Naruto would probably be his usual energetic self, trying to figure out who Rosalina is. Rosalina, being a more calm and mysterious character, would be a bit reserved at first. But Naruto's positive attitude might make her open up. They could start by just sharing their stories, Naruto about his ninja training and Rosalina about her duties in the cosmos.
In a fanfiction, they could interact in battles. The teamwork in Naruto is often based on pre - planned strategies. In Danmachi, adventurers often form impromptu teams in the dungeons. So when they fight together, they would have to learn from each other. For instance, Naruto's team might teach the Danmachi characters how to better communicate during combat, while the Danmachi characters could show the Naruto team how to adapt quickly to new and unexpected dungeon situations.
Naruto would probably be very curious about Artemis. He'd be excited to learn about her powers and her world. Artemis, on the other hand, might be a bit cautious at first. But Naruto's friendly nature would likely break the ice. He might show her some of his ninja moves, like how he can run up trees, and Artemis could show him how she hunts with her bow.
Naruto, being a very outgoing and friendly person, would probably approach Candace with enthusiasm. He might be curious about her world and the things she does. Candace, on the other hand, might be a bit cautious at first, but Naruto's positive energy would likely draw her in. They could start by sharing stories about their daily lives. For example, Naruto would talk about his training and missions, and Candace would talk about trying to keep her brothers in line.
Naruto would probably be very curious about the Jetsons' way of life. He might ask a lot of questions. George Jetson, on the other hand, would be a bit confused by Naruto's ninja outfit and abilities at first.
At the start of their interaction in the fanfiction, Batgirl would approach Naruto with a sense of wariness. But Naruto's infectious energy would soon break down that barrier. They would communicate about their different worlds, with Naruto trying to understand the concept of a city like Gotham without ninjas. Batgirl would be fascinated by the chakra system. In combat, they would have to learn each other's fighting styles quickly. Naruto might dash in headfirst, while Batgirl would be more strategic. They would need to find a balance, and through their interactions, they would develop a mutual respect. Naruto would learn from Batgirl's discipline and Batgirl would be inspired by Naruto's ability to bring out the best in people around him.
At first, there could be some misunderstandings. Naruto might mistake Ahsoka's Jedi calm for arrogance, and Ahsoka might find Naruto's boisterousness a bit much. But as they spend time together, they'd realize they have a lot in common. Both are strong - willed fighters dedicated to protecting their worlds. They'd start to learn from each other. Naruto could learn about patience from Ahsoka, and Ahsoka could pick up on Naruto's never - give - up attitude. They might even have some friendly sparring matches that help them understand each other better.
Sasuke might be intrigued and also a bit jealous of Naruto's homunculus powers. He'd probably see it as another thing that makes Naruto different and stronger. Sakura would likely be worried at first, but then try to understand and help Naruto control his new - found abilities.
Sonic would probably be really curious about Naruto. He'd be intrigued by Naruto's ninja abilities, like his ability to run up walls or create clones. Naruto, on the other hand, would be amazed by Sonic's speed. He might try to keep up with Sonic at first, which would lead to some funny moments. Tails could be the one to explain to Naruto how things work in the Sonic world, while Naruto could share stories about his own world with the Sonic gang.
Imagine if Gollum from Shadow of Mordor met Naruto. Gollum would be really sneaky around Naruto, trying to figure out if he could steal something from him. Naruto, on the other hand, would probably feel sorry for Gollum and try to help him get over his obsession. As for the orcs, Naruto might see them as just another group of people who are a bit lost and try to convert them to his way of thinking. And the Shadow of Mordor heroes could learn a lot about perseverance from Naruto.
In a fanfiction, Naruto would likely be very curious about the Thundermans' superpowers. He might constantly ask them how they got their powers and if they could teach him. The Thundermans, on the other hand, would be fascinated by Naruto's ninja way. For example, Phoebe might admire Naruto's determination and sense of justice. They could start by being a bit wary of each other, but as they get to know one another, they would start to work together. Naruto could show them some of his cool ninja tricks, like walking on water, and the Thundermans could show Naruto how to use modern gadgets.