Names and Titles
Dan: Degree (Black Belt)
Yu Dan Cha: Holder Of Degree (Black Belt) Rank
Gup: Grade (Rank Below Black Belt)
Yu Gup Cha: Holder Of Gup Rank
Jeja: Student
Nim: Term of respect "honorable"
Sa Bum Nim: Instructor
Kwan Jung Nim: Director of a Martial Arts School, Style or Organization.
Kuk Sa Nim: Grand Master (National Martial Arts Teacher)