Take a good look at the moment.
Minato is happy to see his son, and he asks Naruto if Sakura is his girlfriend, he says uuuuuuuuuuum um well….you could say that, and she hits him. He then goes on to compare Sakura to Kushina.
1) Minato, just like Sai, Yamato, Konohamaru & Gamikichi, doesn’t...