The purpose of this study is to obtain the coaching data for improving setting skill about set to the accurate position that is easy for attackers to spike, by three-dimensional motion analysis.
The setter of this study was checked sufficient level of skill about handling motion and the timing of stepped into the level point. However, set to both sides were sometimes short because the posture of setting didnʼt balance. From these results, according to Grosser, it was assumed that the setter of this study was the middle-class which it was easy to carry out the technique under a simple situation, but it was hard to carry out the technique under a complicated situation such as a game.
To improve setting skill, it was assumed that the practice drill should show a game scene so that the unique exercise program of the movement task was developed.
