Yes, it is. The fact that it's based on a true story gives it an extra layer of authenticity. The characters seem more real and the events are often more impactful because they actually happened.
The Jujutsu Kaisen manga is indeed ending. It's been a great run, but all good things must come to an end. The final chapters are bringing closure to the characters and story arcs.
The Jujutsu Kaisen manga has reached its conclusion. The story came to a close with a satisfying ending that wrapped up the plotlines and character developments.