required a lengthy regeneration process. This Medical Ninjutsu was called the Healing Resuscitation Regeneration Technique. It was not a Jutsu Formula that one person could