Full name: δΈ₯ε³°ιΉ / Yan Feng Gu
In Chinese, the character ιΉ, means swan. "Yan" is his family name, which is a bit like "Ya" in "Yash", means strict. And "Feng" means mountain.
Every 100 years Master Gu turns from an old man back into a teenager but retains all his skills!
Grandson: Yasha