He'd be protective. Given his own experiences of being alone and bullied, he wouldn't want anything bad to happen to the little girl. He might keep an eye on her, and if anyone tried to mess with her, he'd step in immediately. He'd also be very encouraging. If she showed an interest in something like becoming a ninja, he'd tell her she can do it and offer to help her train.
Naruto would be very curious about her. He'd want to know what brought her to him. And he'd be really excited to have a new friend, especially a little girl who looks up to him. He'd probably share some of his adventures with her, like the time he fought against Pain. He'd also introduce her to the fun things in Konoha, like eating ramen at Ichiraku.
Naruto would probably be very friendly and kind. He has a big heart, so he'd likely greet her with a big smile and start chatting right away, asking her name and where she's from.
Perhaps the little girl is a prodigy but is being bullied because of her abilities. Naruto discovers her crying in an alley. He comforts her and tells her his own story of being an outcast as a kid. He helps her gain confidence. They might start training together secretly. The little girl could then use her new - found confidence and skills to impress the other kids in the village, all while Naruto watches with pride.
His friends' reactions would vary. Hinata would be really happy for Naruto. She would be gentle with the little girl and offer to make her clothes or cook for her. Kiba might be a bit skeptical at first, thinking Naruto might not be fully prepared for raising a child. But when he sees how much Naruto cares, he would be more accepting. Choji would probably be excited and share his snacks with the little girl right away, showing his warm - heartedness towards Naruto's new family member.
Natasha would likely be cautious at first. She has seen a lot in her life and new powers can be dangerous. But she would also be curious and protective.
Sasuke might be initially shocked. He has always seen Naruto as a rival and suddenly finding out Naruto is a girl could completely change his perception. He may start to view Naruto in a more protective way, as his traditional views of gender roles might make him feel the need to safeguard her now that he knows she's female.
Naruto would probably be very kind and protective. He knows what it's like to be alone as a child, so he'd do his best to make the child feel safe and loved.
Well, it could start with the little girl being an orphan from a destroyed village. Naruto, having experienced similar pain, feels a strong connection. He adopts her and as she grows up, she becomes a source of pride for Naruto. She might also have some unique abilities that Naruto helps her develop while also protecting her from those who might want to use her powers for bad.
Perhaps the little girl is being targeted by a group of bandits. Naruto senses her distress and jumps into action. He battles the bandits using his shadow clone jutsu, overwhelming them. After saving her, he realizes she has no place to go. So, Naruto decides to take her back to Konoha. In Konoha, he helps her adjust to the new environment, and she in turn becomes a big fan of Naruto, following him around and learning about the ninja way from him.
His kindness will surely be highlighted. Naruto has always been someone who can't stand seeing others in trouble, especially a helpless little girl. His selflessness will also show as he risks his own safety to save her. He doesn't think about the rewards or recognition but just does what he believes is right.
Naruto would most likely see the wolf as a new comrade. He has a strong sense of justice and would feel responsible for protecting the wolf. He would introduce the wolf to his friends like Sasuke and Sakura. They could all train together, with Naruto showing off his Rasengan and the wolf showing off its natural hunting skills. And Naruto would always be there to make sure the wolf is safe and happy in the ninja world.
At first, Naruto might be a bit cautious. He's used to facing opponents in battle, and a strange new object like a robot could potentially be dangerous. But once he realizes it's not an immediate threat, he'd likely approach it with his usual enthusiasm. He might start asking it all sorts of questions, like 'What are you?' and 'Where are you from?' His reaction would be a mix of excitement and wariness.