Oak HyoshigiPopular Japanese Wooden Clapper Hyoshigi is a popular Japanese instrument and often used in festivals, traditional performing arts and sumo wrestling. The cracking sound makes the opening of taiko performance special. There's no right playing style but people often hit hyoshigi in front of their belly button and breast. This hyoshigi is made of a hard wood, kashi (oak). Kashi hyoshigi is the most popular type. It reminds people of the beginning of the