There were several possible options for a long Naruto time-travel novel: Naruto Blade: This is a fantasy novel set in the world of Naruto. It tells the story of a young man who traveled from modern times to the world of Naruto and used his intelligence and combat skills to become an excellent ninja. The plot of the novel was complicated, the characters were vivid, and the ending was more satisfactory. 2 " Naruto: The Strongest Ninja ": This is a science fiction novel set in the world of Naruto. It tells the story of a young ninja who accidentally obtained superpowers and began to explore the mysteries of time and space. He fought fiercely with alien creatures and other forces. The plot of the novel was compact, with rich sci-fi elements and characters. 3. Naruto's Seal: This is a fantasy novel set in the world of Naruto. It tells the story of a young man who learns sealing and forbidden techniques in the world of Naruto and eventually becomes a powerful ninja after going through hardships. The plot of the novel was full of ups and downs, the characters were vivid, and the ending was full of suspense. The above are some possible Naruto novels that I hope can help.