7-1. About Tension (Hariai)~How to release a grip (Torikake) naturaly~
Physical consideration of KYUDO -Japanese archery 7-1. About Tension (張り合い/Hariai)~How to release a grip (取り懸け/Torikake) naturaly~ <Tension (張り合い/Hariai)> To put it simply, "tension (張り合い/Hariai)" is the state of continuously applying force in the following three directions until release. If any other force is at work, the pushing hand or drawing hand will become unstable, and the arrow will not fly in line with the target. You would end up deliberately shifting the target you carefully aimed before releasing it. Tension (張り合い/Hariai)≈ The force of pushing straight along the arrow axis with the bow hand + The force of opening the draw hand straight along the arrow axis to the follow-through position + The force of releasing the grip and twisting the string, centered on the thumb It's helpful to understand the tension (張り合い/Hari-ai) of a full draw (会/Kai) as the state in which the entire body's strength, combined with the upper body's actions, creates th...