Battle of Kikyō Pass

The was a battle between Konohagakure shinobi and an unknown group. The battle took place at the end of the Third Shinobi World War. In the aftermath of the battle, it is said that a captain of the Konoha Medic Corps, Nonō Yakushi, found a single survivor from amongst the dead enemies: a young Kabuto, and taught him basic medical ninjutsu. However, this story was actually fabricated by Orochimaru.

This battle was first mentioned by Anko Mitarashi before the preliminaries of the Third Exam in the Chūnin Exams, just after Kabuto announced that he would not battle.