Menkiri bōchō

A udon kiri (うどん切, udon kiri ^?) or soba kiri ( そば切, soba kiri^?) is a knife specialized in Japanese cuisine for making soba and udon noodles. The knife is sometimes called menkiri bocho. To make soba or udon, the dough is thin and folded, and when cut with the menkiri bocho to produce long, rectangular noodles. For this purpose the menkiri bocho has a long and sharp cutting blade, which cuts the noodles on the board. The knife is usually heavy to assist in cutting the noodles, usually with a fast moving cut.