In
go, pin was the original
chinese rating system.
It went from 9 pin, worst, to 1 pin, best.
The translations for 1 pin are something like
God enters into his games.
Now, the pin
system has been replaced by the
dan/
kyu system, which runs from 30 kyu (worst) to 1 kyu to 1 dan to 9 dan (best).