Unsere Shihan's
Shihan Gowridhasan
- Black Belt 5th Dan (JKI-Japan)
- Black Belt 5th Dan (SKF)
- Black Belt 3rd Dan (NKKT-Japan)
- Black Belt 2nd Dan (JSKKO-Japan)
- Black Belt 1st Dan (SLKF)
- Chief Instructor & Representative Japan Karatedo Itosukai - Switzerland
- Chief Instructor North & East Province Sri Lanka Branch (2002 - 2008)
Shihan R.J Alexander
- Black Belt 6th Dan (JKI-Japan)
- Black Belt 7th Dan (SLKF)
- Black Belt 7th Dan (WKF)
- WKF, Referee (Kumite)
- AKF, Referee (Kumite)
- AKF, Judge (Kata)
- Chief Instructor & Representative Japan Karatedo Itosukai-Sri Lanka Branch
- Deputy Chairman-Referee Commission, Sri Lanka Karatedo Federation (SLKF)
- General Secretary-Referee Commission, South Asian Karatedo Federation (SAKF)
- Technical Director and Adviser, Japan Karatedo Itosukai Switzerland Branch