Naruto's friends would be very happy for him. They know how much Naruto has longed for a family. His sensei, like Kakashi, would probably give his blessings. Ayame's family would be glad to have Naruto as part of the family. Since Naruto is a hero in Konoha, it would be an honor for them. And the villagers, who have watched Naruto grow up, would also celebrate this union.
The Uzumaki family might be a bit shocked at first. But Naruto's kind - hearted nature could make them eventually come around. His mother Kushina might be more accepting as she always wanted Naruto to be happy. As for Sasuke's family, well, it's a bit more complicated. Since Sasuke is the last of the Uchiha, his family's traditional values might be a hurdle. However, if Sasuke is determined, he might be able to convince any remaining family members or those who care about the Uchiha legacy that his relationship with Naruto is a positive thing.
Jacob's wolf pack would also have a range of responses. Some of the younger wolves might be excited for Jacob, seeing it as a new chapter for their pack. But the older, more traditional wolves might be worried about the implications of this union for the pack's future and their relationship with the vampires. Jacob would have to work hard to convince them that this is a positive step.
Ash's father, if he is introduced in the fanfiction, could be very supportive. He might give Ash some advice on being a good husband. Dawn's family could also be very involved in the wedding preparations. Her grandmother might pass down a family heirloom for Dawn to wear on her wedding day, symbolizing the family's acceptance and celebration of the union with Ash.
Naruto's friends in Konoha would probably be a bit surprised at first. But they would soon come around and support him. His old mentor, like Iruka, would be happy for him. As for Mei's side in Kirigakure, her comrades might be a bit more cautious. But once they see how Naruto can contribute to their village as well, they would accept the relationship.
On Ash's side, his mom would be extremely happy and would start planning the wedding immediately. She would love Dawn like her own daughter. Ash's other friends like Tracey would send their best wishes. For Dawn's family, they would see Ash as a great match for Dawn. Her mother would be glad that Dawn has found someone who shares her love for Pokemon. Her father would be impressed with Ash's achievements in the Pokemon world and would wholeheartedly approve of the marriage.
Inuyasha's demon friends and family might be a bit skeptical at first. Some of the more traditional demons might think that a human like Kagome is not a suitable match for Inuyasha. However, over time, they would see how much they love each other and come to accept her. Kagome's family from the future would be worried about her staying in the past but also happy that she has found love. Her mother especially might be sad to see her go but also supportive knowing that Kagome has made her choice.
Sabrina's aunts would probably be overjoyed. They might throw a big celebration in their magical home, inviting all their magical friends. They would see Harvey as a great addition to the family and be happy that Sabrina has found love.
Well, Naruto's friends would be excited for him. They know how much he has longed for a family of his own. As for the Yamanaka family, they would be proud that Ino has found someone as heroic as Naruto. His reputation as a savior of the ninja world would play a part in their acceptance. And Naruto, who has always craved family, would be welcomed into the Yamanaka family with open arms after some getting - to - know - you time.
Tsukune's human family might be initially shocked. But if they see how much he loves Mizore, they could gradually come to accept her. They would have to get used to the idea of having a youkai in the family. As for Mizore's youkai family, they might be more accepting since they understand the youkai world better. However, they could also be protective of Mizore and want to make sure Tsukune is worthy of her.
Ichigo's family on the other hand, would also be surprised. His father might be a bit more open - minded though, given his own strange abilities and knowledge of the spirit world. His sisters would likely be excited about having Byakuya as a brother - in - law, especially if they see how much Ichigo cares about him. Overall, Ichigo's family would probably welcome Byakuya once they get to know him better.