There's also a possibility that "C72 Naruhodou" is a creation from fanfiction or a fan's interpretation of Tsunade's abilities, not directly referenced in the original manga or anime.
Tsunade chuckled, a hint of mischief dancing in her eyes. "Ah, that. Well, it's a bit of a mystery, even to me. A few days ago, a peculiar patient appeared at my clinic, claiming to have suffered an 'invisible injury.' They couldn't explain what it was or how they got it, but they were adamant that it was connected to a specific coordinate - C72 Naruhodou." c72 naruhodou naruhodo tsunade no inchiryou naruto link
Another theory suggests that the number 72 holds significant importance, possibly representing the 72 hours or 3 days required for Naruto to recover from a life-threatening condition. While these theories are intriguing, it is essential to note that they are speculative and may not be entirely accurate. There's also a possibility that "C72 Naruhodou" is