Torii Pharmaceutical Co., Ltd. engages in the manufacturing and marketing of pharmaceutical products. Its products are mainly used for renal diseases and hemodialysis, human immunodeficiency virus (HIV), skin diseases, and allergies. These include Riona, Remitch, Kayexalate, Corectim, Antebate, Cedarcure, and Miticure. The company was founded by Tokubei Torii in 1872 and is headquartered in Tokyo, Japan.