Yoshihiro Hayakawa is a professor at the Section of Host Defences, Department of Bioscience, Institute of Natural Medicine, University of Toyama, Toyama, Japan. He received his BSc, MSc, and PhD from Toyama Medical and Pharmaceutical University in 1996, 1998, and 2001, respectively. He was a postdoc at the Institute of Natural Medicine, Toyama Medical and Pharmaceutical University from April to October 2001, a senior research officer at the Peter MacCallum Cancer Centre from 2001 to 2006, a Research fellow/group leader at Merck Research Laboratories Tsukuba from 2007 to 2009, and an associate professor at the Graduate School of Pharmaceutical Sciences, University of Tokyo from 2009 to 2012. He was an associate professor at the Institute of Natural Medicine, University of Toyama from 2012 to 2017, and has been a professor since April 2017. His research fields include immunology and cancer biology.