Dr. Setsuko AOKI is Professor of Law at Keio University Law School, Japan since April 2016. She specializes in public international law especially space law, arms control and export control. She obtained Doctor of Civil Law (D.C.L.) from McGill University, Montreal, Canada in June 1993. She has B.C.L. and LL.M. from Faculty of Law and Graduate School of Law, Keio University, Japan.

She is a member of the Committee on the National Space Policy (CNSP), Cabinet Office of Japan since July 2012 and the chair of the security subcommittee of the CNSP since April 2017. She is a vice-president of the International Institute of Space Law (IISL) since October 2017.

Her English articles published in 2021 include: “The Use of Force and Planetary Defense”, in Irmgard Marboe, (ed.), Legal Aspects of Planetary Defense (Brill/Nijhoff, 2021), pp. 209-225; “State Responsibility Facing the Growing Diversity of Space Projects and Actors: The Case of Satellite Deployment from an International Space Station”, in Maritetta Benkö and Kai-Uwe Schrogl (eds.), Outer Space Future for Humankind (Eleven, 2021), pp. 393-411.