Summary Japanese clapper used in yosakoi dancing. Originally created to scare away birds from crops. Instructions Board printed 3 perimeters, 25% fill, .30 layers. Blocks and flippers/clappers printed 3 perimeters, 40% fill, .25 layers. Assembled after drilling out blocks and board, then gluing together. Dowel is cut from a standard bamboo bbq skewer - about 3mm diameter.