I'm doing Jujutsu Kaisen in the ninja world.

Thanks for the invitation. I'm currently in the ninja world, just got out of bed!
He was surrounded by a group of black-robed men with fanatical and insane eyes, and a gray-haired man named Hidan was laughing wildly at him.
He was the second lucky one to survive and gain immortality in this divine selection ceremony.
Shinji Akagi is a little numb...
What frustrated him even more was that after the modification, his body, though possessing chakra, could no longer learn any ninjutsu.
This means he will become the first immortal cripple!
But the activation of a bizarre system brought about a completely new change in his life.
Can't learn ninjutsu?
Minor issue!
Here you'll find all sorts of magical spells to choose from!
Crimson Blood Manipulation Technique, Straw Spirit Incantation, ten types of shadow magic... it has everything.
Wait a minute!
What?! There's a "cursed wind cave"?!
Is this even considered a curse?!
Forget it, whatever. Expand the domain to the boundless void!