YouTube - 豊田大谷vs宇部商 延長15回無死満塁からサヨナラボークthe pitcher once tried to make a Set Position, around 0:44, and he stopped it. That was the deal of balk. He should have make a perfect Set Position smoothly, but he didn't so, and did look at the catcher. Or he should have put his leg off away from the plate.
