Dr. Tomoyuki Honda is a Professor at the Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Japan. He obtained his Ph.D. from Osaka University. His research interests are bornavirus, influenza virus, hepatitis B virus, herpesvirus, endogenous retrovirus, and retrotransposon. He is currently studying the mechanisms of viral replication and the pathogenicity of various viruses including bornavirus, hepatitis B virus, and herpesvirus. Based on these findings, he is developing treatments for viral infections and beneficial applications of viruses. In addition, through this virus research, he aims to discover valuable new biological phenomena that can spread to other life sciences.