The Azurites are clearly Japanese-based, which is distinct from Chinese.
And yin yang is not about balancing good and evil. It's the concept of how apparently divergent aspects of the universe are not opposing but complementary and interdependent. Morality has nothing to do with it; it's the ebb and flow of the universe. It's the observation that, with time, things rise and fall, what is obscured becomes revealed and obscured again, etc.