The pool water, capable of devouring and melting everything in the world, lay right beneath Shihōin Naraku's feet!
The Katsuyu Sage's immense senjutsu chakra enveloped Naraku's entire body, leaving not a single part exposed.
Given how quickly the pool water corroded things, Naraku could not guarantee that the Mera Mera no Mi's elementalization would work either. Besides, to succeed in this training, he had to personally endure the erosion of natural energy. Protecting himself with elementalization or Armament Haki would definitely prevent him from succeeding.
"Try it first!"
At the Katsuyu Sage's words, Naraku tentatively extended his left hand toward the pool.
Splash...
The rippling water instantly swallowed Naraku's left hand, corroding his palm to ashes in an instant until it vanished.
"That's powerful!"
Agonizing pain swept through his entire body. Naraku immediately withdrew his arm, but it was already too late. His left hand had disappeared from the wrist down.
Fueled by senjutsu chakra, Naraku's regenerative ability had already reached an absurd level. His left hand grew back at a speed visible to the naked eye, looking no different from before.
Naraku clenched his fist thoughtfully.
"So training in Sage Mode has to be gradual. If I enter the final stage without completing the second stage, it'll be very difficult to restore my damaged body."
"But now, even if the pool water eats away at me, I can return to normal with the help of senjutsu chakra. That gives me the greatest possible assurance of safety."
"In that case, let's continue."
Naraku spoke to the Katsuyu Sage.
The Katsuyu Sage nodded, then controlled the senjutsu chakra enveloping Naraku, slowly lowering him into the water.
The immense yet gentle senjutsu chakra formed an extremely thin protective membrane around Naraku, blocking the pool water's all-pervasive corrosive power.
Without the Katsuyu Sage's