It's also possible that Hana is related to one of Naruto's friends. Maybe she's Kiba's sister or something. And because of her connection to Naruto's friend, Naruto feels responsible for her safety. So when she's in trouble, Naruto steps in to save her without hesitation.
In fanfiction, genderbending Kurusu Akira can bring a fresh perspective. It might change the dynamics of relationships. For example, if Akira was female in the story, her interactions with other characters could be more nuanced. Maybe her friendship with Ryuji would have a different undertone, or her encounters with the Metaverse would be perceived differently due to gender stereotypes in the real world that could be played with in the fanfic.
Hana could be an original character created for this fanfiction. Maybe she is a new ninja in the village who Naruto falls for, but she has a hidden agenda that ends up breaking his heart.
In akira kurusu x reader fanfiction, the possibilities are endless. One common aspect could be the development of a romantic relationship. The writer might describe how the reader - insert first meets Akira and how their feelings gradually grow. Another aspect could be the exploration of Akira's character through the eyes of the reader - insert. This can give readers a deeper understanding of his personality, motives, and struggles.
One great Akira Kurusu crossover fanfiction could be one where he crosses over into the world of 'Persona 5' and 'Final Fantasy'. In this fanfic, Akira could use his Persona skills in the realm of Final Fantasy. It would be really interesting to see how he interacts with the characters there and how his powers are perceived in a different universe.