岸本斉史
is a fictional character in the "Naruto" manga and anime series created by Masashi Kishimoto. Introduced in the series' first part, he was a student of Third Hokage Hiruzen Sarutobi and one of the three "Legendary Great Three Students of the God Shinobi"—along with Orochimaru and Lady Tsunade, his former teammates. Jiraiya appears as a perverted old man who occasionally returns to the village Konohagakure, reporting the activities of Orochimaru and the organization Akatsuki. Referred to as the "Toad Sage" and "Pervy Sage", he mentors Fourth Hokage Minato Namikaze and later becomes the godfather and mentor of Minato's son, Naruto Uzumaki.