CMET Inc. (シーメット株式会社) is a Japanese additive manufacturing machinery manufacturer established in November 1990 and based in Yokohama, Kanagawa Prefecture. Tracing its roots to the commercialization of Japan’s first domestic stereolithography system (SOUP) in 1988, CMET is owned 93.75% by Tobata Group Co., Ltd., with minority stakes held by ADEKA Corporation and YAC Holdings Co., Ltd.
The company maintains an advanced R&D Center in the German Industry Park in Yokohama, co-developing proprietary optical 3D printing equipment, scanning optical engines, and photopolymer resins. CMET is recognized for industrial SLA printers and patented sand mold additive manufacturing systems used in high-performance metal casting.