Sensei Dirk Ackerman, 6th Dan
- Has been doing karate for 43 years
- Karate Instructor and owner of JION
- Western Province Representative for many years
- Successfully completed the WSKF (Kensho Sei) instructors course
- 2 times South African WSKF Senior Open Kata and Kumite Champion.
- Silver and Bronze Medallist at WSKF World Championship in Tokyo Japan 2004
- Former SA All Styles Veteran Kata Champion
- Qualified Cost and Management Accountant & Part Chartered Institute of Management Accountants (CIMA)