The BCA is the UK's foremost self defence and multi-style martial arts organisation. The Bromley Self Defence Chief Instructor holds a 7th Dan black belt grade and the Senior Instructor holds a 5th Dan grade in Combat Aiki Jitsu with the BCA. We cross train taking the most useful and practical self defence techniques that work. Our instructors use their knowledge from various martial arts and teach a syllabus with an established and recognised grading structure.