Junichiro Hayano, MD, PhD, is Emeritus Professor of Nagoya City University and Representative Director of Heart Beat Science Lab, Inc. He graduated from Nagoya City University Medical School in 1980 and completed his residency training in psychosomatic medicine at Kyushu University School of Medicine from 1981 to 1983. He received his PhD in medical science from Nagoya City University Graduate School of Medical Sciences in 1988. From 1990 to 1991, he served as a visiting associate at the Behavioral Medicine Research Center, Duke University Medical Center, Durham, NC, USA. He joined the faculty of Nagoya City University in 1984 and was Professor of Medicine at the Graduate School of Medical Sciences from 2003 to 2021. In 2020, he founded Heart Beat Science Lab, Inc. (https://www.hbslab.biz/), a company specializing in biosignal processing technologies. His current research focuses on dynamic electrocardiography and biosignal-based monitoring for applications in cardiology and health sciences.