Always pursue the essence of manufacturing. 　Yamaguchi Seisakusho Group Headquarters Factory / 292-69 Ashitaka, Numazu City, Shizuoka Prefecture 410-0001 Latest information・Company profile・Processing technology・Product introduction・Quality assurance system・Group introduction・President column・Inquiries・Site map・Top page Copyright (C) 2009 Yamagichi Manufacturing, Co., Ltd. All Rights Reserved. 2009/10 / 9