Prof. Yamaguchi has a PhD in Socio-Information Studies from the University of Tokyo. At the same university, she was appointed as a Research Associate in 1994. In 1998, she became a tenured Associate Professor of Information Law & Policy at the Institute of Socio-Information and Communication Studies. In 2012, she was appointed Professor of Information Law & Policy. From 2016 to 2020, she served as Vice Dean at the Interfaculty Initiative in Information Studies and the Graduate School of Interdisciplinary Information Studies, also at the University of Tokyo.
She was a visiting researcher at the Harvard Law School (1999-2000), at the Oxford Intellectual Property Research Centre (2007-2008), at the Duke University School of Law (2013), and the University of Michigan Law School (2016).
She received a Yoshimi Uchikawa Memorial Award from the Japan Society for Studies in Journalism and Mass Communication, and the Telecommunications Advancement Foundation's Social Science Award for her book The Architecture of Information Law: Freedom, Regulation, and Protection of Information (written in Japanese), published by the University of Tokyo Press in 2010.
Her recent writings in English include A Japanese Equivalent of the “Right to Be Forgotten”: Unveiling Judicial Proactiveness to Curb Algorithmic Determinism, in The Right To Be Forgotten, at 291-310 (Franz Werro, ed., Springer, Cham 2020), and The Rise of “Global Information Law”: Centennial Perspectives on the Conceptualization of Japanese Information Law, 100 Journal of Information Studies 47-63 (2021).