For the average viewer, seeing a villain trapped in a never-ending loop or turned into a dragon-like creature spells "death." But in the world of Naruto , that is not the case.
After the last forms were filled, Kabuto sat alone in the locker room beneath the fluorescent glare. He stared at his hands—the same hands that had once been praised for making the impossible neat. Now they trembled and bore a faint dusting of ash. He thought of the shard he had kept—an evidence box of mistakes—and of the blade lettered Make clean. The phrase had become a metaphor and a weapon. He had tried to be both surgeon and judge; the body had been repaired, but the ledger kept growing. kabuto death
By the Fourth Great Ninja War, Kabuto had surpassed his mentor, Orochimaru, by mastering Sage Mode and refining Edo Tensei, bringing back dozens of deceased legends to fight against the Shinobi Alliance. He was arrogant, powerful, and considered a massive threat. For the average viewer, seeing a villain trapped
He lets go of his need to be "special" or "perfect" (his Orochimaru-like persona). Now they trembled and bore a faint dusting of ash
Akio’s eyes softened. “You understand then.”
He walked to the river that night as if drawn by a magnet. The old spot beneath the bridge smelled like wet stone and fish. The city lights melted into the water, and for a long time he stood without moving. He let the glass shard lie heavy in his palm and felt the curve of its edge as if testing the future of his own skin.
If you meant a fan-made or alternate story where Kabuto truly dies (e.g., killed by Sasuke, Itachi, or Madara), let me know, and I can write that version for you as well.