Well, power inheritance is a big theme. The grandson inherits not only Naruto's legacy but also the power related to the Kyuubi. This power can be both a blessing and a curse, which leads to the theme of self - discovery. He has to find out how to use this power in a way that benefits him and those around him. Additionally, there's often the theme of family secrets. There are secrets about the Kyuubi and Naruto's family that the grandson uncovers as the story progresses, which adds mystery and depth to the plot.
One common theme is power. How Naruto's connection to the Kyuubi gives him extraordinary abilities. Another is identity, as he has to figure out where he ends and the Kyuubi begins.
One common theme is the power struggle. It often shows Naruto trying to control the Kyuubi's power, which can be overwhelming at times. Another theme is friendship. Despite the initial hostility between Naruto and the Kyuubi, many fanfictions explore how they can become friends or at least allies.
Another aspect could be the family history. Since Naruto is the grandson of the Fem Kyuubi, there could be a whole backstory about how his parents met. Maybe his mother was a normal human who had a special encounter with the Fem Kyuubi's son (Naruto's father). This could add a lot of depth to the Naruto universe and also explain some of the unique traits Naruto has that are not present in the original story.
Power control is a very common theme. Writers often explore how Naruto gains better control over the Kyuubi's power, whether it's through new training methods or emotional breakthroughs. Another common theme is the reaction of other characters. How do Sasuke, Sakura, and the other villagers respond to Naruto's new and sometimes terrifying form? It can range from fear to admiration.
One common theme is friendship. Despite their initial difficult relationship as host and tailed beast, they often develop a strong bond of friendship in fanfiction. Another theme is power. Naruto exploring and unlocking new powers from the Kyuubi is frequently seen.
A prevalent theme is loyalty. The characters in the harem are usually very loyal to Naruto. This loyalty is tested in different situations, like when facing external threats or internal conflicts within the group. Teamwork is also a key theme. They work together, combining their skills and abilities, much like a real ninja team. And there's often a theme of acceptance. Naruto has to accept the love and support of his harem, and they have to accept his flaws and his role as the one with the Kyuubi.
One common theme is the idea of protection. Just as a mother protects her child, the Kyuubi in these fanfictions often shields Naruto from various threats, whether it's physical attacks from enemies or more subtle threats like political intrigue within the ninja villages. Another theme is growth. The Kyuubi's motherly influence helps Naruto grow not only in terms of his ninja skills but also in his emotional and mental maturity.
One common theme is the struggle for acceptance. Naruto as a kid with the Kyuubi inside him is often shunned by the villagers, so the fanfiction may explore how he deals with that. Another theme is the power within. How Naruto as a young boy learns to control and use the Kyuubi's power is a big part of these stories.
Common themes often include the relationship between the human (Naruto) and the tailed beast (Kyuubi). In femdom fanfiction, this relationship can be re - imagined with the female element being in charge. There might also be themes related to training or growth. The female character could be guiding Naruto in a more dominant way in his journey to master the Kyuubi's power. Also, themes of loyalty and trust within this new power dynamic can be explored.
Power and control are often themes. The female Kyuubi has great power, and Naruto has his own power and his experience with the original Kyuubi. So, in fanfiction, there could be a struggle or a cooperation regarding who has control over what. Also, the theme of acceptance. Naruto has to accept this new form of the Kyuubi, and the Kyuubi might have to accept Naruto's way of doing things.