Well, a frequent theme is Naruto's determination. He's shown as being really committed to his training in the cold. For example, he could be practicing new jutsu in freezing conditions. And there's often the theme of growth. His body and mind both grow stronger through this cold training. Maybe he starts to understand his chakra better in these harsh conditions. And sometimes, there's a theme related to his past. The cold training might be a way for him to deal with the memories of his lonely childhood, or to prove himself despite being an outcast in the beginning.
One common theme could be Naruto's extreme self - discipline. In these fanfictions, he might push himself to the limits in cold weather, like running barefoot in the snow to toughen his body. Another theme could be his isolation during this training. He may choose to train alone in a cold, desolate place, away from his friends, to focus solely on improving his skills. Also, there could be a theme of self - discovery. As he endures the cold and the hardships of training, he might learn more about his inner strength and capabilities.
Well, Naruto uses his ninja skills. He could find a sheltered spot to train in, like a cave, which offers some protection from the cold wind. Also, he may have learned some survival techniques. He could make warm drinks from local plants or animals if it's in a more wilderness - like setting. And of course, his physical strength and endurance play a big role. The more he trains, the more his body can adapt to the cold.
One common theme is power growth. Naruto's development of new skills under the fem Kyuubi's training is often explored. Another is the relationship aspect, like whether they become friends or something more. And there's also the theme of self - discovery for Naruto as he learns more about himself through the training.
In 'naruto trains himself fanfic', one interesting scenario could be Naruto finding a secluded waterfall area to train his new jutsu. He spends days there, facing the force of the water as he tries to perfect his chakra control. Another scenario might be Naruto training with shadow clones in a dense forest, pushing his limits as he spars with multiple versions of himself.
One common theme is revenge. If Naruto is cold and calculating, he might be seeking revenge for something that happened to him or his village. Another theme could be power - hungry Naruto, where his calculating nature is focused on gaining more power in the ninja world.
One common theme is the transformation of Naruto. Through Kabuto's training, Naruto often becomes more versatile in his skills. Another theme is the exploration of Kabuto's motives. Why does he train Naruto? Is it for personal gain or some greater good?
Friendship is a common theme. Since both Ichigo and Naruto value their friends highly, fanfictions often explore how they form new bonds in crossovers.
Another theme could be revenge. Naruto might be seeking revenge on those who caused his tortured past in the fanfic. This could lead to complex moral dilemmas as he tries to balance his quest for justice with his own values. He may have to decide how far he is willing to go to get retribution.
Friendship can also be a significant theme. Naruto's relationships with his friends are very important to him. In a 'true to myself' fanfic, the characters may rely on their friendships to support them in their journey of self - actualization. Their friends might encourage them to be true to themselves and not conform to false expectations.
One common theme is the idea of Kakashi being a mentor figure in Naruto's family life. He might offer wisdom and training to Naruto's children. Another theme could be family unity. For example, in some fanfics, Kakashi helps Naruto's family through tough times, strengthening their bonds. Also, the theme of legacy often shows up. Naruto's family might carry on the values he learned from Kakashi, like perseverance and loyalty.
Even though Naruto is training himself, in the fanfic, he could still have some indirect mentors. For example, memories of Jiraiya might guide him. Jiraiya's teachings and the books he left behind could be like silent mentors for Naruto as he trains. Another possibility is that the spirit of the Fourth Hokage, his father, could somehow influence his training, giving him the drive and some hidden knowledge.