One idea could be that Genma is tasked with training Sakura in a special form of combat. He takes her to a secluded place and teaches her unique jutsu. Along the way, they face various challenges that test not only Sakura's physical skills but also her mental strength.
Perhaps Genma discovers a hidden talent within Sakura that she herself was not aware of. He then focuses on developing this talent during the training, which leads to Sakura becoming a more powerful and confident ninja. They might also encounter some old enemies of Genma who try to disrupt the training process.
One possible plot idea could be that Madara sees Sakura's potential in medical ninjutsu and trains her to combine it with combat in unique ways. For example, she could learn to use her medical chakra to enhance her physical attacks or to disrupt an opponent's chakra system more effectively during battle.
At first, their relationship would likely be formal, with Genma as the strict trainer and Sakura as the eager student. But as time goes on, Sakura's determination and progress might earn Genma's respect, and he could become more of a mentor to her. For example, he might start sharing his own experiences with her to help her understand the importance of the training.
One interesting sakura trains fanfiction could be about a magical journey on the sakura - themed train. Maybe the train travels through different dimensions filled with cherry blossoms everywhere. Passengers on the train might have extraordinary adventures, like meeting mythical creatures that only exist in the world of cherry blossoms.
One idea could be that Jiraiya focuses on Naruto's rasengan training in a more extreme way. He takes Naruto to a secluded place full of natural challenges like strong water currents or rocky terrains. There, Naruto has to constantly adapt and use his rasengan in different situations to overcome obstacles. Another plot could involve Jiraiya teaching Naruto some secret clan jutsus that he discovered during his travels, which could give Naruto an edge in future battles. And also, Jiraiya could train Naruto in stealth and espionage skills, which are essential for a shinobi but Naruto hasn't had much focus on before.
One idea could be Hiruzen teaching Naruto some of the most secret and powerful jutsu in the village. For example, a special fire - style jutsu that was once used by the First Hokage. This would give Naruto an edge and also show the bond between him and Hiruzen. Another plot could be Hiruzen training Naruto in the art of political leadership. Since Naruto is destined to be a great leader, Hiruzen could impart his wisdom on how to handle different clans and political situations within the village.
In this fanfiction, Genma could be teaching Sakura about the history and traditions of the ninja world that she wasn't fully aware of before. This could include things like the origin of certain clans and their significance in the overall ninja society. It might also help Sakura better understand her place in the village and among her peers.
One interesting aspect could be the growth of Sakura's skills under Itachi's training. Maybe Itachi teaches her some unique jutsu or ways to improve her chakra control.
In some sakura trains hard fanfiction, there might be a story where Sakura is training under a strict mentor. The mentor pushes her to her limits, but in the process, Sakura discovers new powers or abilities within herself. For example, she could learn to control a special type of energy she didn't know she had before. This discovery could then lead to her taking on more difficult challenges in her training and ultimately becoming a much stronger character.
In some fanfictions, Ibiki could be training Sakura in stealth and espionage. Since Sakura is mainly known for her medical and combat skills, this new area of training would open up a whole new world for her character development. Ibiki might take her on secret missions where she has to use these newly - learned skills to gather information without being detected.
Well, in some sakura trains seriously fanfiction, the train could be a sentient being. It might have its own emotions and thoughts. For example, it could be in love with a character who regularly rides it. Or perhaps there's a story where the sakura train is the only hope for a group of survivors in a post - apocalyptic world. It becomes a symbol of hope and a means of escape from the desolate surroundings.