odin wrote:
> Wondering if yin and yang is only chinese. I read about "in and yo" which
> seems to be the Japanese version, but its symbol looks very different. Is
> that the same basic idea?

uh, they're the same unless you're looking at the "simplified" aka
bastardized characters of the PRC.

> Does the term "yin and yang" ever get used in Japanese culture?

Searching for "{in} と {you}" brings up 40k hits on google, so I'd
have to say yes.

> Also, would Kanji be the script used in traditional Japenese poetry?

yes. I'm no expert, but choosing the right kanji would also be part of
the artform I'd expect.