As for the nature transformations of Yin and Yang chakra, although Naruto had not yet fully mastered them, he already had some leads.
Previously, when he forcefully broke free from the massive illusion of the Infinite Tsukuyomi, the system had rewarded him with Yin-style Chakra Mastery and Yang-style Chakra Mastery.
Building upon this foundation, for Naruto, who possessed the title of "Advanced Comprehension," completely mastering the nature transformations of Yin and Yang was merely a matter of time.
Chapter 250