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Nisugi Kento
二杉　健斗
Nisugi Kento
二杉　健斗
Institutional repository
Osaka School of International Public Policy　Department of International Public Policy, Associate Professor

keyword Space Law，International investment law，International law

Institutional repository

Research History 3

  1. 2020/10 - Present
    Osaka University　Osaka School of International Public Policy

  2. 2018/04 - 2020/09
    Okayama University　Graduate School of Humanities and Social Sciences　Senior Assistant Professor

  3. 2015/04 - 2018/03
    Japan Society for the Promotion of Science　Research Fellowship for Young Scientists

Education 4

  1. Kyoto University　Graduate School of Law

    2015/04 - 2018/03

  2. Kyoto University　Graduate School of Law

    2013/04 - 2015/03

  3. Kyoto University　Faculty of Law

    2009/04 - 2013/03

  4. Hyogo Prefectural Ono High School　General course

    2006/04 - 2009/03

Committee Memberships 3

  1. Japanese Society of International Law　Committee for the Development of Early-Career Researchers　Academic society

    2024/09 - Present

  2. Japanese Society of International Law　Secretariat staff　Academic society

    2022/09 - 2024/08

  3. Japanese Society of International Law　Member of Early-Career Researcher's Committee　Academic society

    2018/09 - 2022/08

Professional Memberships 3

  1. The Air Institute of Japan

  2. Japanese Association of World Law

  3. Japanese Society of International Law

Research Areas 1

  1. Humanities & social sciences / International law / International investment law

Papers 12

  1. Roles and Challenges of International Law to Address Light Pollutions from Mega-constellation Satellites

    Kento Nisugi

    Journal of Air Law　No. 65　p. 35-56　2025/04　Research paper (scientific journal)

  2. The sovereign function test out of thin air? The status of the central bank determined behind the scenes in Certain Iranian Assets

    Kei Nakajima, Yohei Okada, Kento Nisugi

    Journal of International Dispute Settlement　Vol. 15　No. 3　p. 474-485　2024/09/01　Research paper (scientific journal)

  3. Securitization of Foreign Direct Investment - Regulation of Inbound and Outbound Investment under International Investment Agreements

    Kento Nisugi

    The Horitsu Jiho　Vol. 96　No. 1　p. 30-35　2024/01　Research paper (scientific journal)

  4. Piercing the ‘National’ Veil of State-Backed Investors in ICSID Arbitration: Beyond Broches Test and ARSIWA

    Kento Nisugi

    OSIPP Discussion Paper　Vol. 2023　No. E-003　p. 1-27　2023/10

    Publisher: Osaka School of International Public Policy (OSIPP)

  5. Free Trade Agreements (FTAs) and Sustainability: Significance of and Challenges for the "Trade and Sustainable Development" Chapters in the EU's FTAs

    Kento Nisugi

    Ronkyu-Jurist　No. 37　p. 69-74　2021/11　Research paper (scientific journal)

    Publisher:

  6. "Investment Treaties Network" and its Influence on Investment Treaties Reforms : An Analysis of Swissbourgh v. Lesotho

    Okayama Law Journal　Vol. 69　No. 1　p. 70-45　2019/08　Research paper (bulletin of university, research institution)

    Publisher:

  7. Interpretive Control over Investment Treaties and the "Objective" International Legal Personality of Investors(5)

    Kyoto Law Review　Vol. 185　No. 5　p. 35-67　2019/08

    Publisher:

  8. Interpretive Control over Investment Treaties and the "Objective" International Legal Personality of Investors(4)

    Kyoto Law Review　Vol. 185　No. 2　p. 45-59　2019/05

    Publisher:

  9. Interpretive Control over Investment Treaties and the "Objective" International Legal Personality of Investors(3)

    Kyoto Law Review　Vol. 184　No. 5　p. 69-89　2019/02

    Publisher:

  10. Interpretive Control over Investment Treaties and the "Objective" International Legal Personality of Investors(2)

    Kyoto Law Review　Vol. 184　No. 1　p. 115-136　2018/10

    Publisher:

  11. The Legal Basis and Nature of the Investor's Right to Invoke State Responsibility in Investment Treaty Arbitration : With Particular Emphasis on Non-Pecuniary Remedies

    The Journal of International Law and Diplomacy　Vol. 117　No. 2　p. 337-364　2018/08　Research paper (scientific journal)

    Publisher:

  12. Interpretive Control over Investment Treaties and the "Objective" International Legal Personality of Investors(1)

    Kyoto Law Review　Vol. 183　No. 5　p. 127-139　2018/08

    Publisher:

Misc. 21

  1. Are Russian Frozen Assets Legally Available to Support Ukraine?

    Kento Nisugi

    Japanese Society of International Law Expert Comment　Vol. 2025　No. 2　p. 1-10　2025/04　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

    Publisher: Japanese Society of International Law

  2. Case Notes on Investment Treaty Arbitration Awards and Decisions (174) Case Upholding Jurisdiction for Claims Filed after ICSID Convention Denunciation

    Kento Nisugi

    JCA Journal　Vol. 72　No. 3　p. 30-36　2025/03　Article, review, commentary, editorial, etc. (scientific journal)

  3. Permanent Court of Arbitration (PCA)

    Nisuke Ando, Shotaro Hamamoto, Kento Nisugi

    Max Planck Encyclopedia of Public International Law (Online Edition)　2024/01　Article, review, commentary, editorial, etc. (scientific journal)

  4. Admissibility of Inter-State Application: Decision in Slovenia v. Croatia

    Kento Nisugi

    Human Rights Jurisprudence Journal　No. 6　p. 96-101　2023/06　Rapid communication, short report, research note, etc. (scientific journal)

  5. Case Notes on Investment Treaty Arbitration Awards and Decisions (150) An Award under the Energy Charter Treaty (ECT) that Upheld an Intra-EU Jurisdictional Objection

    Kento Nisugi

    JCA Journal　Vol. 69　No. 11　p. 22-29　2022/11　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

  6. Russia-Ukraine Conflict (2022) International Law Materials

    Yota Negishi, Kento Nisugi, Miharu Hirano

    2022/03　Other

  7. ICSIDによる投資紛争解決ーEDF International S.A.ほか事件

    二杉健斗

    国際法判例百選 第3版　p. 186-187　2021/09　Article, review, commentary, editorial, etc. (trade magazine, newspaper, online media)

    Publisher: 有斐閣

  8. Case Notes on Investment Treaty Arbitration Awards and Decisions (134) A Case in Which an ICSID Award Was Totally Annulled due to an Arbitrator's Lack of Impartiality and Failure to Disclose

    Kento Nisugi

    JCA Journal　Vol. 68　No. 7　p. 29-35　2021/07　Rapid communication, short report, research note, etc. (scientific journal)

  9. Case Notes on Investment Treaty Arbitration Awards and Decisions(119)A Case Holding that an Umbrella Clause or Most-Favored-Nations (MFN) Clause Cannot be Used to Circumvent the Restrictions Imposed on the Scope Ratione Materiae of the Arbitration Clause

    Vol. 67　No. 3　p. 53-60　2020/03　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: 日本商事仲裁協会

  10. An Analysis of Criticisms against the ISDS: Does the ISDS-Clause Justify the Refusal to Participate in the TPP Negotiation?

    Yukina Arima, Hinako Takata, Naoki Takeda, Naoki Tobimatsu, Takashi Nakaoka, Kento Nisugi, Akihiko Yamanishi, Yuichi Yamamura

    JCA Journal　Vol. 59　No. 12　p. 19-25　2012/12　Article, review, commentary, editorial, etc. (scientific journal)

    Publisher: 日本商事仲裁協会

  11. Book Review: Corporate Environmental Responsibility in Investor-State Dispute Settlement: The Unexhausted Potential of Current Mechanisms, by Tomoko Ishikawa. Cambridge and New York: Cambridge University Press, 2023. Pp. xxxix, 302.

    Kento Nisugi

    Japanese Yearbook of International Law　Vol. 67　p. 489-492　2025/02　Book review, literature introduction, etc.

  12. 学界回顧ー国際法

    越智萌, 岡田陽平, 二杉健斗

    法律時報　Vol. 96　No. 13　p. 193-201　2024/11　Book review, literature introduction, etc.

  13. Case Notes on Investment Treaty Arbitration Awards and Decisions (166) Application of the Law of the Sea, including the Svalbard Treaty, in Investor-State Arbitration

    Kento Nisugi

    JCA Journal　Vol. 71　No. 6　p. 51-57　2024/06　Rapid communication, short report, research note, etc. (scientific journal)

  14. Annual Scholarly Review: Intenational Law

    Megumi Ochi, Yohei Okada, Kento Nisugi

    Vol. 95　No. 13　p. 197-206　2023/11　Book review, literature introduction, etc.

  15. Annual Review of Legal Studies: Public International Law

    Megumi Ochi, Yohei Okada, Kento Nisugi

    Horitsu Jiho　Vol. 94　No. 13　p. 194-203　2022/11　Article, review, commentary, editorial, etc. (scientific journal)

  16. Book Review: Gus Van Harten, The Trouble with Foreign Investor Protection

    Kento Nisugi

    International Economic Law　Vol. 30　p. 253-258　2021/10　Book review, literature introduction, etc.

  17. Rodrigo Polanco, The Return of the Home State to Investor-State Disputes: Bringing Back Diplomatic Protection?

    Kento Nisugi

    International Economic Law　Vol. 29　p. 194-199　2020/11　Book review, literature introduction, etc.

  18. 文献紹介 Jarrod Hepburn, Domestic Law in International Investment Arbitration

    二杉 健斗

    日本国際経済法学会年報　No. 28　p. 263-268　2019

    Publisher: 日本国際経済法学会 ; 1995-

  19. Article 4(1) of the WTO Agreement on Agriculture - Direct Applicability - Subjective and Objective Criteria

    Kento Nisugi

    Japanese Yearbook of International Law　Vol. 60　p. 478-487　2017　Rapid communication, short report, research note, etc. (scientific journal)

  20. Compensation for War Injuries - Individuals' Right to Seek Compensation under the 1907 Convention Respecting the Laws and Customs of War on Land - Individuals' Right to Seek Compensation under Customary International Law

    Kento Nisugi

    Japanese Yearbook of International Law　Vol. 59　p. 468-474　2016

  21. Chronology of Japanese Foreign Affairs in 2014

    Hironobu Sakai, Kento Nisugi

    Japanese Yearbook of International Law　Vol. 58　p. 474-487　2015

Publications 1

  1. Emerging rules of international commercial law : bilingual (English-Japanese) selected UNCITRAL texts

    Kento Nisugi

    UNCITRAL-RCAP　2016/12

    ISBN: 9791195941704

Presentations 13

  1. The Current Status of International Law Education in Japan: An Empirical Analysis of Teaching Materials

    Kento Nisugi

    Annual Conference of Japanese Society of International Law: PANEL9: OPEN CALL PANEL: INTERNATIONAL LAW TEACHING IN JAPAN, UNDE VENIS, QUO VADIS?: TOWARDS CO-REFLECTION AND COLLABORATION　2025/08/26

  2. Book Review: A Comparison between Recent Monographs on "Pre-Histories" of International Investment Law – (1) Alan T. Nissel, Merchants of Legalism: A History of State Responsibility (1870-1960) (CUP 2024), (2) Andrea Leiter, Making the World Safe for Investment: The Protection of Foreign Property 1922-1959 (CUP 2023)

    Kento Nisugi

    Kyoto International Law Study Group　2025/06/28

  3. International Investment and the "Discours" of Sustainable Development

    Kento Nisugi

    Annual Conference of the Japanese Association of World Law　2025/05/24

  4. 立命館大学平和ミュージアム「国際法教育における平和ミュージアムの役割」

    越智萌, 根岸陽太, 平野実晴, 二杉健斗

    2024/11/27

  5. International Investment Agreements and Sustainable Development: Hinderance or Catalyst? - An Analysis of Environmental Exception Clauses -

    Kento Nisugi

    Indonesia-Japan International Law Workshop 2024　2024/10/09

  6. Mega-Constellation Satellites: Challenges and International Legal Regulation

    Kento Nisugi

    Annual Conference of the Air Law Institute of Japan　2024/05/31

  7. Is Non-ICSID Investment Arbitration an Arbitration Under International Law?: With a Focus on the Legal Dynamism Surrounding Intra-EU Investment Arbitration

    Kento Nisugi

    Kyoto International Law Study Group　2024/04/06

  8. 模擬裁判を用いた国際法教育

    平野実晴, 根岸陽太, 二杉健斗

    第7回 模擬国連ワークショップ　2023/09/21

  9. A Japanese Perspective on the IPEF / Supply Chain Resilience

    Kento Nisugi

    American Society of International Law Annual Meeting 2023: Panel "Geoeconomics in the Indo-Pacific Region and International Law"　2023/03/30

  10. [Case Introduction] Admissibility of an Inter-State Application for a Company whose Non-governmental Nature Was Denied in Individual Application Procedure: Slovenia v. Croatia [GC], App. No. 54155/16, 18 November 2020

    2022/11/05

  11. Standing of State-Investor before ICSID: Are the Rules on Attribution of Conduct Ubiquitous?

    Kento Nisugi

    International Law Study Group, Kyoto University　2021/06/05

  12. Is the Investment Treaty Arbitration a Sorcerer's Apprentice? The Objective International Legal Personality of Investors Seen through the Interpretation and Abrogation of Investment Treaties

    Kento Nisugi

    East-West Joint Workshop, Spring Session　2019/05/19

  13. Non-pecuniary Remedies in Investment Treaty Arbitration: International Legal Personality of Investors and Theories on the Nature of Investment Treaty Arbitration

    Kento NISUGI

    119th Annual Conference of Japanese Society of International Law in 2016, Panel C "In What Sense Is the Investment Treaty Arbitration an Institution under Public International Law?"　2016/09/11

Social Activities 5

  • Participation as Judge in the Japan National Rounds of the P.C. Jessup International Law Moot Competition

    2013 - Present

  • Oral judge for Asia-Pacific Round of Manfled Lachs International Space Law Moot Court Competition

    2024/06/08 - 2024/06/09

  • Asia Cup International Law Moot Court Competition 2021

    Japanese Society of International Law / Ministry for Foreign Affairs of Japan

    2020/09 - 2022/09

  • Asia Cup International Law Moot Court Competition 2019

    Japanese Society of International Law / Ministry for Foreign Affairs of Japan

    2018/09 - 2019/08

  • 9th Machikane-yama Conference on International Public Policy

    Flagship

    2024/03/16 -

Academic Activities 11

  1. Cafe on International Law Teaching #04 "International Law Education and Me - An Interview with Teaching Material Editors

    2024/09/01 - 2024/09/01

  2. 世界法若手研究会

    大辻航暉（日本大学大学院法学研究科公法学専攻博士後期課程）・佐々木絃（同志社大学大学院法学研究科博士課程）

    2024/05/19 - 2024/05/19

  3. Workshop on International Law Teaching #01 Rethinking International Law Teaching: To Whom, What, and How?

    Yota Negishi, Miharu Hirano, Kento Nisugi　The University of Tokyo

    2019/05/18 - 2019/05/18

  4. Cafe on International Law Teaching #03 Creating Teaching Materials that Inspire Thought

    Yota Negishi, Miharu Hirano, Kento Nisugi

    2024/01/25 -

  5. Cafe on International Law Teaching #02 Creating Lectures that Engage the Body and Mind

    Yota Negishi, Miharu Hirano, Kento Nisugi

    2023/11/02 -

  6. Cafe on International Law Teaching #01 Undergraduate Seminar and Moot Court

    Yota Negishi, Miharu Hirano, Kento Nisugi

    2023/09/13 -

  7. Workshop on International Law Teaching #04 Cultivating Seminars on International Law

    Yota Negishi, Miharu Hirano, Kento Nisugi

    2023/05/21 -

  8. Workshop on International Law Teaching #03 Analogizing International Law - Analogies for Use in the Classroom

    Yota Negishi, Miharu Hirano, Kento Nisugi

    2023/02/27 -

  9. Peer-reviewing for a domestic academic journal

    2021/12 -

  10. Workshop on International Law Teaching #02 Syllabus and Course Design

    Yota Negishi, Miharu Hirano, Kento Nisugi

    2019/09/02 -

  11. Peer-reviewing for an international academic journal

    2019/05 -

Institutional Repository 1

Content Published in the University of Osaka Institutional Repository (OUKA)

  1. Piercing the ‘National’ Veil of State-Backed Investors in ICSID Arbitration : Beyond Broches Test and ARSIWA

    Nisugi Kento

    OSIPP Discussion Paper　Vol. DP-2023-E-003　p. 1-27　2023/10/24