Hayashi Kasei

Hayashi Kasei is a specialized Japanese trading company and manufacturer focused on the life sciences and industrial chemical sectors. Established in 1921, the company provides high-quality active pharmaceutical ingredients (APIs), excipients, and functional materials for the pharmaceutical, cosmetic, and food industries. Beyond distribution, Hayashi Kasei operates a technical center that offers research, development, and quality assurance services to ensure compliance with global standards. The company acts as a strategic partner for international manufacturers looking to enter the Japanese market and for domestic firms seeking specialized chemical solutions. Their portfolio includes a wide range of specialty chemicals, including surfactants, polymers, and high-purity reagents. With a long-standing reputation in the Japanese pharmaceutical industry, Hayashi Kasei supports drug formulation and manufacturing through its extensive supply chain network.