Perhaps Naruto travels back to the time when the Akatsuki was first formed. He tries to use his charm and modern - day ninja knowledge to persuade them to become a comedy troupe instead. He shows them how to do funny dance moves and tells them corny jokes. The Akatsuki members are initially confused but then start to find the whole idea strangely appealing, leading to a series of comical interactions.
One interesting plotline could be Naruto traveling back in time to his parents' era. He could try to prevent their deaths and change the future of the Hidden Leaf. Another plotline might be Naruto going back to his own early childhood and using his future knowledge to avoid some of the hardships he faced, like the loneliness and the discrimination from the villagers.
One interesting plotline could be Naruto and his friends traveling back in time to prevent a great tragedy that happened in their world. For example, they might go back to stop the destruction of a village.
One interesting plotline could be Naruto and Shikamaru traveling back to the time of the founding of Konoha. They could use their modern - day knowledge and skills to influence the village's formation in a positive way, like introducing new jutsu training methods. Another could be them going back to key battles in the past to change the outcome and save lives that were lost. Maybe they prevent the death of a beloved character, which then has a ripple effect on the future of the ninja world.
One interesting plotline could be Naruto and Kurenai traveling back in time to the founding of Konoha. They could use their modern - day knowledge and skills to influence the village's early development in positive ways, like introducing new training techniques.
One possible plotline could be Naruto and Mikoto traveling back in time and trying to prevent certain tragedies in the Naruto universe. For example, they might work to stop the Uchiha massacre, which would change the course of many characters' lives.
A possible plotline is Naruto going back in time and meeting his parents when they were young. He could influence their lives in a positive way, perhaps by helping them become even stronger ninjas. This could also lead to changes in how Naruto was raised and his own development as a ninja.
Another plotline could involve a villain traveling back in time to use the Juubi's power in a different era. They could manipulate events to their advantage, like changing the outcome of important battles or influencing key characters to side with them. This would force the heroes to also time - travel to stop the villain's plan.
One interesting plotline could be Team 7 going back in time to prevent certain tragedies. For example, they could stop the Uchiha massacre. This would completely change the future of the Naruto world. Another plotline might involve them using their future knowledge to train more effectively in the past, and perhaps learn new jutsu earlier. They could also use their time - traveling ability to figure out the secrets of some long - lost clans or techniques.
In some 'naruto and temari time travel fanfiction', a great plotline could be that Naruto and Temari are sent back to a time when the jinchuriki were first created. They might try to find a way to end the cycle of pain that the jinchuriki have to endure. This could involve them having to face powerful ancient shinobi who first came up with the idea of sealing tailed beasts into humans. Also, they could travel to a time when a certain powerful jutsu was first discovered, like the Rasengan or the Wind Scythe. They could either learn the original version of these jutsu or prevent them from being misused in the future.
One idea could be Naruto travels back in time and gets stuck in a stone body. He can only communicate by making the stone vibrate in a funny way. And he has to convince the past ninjas that he's not a strange statue. Another could be he time - travels and finds that all the ninjas' abilities are now based on stone manipulation, which leads to hilarious training sessions as he tries to learn this new 'old' skill.