Achievements :-
9th Kyu October 1980
8th Kyu Octocber 1980
7th Kyu January 1981
6th Kyu May 1981
5th Kyu September 1981
4th Kyu December 1981
3rd Kyu April 1982
2nd Kyu October 1985
1st Kyu November 1986
1st Dan August 1987
2nd Dan December 2009
3rd Dan March 2015
4th Dan March 2019
5th Dan July 2024