- Business
- Kaken Pharmaceutical Co., Ltd. develops, manufactures and markets prescription pharmaceuticals, medical devices, agrochemicals and engages in real estate operations primarily in Japan. The company offers core pharmaceutical products including Clenafin, a topical treatment for onychomycosis; Artz, an anti-osteoarthritis agent; Fiblast, a wound-healing agent; Ecclock, a treatment for primary axillary hyperhidrosis; Regroth, a periodontal regenerative agent; and Hernicore, a treatment for lumbar disc herniation; as well as the medical device Seprafilm, a post-operative adhesion barrier. It focuses on therapeutic areas such as dermatology, orthopedics, ophthalmology and wound care, serving healthcare professionals and patients through prescription channels, while its agrochemical segment provides fungicides, paddy rice herbicides and feed additives. Founded in 1948 from the reorganization of the Institute of Physical and Chemical Research (Riken) and headquartered in Tokyo, Japan, Kaken Pharmaceutical maintains a collaboration and licensing agreement with Alumis Inc. to develop, manufacture and commercialize ESK-001, a selective oral tyrosine kinase 2 inhibitor for dermatology indications in Japan. In December 2024, the company entered a purchase agreement to acquire Aadi Subsidiary, Inc. from Aadi Bioscience, Inc. for approximately $100 million, marking a strategic expansion into new assets. Under its Long-Term Business Plan 2031 launched in 2022, Kaken pursues global growth in dermatology and orthopedics through enhanced research, overseas expansion and operational transformation, with pharmaceuticals comprising over 96% of consolidated net sales complemented by stable real estate income from Bunkyo Green Court.