Katayama Pharmaceutical

Katayama Pharmaceutical Co., Ltd. is a specialized Japanese manufacturer of active pharmaceutical ingredients (APIs) and pharmaceutical intermediates. Established in 1950 and based in Osaka, the company serves as a contract development and manufacturing organization (CDMO) for the global pharmaceutical industry. Their core competencies include advanced organic synthesis and the production of high-purity small molecule compounds. The company operates multiple GMP-compliant facilities, including the Hirakata and Shiga plants, to ensure rigorous quality control. Katayama Pharmaceutical supports its partners from the early stages of process development through to full-scale commercial manufacturing. Their commitment to quality and reliability has made them a trusted partner for major pharmaceutical firms worldwide.