When Satoru Gojo used Unlimited Void on him, he had not yet acquired the Appraisal Eye, and his analytical ability was still insufficient. Recently, it was also not ideal to have Satoru Gojo use Domain Expansion on him again.
Therefore, he would start with Kento Nanami, the old colleague he was most familiar with in Jujutsu Society. After all, Kento Nanami had indeed taken quite good care of him before. Regardless of whether Hiyage Miyauchi needed this care, he truly regarded Kento Nanami as a friend.
Kento Nanami's aptitude and disposition were indeed still a bit lacking compared to top-tier sorcerers, leading to a momentary flash of insight missing from both Cursed Technique Reversal and Domain Expansion.
It did not matter, however. As an upgraded version of Lord El-Melloi II, Hiyage Miyauchi could transform into a gold-medal lecturer, teaching the other party step-by-step how to improve his cursed technique and how to further complete his domain.
During this process, he could also thoroughly familiarize himself with the other party's cursed technique and the nature of their Domain Expansion.
Once the other party mastered Domain Expansion proficiently, he would be able to naturally copy the other party's domain.
He believed that Brother Nanami, having mastered Domain Expansion, would not mind such minor details.
Hiyage Miyauchi briefly explained these matters to Kuniha Shinomiya.
Hearing that Hiyage Miyauchi was prepared to use Kento Nanami as practice, a hint of envy appeared on Kuniha Shinomiya's face.
"So, people without an Innate Technique truly have no way to master Domain Expansion?"
"That is how it is currently, but what if I eventually find a method to break your kind of superpower through to Domain Expansion as well? That is hard to say."
"By comparison, Simple Domain indeed does not have so many prerequisites. I am