13. grade of 19
3rd Dan – Black Belt (Boo-Sabum)
Typical gap since previous grade: 36 monthsestimate
Patterns Sam-Il, Yoo-Sin, Choi-Yong. Highest assistant rank.
Requirements for this grade
We do not yet have documented requirements for this grade. They will be added once the relevant organisation’s syllabus is available.
Strengthening inner energy in combat (Sine wave – ITF signature).