This article is also called, the Three-Color Festival.
It's not a rebirth in another world, it's a work for those who have itchy hands when operating without restraint.
In this world, Konoha no longer has Team 7, and Kakashi is still working as an ostrich in the ANBU.
The new Sannin sealed the Ten-Tails and returned to the past, whether it was destiny or fate.
The protagonist is the former third grader of the seventh class, Zuo Ying, who prefers not to enter by mistake.
If there is any similarity, I would be honored.