AikiJutsu (also called AikiJuJutsu) is the set of Martial Arts originating in Japan that are distilled from the arts used by traditionally used by Samurai.
These were the techniques used by Samurai when they could not bring their weapons into effect. It involves throwing, grappling and striking.
Modern day Martial Arts derived from these systems tend to concentrate on exercise, spirituality and co-operation.
Traditional AikiJutsu concentrates on learning effective techniques whilst meeting appropriate resistance. The belief being that these other qualities will take care of themselves if the correct attitude is applied to training in the Dojo.