But regardless of whether it was dignified or not, it proved one thing: Mahito possessed the ability to permanently remain at the soul's final destination without being consumed!
The original Mahito could do it. The current Mahito had developed Idle Transfiguration even more thoroughly than the original, so of course he could as well! Not only could he do it, but thanks to the original story's influence, as well as his earlier discussion with Tsumiki Fushiguro about resurrection, all those countless ideas had converged and finally allowed his Domain Expansion to succeed.
Just as Guan Yuan had said, using a Domain Expansion for resurrection was nearly impossible in this world. The requirements were too harsh. Even Tengen could not do it, and even Kenjaku could only barely manage through the "cheating" method of soul reincarnation.
But Mahito had done it. Why? Because he was a transmigrator!
He had truly experienced death. He had confirmed the existence of the life-flashing-before-one's-eyes space. He was certain that he could gain a foothold at the soul's final destination.
Because of that, he could imagine a soul's final destination that no one else could even conceive of, and he could also confirm resurrection.
With all those conditions fulfilled, he could perform a Domain Expansion at the soul's final destination and carry out resurrection!
This was something no one in this world could accomplish. No one at all. Only he could do it. This was the truly unique—
—Domain Expansion: Dharma Realm Rebirth Nirvana.
Now that he had a one-of-a-kind Domain Expansion, he could come to the soul's final destination whenever he wanted. Naturally, he had to study it carefully. Unlike the original Mahito, who could stand here without being consumed but could do nothing beyond that, the current Mahito could accomplish much more.
For example,