Competitors display all sorts of attacking, defending, and spinning moves, while being judged on their fluidity, stability, rhythm, and power.
形被稱為空手道的寶庫，是一套一套攻、守的技巧。演練時須假想四面受敵，在演武線上或進、或退、或左、或右、或轉身，如體操一般要講求動作與動作間的流暢、穩定、節奏與力量。