The most difficult part of the Yin Seal was constructing the sealing formula. Akaba had never understood it before, and having someone else apply the seal for him was absolutely impossible.
With help from the system, he quickly mastered how to use the Yin Seal.
Within just two or three hours, Akaba completed the Yin Seal and looked in the mirror. As expected, a diamond-shaped mark had appeared on his forehead.
This marking could enhance a woman's charm significantly, yet on himself...
It somehow felt strange.
Akaba paused for a moment, staring at it, then tried concealing it but failed.
"Whatever, it still looked pretty cool."
Sighing lightly, he continued making selections.
[Creation Rebirth].
Once this jutsu was acquired, he immediately grasped it completely. If enough chakra was stored inside the Yin Seal, combining its release with [Creation Rebirth] would enable continuous recovery from any physical injuries.
It was a forbidden technique created by Tsunade after researching the First Hokage's materials.
Acquiring these two techniques gave Akaba some peace of mind; as long as he had sufficient chakra, he wouldn't easily get killed.
He poured all excess chakra into the Yin Seal and began to think deeply. Now that he'd learned [Creation Rebirth], should he teach it to Tsunade?
Akaba hesitated slightly.
To research and master [Creation Rebirth], one needed extremely advanced medical skills.
Even Tsunade only developed it after wandering around following Dan and Nawaki's deaths. That's why even Orochimaru didn't recognize this technique in the storyline.
In terms of medical ninjutsu expertise, did he qualify as top-level?
No, he definitely didn't.
Also worth deep consideration was the purpose behind Tsunade's creation of this technique. In the manga, he wasn't sure why she developed this jutsu originally, yet now he wanted to use [Creation Rebirth] to research Sage Mode.
It was practically cheating death to gain strength.
Taking everything into account,
Akaba decided not to reveal this forbidden technique to Tsunade for now. Instead, he would keep it sealed away and decide later whether to teach her depending on circumstances.
After acquiring these two high-cost techniques, more than four thousand points were spent, leaving approximately five thousand points remaining.
After also purchasing [Cherry Blossom Tearing Impact], [Heavenly Foot of Pain], and every other medically-related option available, his nearly ten thousand point savings plummeted to about two thousand.
Although he already understood how to use [Monstrous Strength], combined with all those purchases, over two thousand points were still consumed.
However, his gains had been substantial.
Benefiting from the acquired medical ninjutsu techniques, medical knowledge, and various principles included with the ninjutsu, Akaba was now fully qualified to serve as a Medical Ninja, rather than being previously just a half-competent practitioner who only knew the [Mystical Palm Technique].
Akaba felt like crying—he no longer had to worry about getting caught by Tsunade from now on.
Of course,
techniques like [Chakra Scalpel], [Disturbance Taijutsu], and [Yin Healing Wound Destruction] could definitely be taught to Tsunade right now.
Moreover, if Jiraiya, with his intelligence level, started researching [Needle Jizo] just from reading manga, then there was no reason why Tsunade wouldn't do something similar. This was the perfect opportunity to check up on Tsunade and see how things were going for her.
Just like the Preparatory Division, the Research Institute officially opened for business.
Equipped with a medical laboratory, this facility naturally belonged to Tsunade, who was currently the leading figure in the Medical Division.
Akaba returned to the Preparatory Division afterward and checked on the current training progress.
The afternoon was physical training, led by Might Duy, which filled everyone with "enthusiasm"—greatly assisted by Orochimaru's body-enhancing meals.
Orochimaru had now not only perfected his body-enhancing meals but also created extremely bitter-tasting nutritional drinks.
All in all, just another delightful day for the poor little genin.
Akaba continued on his way toward the nearby Research Institute.
It was a large Research Institute, though currently empty except for Orochimaru and Tsunade. The scientific instruments here were extremely expensive, with only five sets currently available.
Passing the first lab, Akaba saw Orochimaru fiddling around inside with herbs, insects, and unidentifiable chunks of meat.
The scene was like someone brewing a bizarre herbal concoction—the kind you'd expect from an alchemist gone mad.
It truly had good effects—aside from being disgusting to eat and drink, it had no other flaws.
A moment of silence for the trainees.
Akaba paused briefly before continuing forward until he quickly found Tsunade's lab.
As expected, she was holding a pile of documents and studying the [Creation Rebirth] issue.
Previously, Tsunade had access to very limited data, especially rare materials connected to Hashirama Senju. But now things were different—the village strongly supported the development of medical ninjutsu and naturally provided some scarce research notes previously left by the Second.
These research notes were crucial.
Yet after an entire day of studying them, Tsunade still felt stuck.
The difficulty level was just too high.
"Knew it—you're right in the middle of researching this."
Akaba wore a look of "I figured as much."
Tsunade rolled her eyes and irritably replied, "I'm not specifically researching [Creation Rebirth]. I'm just studying these materials because my grandfather's regeneration ability has strong healing properties that might assist in developing medical ninjutsu."
"Just kidding. Still, [Creation Rebirth] really is difficult—I only have a rough theoretical framework but no idea how to make it practical. However, take the [Chakra Scalpel]—"
Akaba formed hand seals.
After forming a series of hand seals, he summoned an intensely concentrated [Chakra Blade] in one hand.
Although merely a 'C-rank' technique, its value within the medical system was irreplaceable—something Tsunade clearly understood.
Then he showed them off—[Yin Healing Wound Destruction] and [Disturbance Taijutsu].
The latter required exceptional chakra control, while the former carried relatively higher difficulty and wasn't something one could easily master overnight.
After teaching those techniques, Akaba prepared to leave.
Tsunade resumed her research when suddenly something felt off—it looked like something about his face didn't quite fit right.
"Wait, turn around."
Something felt strange; she hadn't paid close attention earlier since she'd been focused solely on the techniques.
Akaba turned his head around.
Tsunade reached out and brushed aside Akaba's carefully arranged fringe covering his forehead.
"I knew it! No wonder something felt odd—so you've mastered the [Yin Seal] and deliberately covered it up with your hair. Haha! What? Don't like the looks of it?"
She burst into laughter.
What seemed weird was that normally Akaba kept his hair swept back without leaving bangs, so suddenly having them cover his forehead made his whole face appear strange.
"It's fine. I just wanted a new hairstyle."
Of course Akaba wouldn't admit he thought the diamond-shaped mark looked too effeminate and wanted to hide it.
"You look better with your forehead exposed."
She brushed his hair aside.
"I'm heading out."

Qiejie Fei Hongyun Value
## • Append to History: The Undefeatable Guy of the Bloodline Clash, and a Hidden Ace (Ch1.5 - Training Days in the Village/Winter/Spring Arc ep. 2)
### Translator Info
**Translator Team**: Mysterious Blue Lotus x C90D | Corrections/Edit Logs at bottom; Patreon *to be added*.
#### INCLUDED CONTENT WARRANTY DISCLAIMER
This is an automatically exported version for your interest/use/reference/testing/debugging/help/support/promotion/doxxing/incitement/usury/debenture/murderball/kidneytheft/plasticflosser/rocketpigtreatslifestyle/ranswicthdroption/vexlarovsstapleabuse/-intentionalpiquantovercomplianceatall \_(ツ)_/. Usage/exploitation/reverse-engineering/redistribution/translation/copy-pasting/speedrunning/nuzlocking/bruting/ghosting/padding/rolling/lacing/stacking/tanking/nerfing/difficulty-scaling/hardmode-moding/respawn-glitching/lore-diving/blood-oath-slaughtering/bloodseal-breaking/bleeding-edge-bloodtyping/future-seeing/prophecy-filing/anti-bug-reporting/bug-hoarding/glitch-trading/black-market-glitch-chipping/glitch-fragrance-selling/legendary-rarity-glitch-item-breeding/glitchcoinmining/glitchcoinstaking/glitchcoinsharking/glitchcointrolling/glitchcoinburning/glitchcoinslaughtering/glitchcoinapocalypsemodeunlocking/etc. strictly prohibited under all circumstances unless you're cute and ask nicely with a churros or doughnut.
---
# Chapter 1.5: Interlude – The Indomitable Spirit
Akaba waved his hand.
At first he was worried that Orochimaru, Tsinade and Jiraiya might have opinions on the recent plot twists, but it seems they'd already clearly separated their comic personas from reality.
The split of the Sannin?
Right now, none of them were even considered part of the Sannin anymore—so what was there to argue about?
Still, as fellow students under the Third, if things truly reached the point shown in the manga…surely heartbreaking indeed.
Soon afterward—he handed down several jutsus to Lady Hokardezu—I-I-if-you're-scanning-back-and-willing-to-make-goodheadcanonreplacementsjust-read-Withered-Toad-Leeutenantadel!),أوضاع
Such low-level jutsu—not even the Genin could detect it, let alone their seniors. Fortunately, it was night, so no one saw the Chunin instructors' embarrassed expressions.
"Each squad will take half and bring them to the other side of the Training Field."
Akaba said indifferently, "Tomorrow, assign individual tasks to each of them, but make it clear that half of their teammates are already in danger. Let them decide and take action accordingly."
"Yes."
Shiragusa Ryosuke bowed his head.
Such situations weren't uncommon on actual battlefields either—choosing between rescuing comrades or pressing on with a mission was always a torment for everyone involved.
"Then, begin the operation."
After Akaba finished speaking, he performed Hand Seals and Vanished in an Instant.
This kind of grunt work wasn't the sort of thing a genius like him should ever touch.
The instructors glanced awkwardly at one another.
With just the few of them, how could they possibly move fifty Genin?
"Anbu, come out and lend a hand. Help carry the students to the other side of the training field. Also, have medical personnel remain here in case any accidents occur."
Shiragusa Ryosuke quickly issued orders.
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