Obviously, Naruto Uzumaki himself is the central character. His wife, Hinata, is also very important as she is part of his family and would play a major role in family - related storylines, like raising their children.
Maybe Naruto would meet some young Uzumaki clan members who look up to him. They would be inspired by his strength and his will to protect the village. Naruto could then take on the role of a mentor, teaching them the values he learned in Konoha and also some of his own ninja techniques.
Obviously Naruto Uzumaki himself is a key character. Then there's Kushina Uzumaki, Naruto's mother. She could be included through flashbacks or even some sort of spiritual guidance for Naruto. Another important character could be Nagato, who was also an Uzumaki. His story and powers could be explored further in relation to the clan. Also, any remaining Uzumaki clan members that are hidden or in exile could be introduced as new and important characters in the fanfic.
Sasuke could also be an important character in this type of fanfiction. His relationship with Karin, whether it's a friendship, a rivalry or something more complex, can add depth to the story. Also, his own goals and powers might interact with Karin's Uzumaki - related activities. For instance, if Karin is trying to revive the Uzumaki clan's power, Sasuke might be interested in that power for his own reasons, like using it to fight against the enemies of the Hidden Leaf Village.
The Uzumaki clan elders, even if they are not named in the original series. They could be important in a fanfiction. They could hold the keys to the clan's most guarded secrets. For example, they might know about a special Uzumaki training ground or a prophecy that involves Naruto and the future of the Uzumaki clan.
In the 'tales of uzumaki naruto fanfic', Naruto is the obvious popular one. However, Rock Lee can gain a lot of popularity too. His hard - working nature and unique fighting style are always interesting. Shikamaru is another character who might be popular. His intelligence and laid - back attitude can be explored more in the fanfic.
Sasuke is a must - include. His complex relationship with Naruto always adds depth to the story. Also, Kakashi. His wisdom and unique jutsu can bring interesting plot twists.
Rock Lee. He's often overshadowed by the main characters but he has a lot of potential. In a fanfic, he could be Naruto's right - hand man in training the new generation of shinobi. His unique fighting style and determination could inspire the young ones and he could also be a great help in protecting the village during tough times.
Obviously Naruto and Kushina are the most important. But Minato, Naruto's father, also plays a big role as he is part of the family. Also, characters like Jiraiya, who was Minato's teacher and had an influence on Naruto as well, could be important in the fanfiction.
Obviously Naruto is a crucial character as he is the host of the Kyuubi. His family members like his father, Minato, and his mother, Kushina, are also important. Minato was the Fourth Hokage and had a role in sealing the Kyuubi within Naruto. Kushina was the previous Jinchuriki of the Kyuubi.
Obviously, Ino is a very important character. Her father, Yamanaka Inoichi, is also crucial as he has a lot of influence on Ino and their family. Ino's mother, although not as much in the spotlight, can play an important role in family dynamics. And then there are Ino's friends like Sakura who could interact with her family and be part of the story in some way.