Grading examinations are held every three months at the Konjaku Shin National School of Karate.
There is a minimum waiting period of three months between the grades of 9th to 3rd kyu. The minimum
waiting period for the grades of 2nd and 1st kyu is six months. Minimum waiting period from 1st kyu brown
belt to 1st dan black belt is also six months. These periods vary, depending on each students progress, and
the amount of training put in.The minimum waiting period between each dan grades corresponds to the dan
grade number itself, i.e: 1st dan to 2nd dan minimum waiting period is two years, then three years from
2nd dan to third dan etc.