Arc 2Karma and the Front Lines
After leaving the panel world, Namikawa Yū returned to Konoha, gained a modified Karma, and became a Medical Ninja as the Third Shinobi World War escalated. He survived a dangerous mission, recruited Shanming Changjin, and became Namikaze Minato’s student, ending with a request to learn the Flying Thunder God Technique.
- Namikawa Yū ended Kaguya and her sons’ confrontation, entrusted the Land of Ancestors to Hagoromo and Hamura, then returned to his original body in Konoha and spent his Reincarnation Points on enhanced origins and a modified Karma.
- Namikawa Yū began training in Medical Ninjutsu with Yakushi Nonō, passed his early graduation examination by defeating Obito Uchiha, and joined Konoha Hospital.
- As the Third Shinobi World War intensified, Namikawa Yū treated patients at the front and comforted Kakashi Hatake, then accepted an elite mission despite his age.
- After his team was ambushed, Namikawa Yū used Karma to defeat Iwagakure ninja and transformed Shanming Changjin into a recruit for the Night Organization.
- Namikawa Yū rescued Kurenai Yuhi and Hyuga Fu, returned to camp, and recovered while continuing to visit Kakashi and Kurenai.
- Namikawa Yū discussed the war and Konoha’s political future with Namikaze Minato, who accepted him as a student and shared his ambition to become Hokage.
- Namikawa Yū’s predictions about the war were confirmed when the Third Raikage died during Kumogakure’s failed invasion of the Land of Earth, and Minato trained him for half a year until he could match Jonin in many areas.
- After demonstrating his progress with the Rasengan, Namikawa Yū asked Minato to teach him the Flying Thunder God Technique.