Small surface area strikes were very common in “old style” karate. In modern karate-do, the existence of these strikes is generally remembered, but they are rarely practiced. Even when they are practiced, the structural strength of the hand formation is almost never tested through hard impact against suitable surfaces. This has resulted in a degradation of information about these techniques. With generation after generation rarely practicing these techniques and never testing their strength, some of the important keys to hitting with these strikes were largely forgotten or at least not emphasized.
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