It can be shown as Naruto being extremely protective. He might be constantly by Hinata's side, holding her hand, and whispering words of encouragement. For example, he could say things like 'You're so strong, Hinata. We'll get through this together.'
The relationship could be portrayed with Naruto feeling a bit helpless at first because he doesn't know how to ease Hinata's pain directly. But his unwavering love and support are evident. He might run around getting whatever Hinata needs, whether it's a cool cloth for her forehead or something she might want to eat in between contractions. And Hinata, in turn, is comforted by his presence and his efforts.
The relationship could be portrayed as a more harmonious unity. Instead of two separate individuals with different dynamics, the fusion could represent a perfect blend of their relationship. They could be shown as having a single, unified goal in the story, which is a departure from their individual goals in the original Naruto series. This could be something like protecting the entire ninja world in a more inclusive and efficient way, using their combined strengths and insights.
At first, Naruto might be a bit shocked when he finds out about Hinata's hanyou side. But then he would start to see her in a new light. He could encourage her to be more confident in herself, which would deepen their bond.
Their relationship could be shown as a source of strength. In the face of the new and dangerous situations in the Power Rangers' world, Naruto and Hinata would rely on each other. Naruto would be more protective of Hinata, and Hinata would be Naruto's calm and supportive partner. For example, when facing a powerful enemy, Naruto would charge forward while Hinata would use her Byakugan to analyze the situation and give Naruto advice.
Often, it's portrayed as very loving. Naruto is shown as being extremely protective of Hinata and their family. He values Hinata's opinions and often asks for her advice on village matters.
A possible plot could involve Hinata going into early labor. She's scared but tries to be strong for the baby. Naruto is at a crucial point in a diplomatic mission for the village. He has to make a tough choice between staying for the mission's success or leaving immediately for Hinata. In the end, he decides to go to Hinata and with the combined efforts of the medical ninja in the village, they welcome their new baby.
At first, Naruto would be shocked. He might be angry at Hinata for slapping him. But then he would start to think about why she did it. If he realizes his mistake, he could become more cautious around her. Hinata, on the other hand, would probably feel a bit guilty for slapping him, but also relieved that she got her feelings out.
Naruto would likely become more responsible. He's used to being the hero, but now he has to be a father too. So he might cut back on some of his risky adventures to be there for his family. Hinata would become more confident as a mother. She's always been a bit shy, but with a baby to protect, she'd find her inner strength.
Naruto and Hinata's relationship might grow as they face challenges together during the pregnancy. Maybe there are financial concerns or family issues that they need to deal with. As they work through these problems hand in hand, their love for each other and their commitment to their future family will strengthen. For instance, if Naruto's work as a ninja doesn't pay enough for all the baby expenses, they might have to figure out a side hustle together, and this shared experience can make their relationship even stronger.
The relationship would likely become more intimate. They'd have more time to just be with each other, sharing their thoughts and feelings without any rush. For example, they could have long conversations at night before going to sleep.
In fanfiction, their relationship often deepens as they face parenting challenges together. They support each other more and become more in tune with each other's feelings.