"Research into strengthening the body with the Sage Cursed Seal? It certainly would be a good choice for training subordinates, but not now. Village affairs have kept me far too busy. Even splitting off chakra to use a shadow clone wouldn't help. If you could bring Tsunade in, that would be another matter. With her abilities, it should be quick..."
Orochimaru refused without much thought after hearing Karn's proposal. He was not deliberately playing hard to get. Many Jonin in the village had already stopped receiving missions, and a ninja like him might soon have to return to the front lines.
Even if he was interested now, he could not spare the time for research.
Karn shook his head and told Orochimaru on the tablet, "Tsunade isn't like you. There are many things she won't tolerate... Since you don't have time, let's leave it for later. But don't put off your interview again, or I'll let the Newspaper Office write whatever they like."
With that, he ended the call, though he felt some regret. While war could be a good opportunity to make a fortune, it also held up many other things.
Karn certainly had no desire to approach Tsunade. Unless she was one of his people, the news would soon leak out.
Other than Tsunade, perhaps Yakushi Nonō?
Her Medical Ninjutsu was outstanding. Even without her status as Tsunade's student, Yakushi Nonō's medical skills ranked among the best at Konoha Hospital. However, she had little involvement in human experimentation and was still studying Medical Ninjutsu.
She did not currently meet Karn's standards. Perhaps she would qualify in a few years.
"Right, there are two people who would be perfect: Shennong and Hiruko."
Karn suddenly thought of those two. Both had done outstanding research on the human body. One had