One week later.
In the Ruins, around the pillar of Ryūmyaku chakra connected to the entire barrier.
Several of Naruto's shadow clones were finishing the last steps. As their movements stopped, a vast expanse of sealing formulas linked together, as though the entire ground had turned pitch-black.
"Whew, all done!"
The real Naruto wiped the sweat from his forehead and let out a long breath, surveying everything before him with satisfaction.
This was the result of his tireless work over the past few days.
Pop.
Then Naruto dispelled his shadow clones, and several days' worth of exhaustion flooded into him all at once.
Naruto flopped onto his back, arms and legs spread wide, and stared at the sky.
Gazing at the Ryūmyaku Chakra soaring into the heavens, he drifted into a daze.
This sealing Formula was very unusual. Naturally, Minato, who was inside him, had designed it, but he had also incorporated many of Naruto's suggestions—
Because the seal itself was modeled on the Eight Trigrams Sealing Style and the Reaper Death Seal that Naruto and the Nine-Tails had experienced. In other words, it had been designed around the principles of jinchūriki sealing.
Viewed from above, the countless sealing formulas spread around the pillar of Ryūmyaku Chakra looked like chains binding it firmly in place.
For now, however, they had yet to be activated.
As Naruto rested, he recalled the repeated discussions he had held with his father in his inner world a few days earlier.
Minato had summed it up: "The Ryūmyaku Chakra and the Tsukuyomi Barrier have fused through an extraordinary coincidence. But a coincidence isn't something we can count on, so we first need to reproduce this configuration. In theory, Izumi isn't just using this Ryūmyaku Chakra to create the barrier. The restructured Ryūmyaku Chakra is also