Shinji Higaki is Associate Professor of Law at Fukuoka University, Japan. He has been a visiting scholar at the U.S.-Asia
Law Institute of New York University School of Law and the Peter A. Allard School of Law of the University of British Columbia.
He earned his Ph.D. in Law from Doshisha University in 2015. He specializes in constitutional law, particularly freedom of
speech. He is the author of numerous works on free speech issues, including Heito Supichi Kisei No Kenpogakuteki Kosatsu [A
constitutional analysis on hate speech regulation] (Horitsu Bunkasha, 2017). Yuji Nasu is Professor of Law at Seinan Gakuin
University, Japan, where he teaches constitutional and comparative law. His research interests are primarily in the freedom
of expression, with particular focus on hate speech and definitional balancing. He has written numerous articles on free speech,
and these have been published in Japanese periodicals such as Hogaku Semina [Legal Studies Seminar] or Amerika Ho [American
Law]. He is an expert on hate speech law. He recently published Heito Supichiho no Hikaku Kenkyu [Comparative Study of Hate
Speech Laws] (Shinzansha, 2019), analyzing the laws of the US, the UK, Canada, and Japan.