It depends on the style of karate. In some styles there is a red belt before reaching Black Belt. In others the red belt represents as the 9th and 10th dan (black belt) in karate.
Santa is good at Karate because he has a "Black Belt". MERRY KICK-MAS!
the brown belt is before the black belt in allcountries.
I have never seen any records indicating that he had a black belt, or had even studied karate.
I think it is black.
Taekwondo 6dan black belt
It is the second level of black belt. A black belt with two stripes.
He has a black belt in karate.
No, he reached brown belt in karate. Then he studied Jeet Kine Do.
There is one 10th degree black belt for each style of karate. There is usually at least one sensei that has a 10th degree black belt in each style