His area of expertise is pharmacokinetics, especially membrane transporters, constructing a novel evaluation system of drug absorption, drug-induced toxicity, and drug renal elimination. Dr. Arakawa holds a PhD in Pharmacy from Kanazawa University. Before working at Kanazawa University, Dr. Arakawa served as an Assistant Professor at Laboratory of Biopharmaceutics, Department of Pharmacology, Faculty of Pharmacy, Takasaki University of Health and Welfare.