Shikamaru would probably be like, 'What a drag, but it was expected.' He's smart enough to see the connection between Naruto and Sakura growing over time. He might also offer some practical advice to Naruto about married life, like how to deal with Sakura's temper.
Ino would be super excited. She and Sakura have a competitive yet friendly relationship. She would be all over the wedding preparations, giving Sakura advice on her dress, the flowers, and how to keep Naruto in line. And she would be constantly teasing Naruto about how lucky he is to marry Sakura.
Sasuke might initially be a bit aloof but secretly be happy for them. He's always had a complex relationship with Naruto and Sakura, and deep down, he would see that they are good for each other.
Sasuke would probably have a complex reaction. He might feel a bit of envy deep down but also be happy for them on the surface. Kakashi would be very supportive and would likely give them some sage advice about marriage, like how to always communicate and trust each other. Shikamaru would be like 'What a drag, but congratulations anyway' in his typical laid - back style.
Their friends' reactions would be quite diverse. For instance, Ino, who was once Sakura's rival, would have a mixed reaction. On one hand, she would be happy for Sakura as they have grown to be friends over the years. On the other hand, she might feel a bit envious. Choji would be excited and would look forward to all the feasts at the wedding. As for Lee, he would be over - the - moon for Naruto and Sakura. He would probably give them some long - winded and passionate speeches about love and friendship.
Kakashi would be more of a supportive figure. He has seen Naruto and Sakura grow up, and he would likely be happy for them. He might offer some advice to Naruto on how to handle this new relationship, especially considering the challenges they might face as ninjas. For Sakura, he could give her words of encouragement to be true to her feelings.
Their friends would be overjoyed. Kakashi would probably be like a cool uncle, always ready with some wise advice for the new parents. Shikamaru might be a bit exasperated at Naruto's over - enthusiasm as a father, but still be happy for them. Ino would be excited to spoil the baby with cute outfits and toys, and Choji would bring over lots of delicious snacks for the new family to enjoy.
Sasuke would probably be quite surprised. He might initially be a bit skeptical about Sakura's feelings, thinking it could be some sort of impulse. Shikamaru, being the perceptive one, would likely see the potential for chaos in this new development. He might try to stay out of it at first but keep an eye on how things unfold. Choji would be more focused on the emotional aspect and would hope that Naruto and Sakura can work things out happily.
Iruka sensei would be very proud of Naruto. He has been like a father figure to Naruto, and seeing him get married to Sakura would make him feel like Naruto has truly grown up. As for the other villagers, most of them would be happy as Naruto is a hero. They would see Sakura as a great match for him, someone who can support him and also contribute to the village with her skills.
Sasuke would likely be very conflicted. On one hand, he has his own relationship with Naruto and Sakura. He might initially be angry at Naruto for attacking Sakura. But if he discovers the reasons behind it, he may understand Naruto's actions to some extent.
Sakura might react by being more assertive around Naruto. Instead of being shy or holding back, she could be more forward in showing her friendship or even her deeper feelings. She may also try to intimidate the fangirls in a way, like using her strength as a ninja to show that she is not one to be trifled with.
Sakura would likely be devastated. Naruto has been her friend and teammate for a long time. His death would leave a huge void in her life, and she'd probably go through a long period of mourning.
Sakura might initially be confused. She would probably wonder why Naruto is acting this way all of a sudden. For example, she might try to get his attention by calling his name a few times, but when he doesn't respond, she could be left feeling a bit bewildered.