There are many Korean Grandmasters of the same last name. You will have to be more specific with full name, location and name of school, and perhaps a link to a website for the school (which might...
Well, it probably a white belt with a black stripe down the middle. That just means the they are a white belt in the Black Belt Program (which just commits them to a 2-year contract, and you can get...
It will depend on the sensei what belts are awarded; some are grounded in tradition and follow all the old ways, and others walk there own path. I took Ryu Kyu Shotokan and our belt ranking were...