Hisamitsu Pharmaceutical 

Hisamitsu Pharmaceutical Co., Inc. is a company dedicated to the entire lifecycle of healthcare products, from initial research and development to manufacturing and global distribution of pharmaceuticals and related health solutions. It is particularly recognized for its well-known brands such as Salonpas, Salonsip, Mohrus, ByeBye-Fever, and Keplat. Beyond these, Hisamitsu's diverse portfolio encompasses prescription-only medicines, over-the-counter remedies, medical devices, nutritional supplements, and a range of topical products designed for pain relief. Established by Nihei Hisamitsu in 1847, the company maintains its corporate headquarters in Tosu, Japan.