I Made Kurama, not a mindless beast who can only speak and is resentful at everything, although he has been in a cage for the last 60 years. But this does not take away the fact that he is an almost two-thousand-year-old creature. In my fanfiction, I want to show him as an intelligent creature that lives for more than one thousand years.
Now about Naruto, his soul was in Su Yan, and he was able to feel everything that Su Yan felt, but at the same time, he did not forget that he was Naruto and not Su Yan.
Distribution of power
Gathering Qi is equal to genin and chunin.
Сreting the Foundations is equal to jounin and elite jounin.
Gold core equals Hokage and super kage.
This is only a level of strength, not skill.