The development of this ninjutsu left even Sarutobi Toru somewhat terrified. Yet Tobirama Senju wore an expression that said this was nothing special. He directly summoned a scroll and began writing on it.
As a Six Paths-level ninja, Sarutobi Toru had excellent eyesight. With one glance, he saw the four words written on it: Scroll of Sealing.
"Is this Konoha Village's Scroll of Sealing? You summoned it here?" Sarutobi Toru asked.
Tobirama Senju shook his head, then tightly rolled up the entire scroll. "No, this is the Senju Clan's Summoning Book. Konoha Village's Summoning Technique only contains two-thirds of the ninjutsu I developed."
Sarutobi Toru nodded thoughtfully. There was nothing wrong with holding something back when it came to ninjutsu. If he truly revealed every ninjutsu of his own Ninja clan, leaving aside whether that would be fair to the clan he had been born into, it might even allow enemies to target them in the future.
Tobirama Senju lowered his head slightly, concealing the faint embarrassment on his face. In truth, Sarutobi Toru was overthinking it. The reason Tobirama Senju had not publicized these ninjutsu was, first, because some of them were simply too vicious and could easily plunge the Shinobi World into chaos.
Second, the research behind those ninjutsu had been incomparably bloody. It would damage the image of the Second Hokage far too much.
If all these ninjutsu were truly made public, the Second Hokage's reputation would probably stink worse than anyone's except Danzo's in the Original Work.
Just then, someone knocked on the door. "Toru, Lord Tobirama, the people from the Five Great Shinobi Villages have all arrived!"
Sarutobi Toru glanced at Tobirama Senju. After all, he was Konoha's Second Hokage. That look was meant to ask whether he wanted to meet his own descendants and