Nippon Rika

Nippon Rika Co., Ltd. is a long-standing Japanese chemical manufacturer that specializes in the production of high-purity fine chemicals and active pharmaceutical ingredients (APIs). Established in 1918, the company has built a global reputation as a leading supplier of catecholamines and their derivatives, including L-DOPA, Carbidopa, and Methyldopa, which are essential for treating Parkinson's disease and hypertension. Nippon Rika operates as a contract development and manufacturing organization (CDMO), providing custom synthesis and process optimization services for the pharmaceutical and electronic material industries. The company maintains sophisticated manufacturing facilities in Japan, including its primary plant in Koriyama, Fukushima, which adheres to stringent quality standards. With over a century of expertise in chemical synthesis, Nippon Rika continues to support the global healthcare sector through the reliable supply of critical therapeutic intermediates and finished APIs.