ISHII Yurika

J-GLOBAL         Last updated: Jan 16, 2020 at 22:25
ISHII Yurika
National Defense Academy
Department of International Relations
Job title
Associate Professor
Ph.D(The University of Tokyo)
Research funding number


Yurika Ishii is Associate Professor at National Defense Academy of Japan, where she is in charge with law of the sea and public international law courses. Her areas of interest include general public international law, law of the sea and international / transnational criminal law. She achieved LL.B. from the University of Tokyo, Faculty of Law (Political Science Course), LL.M. from Cornell Law School (with Rotary Ambassador Scholarship), and Ph.D from the University of Tokyo, Graduate Schools for Laws and Politics with a thesis on international regulation of economic crimes, which was published as International Regulation of Transnational Crimes (Yuhikaku, 2017)(Japanese; Awarded the 51th Adachi Mineichiro Award).

She stayed at Max Planck Institute for Comparative Public Law and International Law (Heidelberg, Germany, 2008, 2010), Max Planck Institute for Foreign and International Criminal Law (Freiburg, Germany, 2011) and Harvard Law School (Cambridge, the United States, with Fulbright Scholarship, 2014-15) as a guest researcher.

She was a faculty member of Gujarat National Law University Maritime Law Intensive Course (Gujarat, India, 2016) and PaSS Spring School co-organized by University of Basel and University of Turin (Turin, Italy, 2018).

Research Areas


Academic & Professional Experience

Apr 2018
Associate Professor, Department of International Relations, National Defense Academy of Japan
Apr 2010
Mar 2018
Assistant Professor, Department of International Relations, National Defense Academy of Japan
Sep 2014
May 2015
Visiting Researcher (Fulbright Scholar), Harvard Law School
Oct 2012
Mar 2014
Lecturer, Special Program for the Education of Legal Researchers, Law School, University of Tokyo
Mar 2011
Mar 2011
Guest Researcher, Max Planck Institute for Foreign and International Criminal Law


Apr 2003
Mar 2009
Graduate Schools for Law and Politics, The University of Tokyo
Aug 2003
May 2004
School of Law, Cornell University
Apr 1999
Mar 2003
Faculty of Law, University of Tokyo

Awards & Honors

Oct 2018
51st Adachi Mineichiro Memorial Award, Adachi Memorial Foundation
Mar 2014
Yamazaki Education Award, National Defense Academy Society for Promotion of Academia and Education
Winner: Ishii Yurika
Mar 2012
Yamazaki Award, National Defense Academy Society for Promotion of Academia and Education
Winner: YAMAUCHI Yurika

Published Papers

Distributed Ledger Technology and The International Regulation of Money Laundering
ISHII Yurika
International Economic Law   28 131-154   Nov 2019   [Invited]
ISHII Yurika
Realization of the Rule of Law in Indo-Pacific Region   71-79   Mar 2019   [Invited]
ISHII Yurika
Tokyo International Law Review   7 115-144   Mar 2019   [Invited]
State's Duty to Cooperate to International Criminal Tribunals
ISHII Yurika
Journal of International Law and Diplomacy / Kokusaiho Gaiko Zassi   117 48-71   Mar 2019   [Invited]
ISHII Yurika
International Journal of Marine and Coastal Law   34 73-88   Feb 2019   [Refereed]
ISHII Yurika
International Affairs   674 26-37   Sep 2018   [Invited]
International Economic Law and Criminal Regulation on Economic Activities
ISHII Yurika
法律時報[Horitsu Jiho]   90(10) 53-58   Sep 2018   [Invited]
ISHII Yurika
Issues concerning Transportation of Japanese Abroad by Government Aircrafts   9-28   Aug 2018   [Invited]
ISHII Yurika
Issues Facing the Rule of Law in the Indo-Pacific and Maritime Security (Country Profile) (FY2015-2016, Ministry of Foreign Affairs)   35-51   Sep 2017   [Invited]
ISHII Yurika
Yearbook of World Law   36 125-153   Mar 2017   [Invited]
ISHII Yurika
Tokyo Review of International Law   5 155-187   Mar 2017   [Invited]
ISHII Yurika
Maritime Safety and Security Law Journal   1 45-55   Aug 2015   [Refereed]
ISHII Yurika
Journal of East Asia and International Law   7(2) 335-350   Nov 2014   [Refereed]
"Freedom of Flight" at High Seas and Exclusive Economic Zone: Air Defense Identification Zone
ISHII Yurika
42(1) 57-74   Jun 2014   [Invited]
ISHII Yurika
International Law Studies   2 107-149   Mar 2014
ISHII Yurika
International Law Studies   1 143-176   Mar 2013
Regulation of the Exploration of Continental Shelf and International Security
Yamauchi Yurika
Foreign Affairs   59(4) 75-95   2011   [Invited]
On International Economic Crime Regulation Governed by the Administration : A Review for Studies on Money Laundering Regulation
Yamauchi Yurika
Journal of Social Science   60(2) 5-31   2009   [Refereed]
Applicability of Universal Jurisdiction on Gross Human Rights Offenses : Lessons Learned from Genocide Law in Belgium and Organic Law of the Judicial Branch in Spain
Yurika Yamauchi
Hongo Hosei Kilo   15 177-209   2006

Books etc

Yasuhiro Takeda = Matake Kamiya (ed), Introduction to Security Studies (5th Edition)
ISHII Yurika (Part:Contributor, Chapter 14 Section 3 (International Law and Global Commons: Law of the Sea, Air Law, Space Law))
Aki Shobo   Aug 2018   
Yurika Ishii
Yuhikaku   Aug 2017   ISBN:4641046808
Kouichi Morikawa et al. ed., Kokusaiho de Sekai ga Wakaru
ISHII Yurika (Part:Contributor, Chugoku ni yoru Boku Shikibetsuken no Settei ha Iho? (pp.177-186))
Iwanami Shoten   Dec 2016   ISBN:978-4000229555
Studies on the Japanese Act of Punishment of and Measures against Piracy
Ishii Yurika (Part:Contributor, Chapter 7, Acts of Piracy under International Law, pp.113-126)
Yushindo Kobunsha   May 2016   ISBN:978-4-8420-4061-5
International Straits
ISHII Yurika (Part:Contributor, Chapter 2 Transit Passage and the Regulation of Navigation of the Coastal States (pp.41-71))
Toshindo   Sep 2015   ISBN:978-4798913155
Brodowski, D., Espinoza de los Monteros de la Parr, M., Tiedemann, K., Vogel, J. (Eds.), Regulating Corporate Criminal Liability
ISHII Yurika (Part:Contributor, On Law Enforcement Through Agreements Between the US Regulatory Authorities and Foreign Corporations (pp.237-248))
Springer   Mar 2014   ISBN:978-3-319-05993-8
Study on theHouse of Councillors, The National Diet of Japan, Vol. 1-2
Yurika Yamauchi (Part:Contributor)
Bokutaku Sha   2005   ISBN:978-4833223546


Cyber Investigation and International Law: Data Free Flow with Trust of Justizkonflikt 2.0
ISHII Yurika
Liberty and Justice   2020(1) 27-31   Jan 2020   [Invited]
ISHII Yurika
International Legal Materials   58(6) 1147-1166   Dec 2019   [Invited]
Book Review: Ando Taiko, The Origin of The Right To Punish (Seibundo, 2018)
ISHII Yurika
Criminal Law Journal   59    Feb 2019   [Invited]
ISHII Yurika
ASIL Insights   23(1)    Feb 2019   [Refereed]
ISHII Yurika
Shosai no mado   659 54-59   Sep 2018   [Invited]
Kaiyo Gabanansu no Kokusaiho [International Law for the Ocean Governance], by Makoto Seta. Tokyo: Sanseido, 2016.
ISHII Yurika
Japanese Yearbook of International Law   60 443-446   Mar 2018   [Invited]
ISHII Yurika
American Society of International Law Insights   21(13)    Nov 2017   [Refereed]
Book Review: Yasuyuki Yoshida, Legal Aspects of Maritime Interception / Interdiction Operations (Osaka University Press, 2016)
ISHII Yurika
Defense Studies   57 147-152   Sep 2017   [Invited]
ISHII Yurika
CISTEC Journal   165 151-158   Oct 2016   [Invited]
International Law (Annual Review, 2015)
ISHII Yurika (Co-authored with Nami Kwon and Shiizuka Sakamaki)
Horitsu Jiho   87(13) 252-260   Dec 2015   [Invited]
Sasakawa Peace Foundation & Peking University
   May 2014   [Invited]
International Law (Review of the Year 2013)
Yurika Ishii (co-authored with Nami Kwon and Shizuka Sakamaki)
Horitsu Jiho   85(13) 257-265   Dec 2013   [Invited]
International Law (Review of the Year 2014)
ISHII Yurika (Co-authored with Nami Kwon and Shiizuka Sakamaki)
Horitsu Jiho   86(13) 247-255   Dec 2014   [Invited]
Somali Piracy Case -- UNCLOS Article 105
ISHII Yurika
Jurist   1479 284-295   Apr 2015   [Invited]
Nuclear Powered Ship
ISHII Yurika
Max Planck Encyclopedia of Public International Law (Online)      Dec 2014   [Invited]
Book Review: Douglas Guilfoyle, Shipping Interdiction and the Law of the Sea (Cambridge University Press, 2009)
38(4)    Mar 2011   [Invited]
Case Comment: Supreme Court, Civil Case March 18, 2006
Yurika Yamauchi
Hogaku Kyokai Zasshi   125(8) 218-231   2008
Book Review: Geert-Jan Alexander Knoops, Theory and practice of international and internationalized criminal proceedings
Yurika Ishii
Journal of International Law and Diplomacy   107(1) 115-119   2008

Conference Activities & Talks

Illegal Bunkering and Informal Lawmaking at Sea [Invited]
ISHII Yurika
Informal Lawmaking in the Law of the Sea   9 Dec 2019   
ISHII Yurika
International Human Rights Law Association, The 31st Annual Conference   16 Nov 2019   International Human Rights Law Association
Values other than That of Navigation under the Transit Passage Regime [Invited]
ISHII Yurika
The Dilemma of Japanese Ocean Policy revealed by New Technology, Automatic Identification System   2 Nov 2019   
Cross-border Search of Electronic Evidence [Invited]
ISHII Yurika
Core 2 Core Program Workshop: Current Problems of EU-Japan Cooperation in Criminal Matters   1 Nov 2019   
ISHII Yurika
6th International Symposium on the Law of the Sea   31 Oct 2019   Ministry of Foreign Affairs of Japan Ocean Policy Research Institute, Sasakawa Peace Foundation
ISHII Yurika
Workshop on Cross-border Investigation, 2nd Open Workshop   11 Jul 2019   
Public International Law and the U.S. CLOUD Act [Invited]
ISHII Yurika
Session concerning the U.S. CLOUD Act   13 Mar 2019   Nishimura & Asahi
ISHII Yurika
Workshop on International Law and Japan   5 Mar 2019   Japan Maritime Self-Defense Force = Naval War College
ISHII Yurika
The 10th Symposium on Space Law “Toward the further evolvement of our space law research community”   25 Feb 2019   
International Law and Territorial Disputes [Invited]
ISHII Yurika
Workshop on International Law and Japan   5 Feb 2019   Naval War College
ISHII Yurika
18th Information Network Law Association Japan Conference   9 Dec 2018   Information Network Law Association
ISHII Yurika
8th Space Debris Workshop   3 Dec 2018   Japan Aerospace Exploration Agency
ISHII Yurika
UNCLOS & Artificial Islands beyond National Jurisdiction   21 Nov 2018   Universitas Padjadjaran, The Indonesian Center for the Law of the Sea
ISHII Yurika
The Japan Association of International Economic Law   10 Nov 2018   The Japan Association of International Economic Law
ISHII Yurika
European Society of International Law Annual Conference   13 Sep 2018   European Society of International Law
ISHII Yurika
International Law Association Japan Branch, Annual Conference   28 Apr 2018   International Law Association Japan Branch
ISHII Yurika
Legal Paradigms Governing the Use of Force at Sea   20 Apr 2018   University of Basel and Law Department of the University of Turin
ISHII Yurika
Peace and Security at Sea (PaSS) Spring School   19 Apr 2018   University of Basel and Law Department of the University of Turin
ISHII Yurika
Peace and Security at Sea (PaSS) Spring School   18 Apr 2018   University of Basel and Law Department of the University of Turin
ISHII Yurika
Protection and Utilisation of Personal Data: An Interdisciplinary Research, 14th Meeting   18 Mar 2018   Working Group on Protection and Utilisation of Personal Data: An Interdisciplinary Research

Research Grants & Projects

Japan Society for Promotion of Science: Challenging Research (Pioneering)
Project Year: Apr 2018 - Mar 2021    Investigator(s): Onuma, Yasuaki
Japan Society for Promotion of Science: Research Grant C
Project Year: Apr 2018 - Mar 2021    Investigator(s): ISHII Yurika
Suntory Foundation: Research Grant: Developing The Future of Academia
Project Year: Aug 2019 - Aug 2020    Investigator(s): ISHII Yurika
Remote Access beyond Japanese Territory in Criminal Investigation in a Cyber Space
Japan Law Foundation: Research Project
Project Year: Mar 2019 - Jan 2020    Investigator(s): ITAKURA, Yoichiro
Japan Society of Promotion of Science: Research Grant B
Project Year: Apr 2016 - Mar 2019    Investigator(s): ISHIKAWA Taku

Social Contribution

UNODC Legal Expert Group Meeting
[Advisor, Contribution]  Global Maritime Crime Programme, UNODC  Global Maritime Crime Programme, UNODC  (Mauritius)  16 Oct 2019 - 18 Oct 2019
San Remo Manual on Law of Armed Conflicts At Sea Update Project
[Informant, Contribution]  International Institute of Humanitarian Law  (Copenhagen, Denmark)  30 Sep 2019 - 4 Oct 2019
[Advisor, Organizing Member, Others]  Japanese Society of International Law / Ministry of Foreign Affairs of Japan  (IINO Hall & Conference Center)  6 Aug 2019 - 7 Aug 2019
Japan Cup Moot Court Competition, Judge
[Organizing Member]  6 Jul 2019 - 8 Jul 2019
[Advisor, Organizing Member]  Space Law Japan Students Conference  (Tokyo, Japan)  10 Mar 2019 - 10 Mar 2019


Jun 2017   CIL-ANCORS Maritime Boundaries Workshop
Participated in Maritime Boundaries Workshop held by the Centre for International Law (CIL), National University of Singapore and the Australian National Centre for Ocean Resources and Security (ANCORS), University of Wollongong in Singapore from 6-8 June 2017 (