Tokyo Seimitsu Co., Ltd.

Tokyo Seimitsu Co., Ltd. is a leading manufacturer of precision measuring instruments and semiconductor production equipment, operating under the ACCRETECH brand. The company specializes in tools essential for high-precision manufacturing, including coordinate measuring machines, surface texture and contour measuring instruments, roundness and cylindrical profile measuring instruments, and optical measuring devices used by automotive manufacturers to verify the size, shape, and precision of engine and transmission parts. In the semiconductor sector, it produces probing machines, dicing machines, wafer slicing machines, edge grinding machines, chemical mechanical planarizers, and polish grinders critical for chip production in mobile phones and flat-screen televisions. With headquarters in Hachioji, Japan, and plants across the country plus facilities in the US, Europe, and Asia, Tokyo Seimitsu supports global industries like automotive, aerospace, and electronics where reliability and efficiency are paramount. Established in 1949 and listed on the Tokyo Stock Exchange, it employs around 3,883 people consolidated and maintains a strong presence through subsidiaries worldwide. Its products drive advancements in quality control and semiconductor fabrication processes.