Shihan Billy Doak has had over 30 years experience in the martial arts specialising in the art of Ju-Jitsu.
He is the founder and chief instructor of the Goshin Ju-Jitsu Association UK-Wales.
Billy is the first and only student to be taught Ju-Jitsu by Sensei Steadman Davies.
To quote Alan Petherbridge MBE 9th Dan Kodokan Judo / 7th Dan Ju-Jitsu
"Shihan Doak is, in my opinion, the most efficient exponent of Ju-Jitsu that I have ever seen"