Start by Crossing over to Nagato

Pale hair, bloody face, neutral oil, cropped pants, soaked in Tsunade, mastered senjutsu, fought against demigods, named Sannin, Toad Sen, led Nagato, taught Minato, trained Naruto, fought against the Seven Gods, lost to Tsunade, returned to the sea, did not welcome him, was passed down from generation to generation, who is the name? Looking up with my bare back to the sky, I see the hero Jiyaya, that is my teacher This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.