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Yamaguchi Wataru

    Department of Political Science Associate Professor
Last Updated :2026/04/10

Researcher Information

Affiliation

    Department of Political Science Associate Professor

Degree

  • Ph.D. in Political Science（2016/03 Doshisha University）

URL

Research funding number

  • 90735317

ORCID ID

J-Global ID

Profile

  • Wataru Yamaguchi is associate professor in the Faculty of Law at Teikyō University. He advanced to graduate school before completing his undergraduate degree and entered the Graduate School of Law, Doshisha University, where he earned both his MA and PhD in political science. He is the author of Reisen shūenki no Nichi-Bei kankei [US-Japan Relations in the Sunset of the Cold War] (Yoshikawa Kōbunkan, 2023), recipient of the Masayoshi Ohira Memorial Prize and the Inoki Masamichi Award, and Nichibei shunō kaidan [US-Japan Summits] (Chūōkōron Shinsha, 2024). His research focuses on the history of the US-Japan alliance and on Japan’s foreign and defense policy in the 1980s. He is also a recipient of the Frank Gibney Award from the Journal of American-East Asian Relations.

Research Interests

  • The History of the US-Japan Alliance   U.S.-Japan Summits   Comprehensive Security   History of U.S.-Japan Relations   U.S.-Japan Relations   U.S. Presidential Libraries   Strategic Assistance   Japanese Diplomatic History   U.S. Diplomatic History   Security   International Relations   

Research Areas

  • Humanities & social sciences / International relations

Academic & Professional Experience

  • 2026/04 - Today  Institute of Science TokyoInstitute of Future ScienceSpecially Appointed Associate Professor
  • 2026/04 - Today  Kansai UniversityFaculty of Policy StudiesAssociate Professor
  • 2025/10 - 2026/03  Institute of Science TokyoInstitute of Future ScienceVisiting Associate Professor
  • 2025/04 - 2026/03  Teikyo UniversityFaculty of Law Department of Political ScienceAssociate Professor
  • 2022/04 - 2026/03  JMSDF Command and Staff CollegePart-time Lecturer
  • 2022/04 - 2025/03  Gakushuin Women's CollegeFaculty of Intercultural StudiesPart-time Lecturer
  • 2020/04 - 2025/03  Teikyo UniversityFaculty of Law Department of Political ScienceSenior Assistant Professor
  • 2023/07 - 2024/09  Tokyo Institute of TechnologyPart-time Lecturer
  • 2019/04 - 2023/09  Tokyo University of Foreign StudiesSchool of International and Area StudiesPart-time Lecturer
  • 2020/04 - 2021/03  Chuo UniversityFaculty of Policy StudiesPart-time Lecturer
  • 2017/04 - 2020/03  Teikyo UniversityFaculty of LawAssistant Professor
  • 2015/10 - 2017/03  Kobe UniverisityGraduate School of Law and Faculty of LawPart-time Lecturer
  • 2014/10 - 2017/03  Kyoto University of Art and DesignPart-time Lecturer
  • 2014/04 - 2017/03  Doshisha UniversityInternational Institute of American StudiesAssistant Professor
  • 2016/04 - 2016/09  Ryukoku UniversityFaculty of LawPart-time Lecturer
  • 2010/09 - 2011/06  Stanford UniversityThe Freeman Spogli InstituteVisiting Researcher

Education

  • 2010/04 - 2014/03  Doshisha University  Graduate School of Law
  • 2008/04 - 2010/03  Doshisha University  Graduate School of Law
  • 2005/04 - 2008/03  Doshisha University  Faculty of Law  Department of Political Science

Association Memberships

  • Japan Society for Defense Studies   The Japanese Association for American Studies   The Japan Association of International Relations   The Japan Association for International Security   European Association for Japanese Studies   

Research Activity Information

Published Papers

Books etc

  • Supervised by Kitaoka Shinichi, edited by Tsutsui Kiyotada, Nakatani Tadashi, and Yamaguchi Wataru (Joint editor)Japan Publishing Industry Foundation for Culture 2026/03 4866582707 224
  • Edited by Wataru Yamaguchi (Editor「まえがき」「日米同盟の『対称性』と『対等性』」「『新冷戦』と『新デタント』期――なぜ日米防衛協力が進展したのか」「同盟の『漂流』と『再定義』――なぜ日米同盟は冷戦後も存続したのか」)Horitsu Bunka Sha 2025/12 458904451X 292 ⅰ, ⅱ, 1-7, 121-175
  • Research Institute for Peace and Security ed. (Contributor"The Trump Administration and U.S.-Japan Relations")Asagumo Shinbunsha 2025/10 475094047X 260 17-25
  • Ryo Asano ed. (Contributor「価値外交の系譜における『自由で開かれたインド太平洋（FOIP）』――紐帯としての価値と普遍としての価値」)Horitsu Bunka Sha 2025/07 4589044188 360 94-118
  • Wataru Yamaguchi (Single work)Chuokoron-Shinsha 2024/12 4121028341 384
  • Shiro Sato; Shinji Kawana; Tomoya Kamino; Kousuke Saito; Wataru Yamaguchi (Joint editor"US-Japan Alliance" "Official Development Assistance")Horitsu Bunka Sha 2024/04 4589043335 288 1-4, 6-15, 163-172, 270-271
  • Shingo Tanaka; Keikichi Takahashi; Wataru Yamaguchi (Joint work“Ever-Evolving Presidential Library” “Ronald Reagan Presidential Library” “George H. W. Bush Presidential Library” “William J. Clinton Presidential Library” “George W. Bush Presidential Library” “Barack Obama Presidential Library” “Donald J. Trump Presidential Library”)Osaka University Press 2024/03 4872597869 272 66-93, 204-233
  • Yoshitaka Katayama; Wataru Yamaguchi (Joint editor「なぜ日米間で経済摩擦が激しくなったのですか」「日米同盟が終わることはあるのですか」「自由で開かれた国際秩序を求めて」「『ファーストレディー』の外交」「首相の訪米」「外交とワイン」)Yoshikawa Kobunkan 2024/03 4642084460 248 126-127,151,158-161,195,216-222
  • Kanji Akagi; Japan Association for International Security (Contributor"Comprehensive National Security Strategy")Keio University Press 2024/02 4766429338 288 258-259
  • Masahiro Yamada ed (Contributor「『みなまで言うな』は通じない」)PHP Institute 2023/11 4569856071 248 66-77
  • Hirotaka Watanabe, ed (Contributor"Economic Security," "US-Japan Alliance," "History of US-Japan Relations")Ashi Shobo 2023/05 4755613264 362 98-100, 109-111, 155-164
  • Wataru Yamaguchi (Single work)Yoshikawa Kobunkan 2023/01 4642039228 390
  • Koji Murata; Tadashi Nakatani; Wataru Yamaguchi (Joint translation)Marc Trachtenberg Minerva Shobo 2022/12 4623093727 336
  • Keiichi Hatakeyama, ed (Contributor"US-Japan Relations in the 1980s")Minerva Shobo 2022/04 4623093573 458 255-271
  • Haruya Sakamoto; Shoichiro Ishibashi, ed (Contributor"International Politics")Horitsu Bunka Sha 2020/09 4589041006 240 17-32
  • Kiyotada Tsutsui, ed (Contributor"Ron-Yasu Relationship")Chikuma Shobo 2020/08 4480073418 381 313-328
  • Shinji Kawana; Shiro Sato, ed (Contributor"Debates over the Development Cooperation Charter")Horitsu Bunka Sha 2018/12 4589039788 224 150-167
  • Shiro Sato; Shinji Kawana; Tomoya Kamino; Kosuke Saito, ed (ContributorU.S.-Japan Alliance; ODA)Horitsu Bunka Sha 2018/04 4589039036 310 6-15, 169-178

Conference Activities & Talks

  • 「書評会『日米同盟史』（法律文化社、2025年）」
    山口航
    第14回基地政治研究会  2026/03
  • "Gulf War and the US-Japan Alliance"
    Wataru Yamaguchi
    2025年度第2回国際政治史研究会  2025/11  The Japan Institute of International Affairs
  • Review Session on Japan’s PKO Policy and the US-Japan Summits
    Wataru Yamaguchi
    国際関係史研究会Ⅳ  2025/11  東京大学駒場Ⅱリサーチキャンパス
  • Wataru Yamaguchi
    JAIR Annual Convention 2025  2025/10  Kobe International Conference Center
  • 「なぜ首脳会談は外交史研究の主題となりにくいのか」
    山口航
    東京大学先端研・創発戦略研究オープンラボ（ROLES）「国際政治とリーダーシップ」  2025/07
  • 「書評会『日米首脳会談――政治指導者たちと同盟の70年』（中公新書、2024年）」
    山口航
    第10回基地政治研究会  2025/02
  • 「西側同盟から見た冷戦終焉――日本」
    山口航
    「歴史としての冷戦終焉 ―ポスト冷戦の視座から―」  2024/11  TKPガーデンシティ博多  公益財団法人 日本国際問題研究所
  • US-Japan Summits
    Wataru Yamaguchi
    ROLES  2024/09
  • "US-Japan Relations in Light of the Upcoming Presidential Election"
    Wataru Yamaguchi
    Center for American Studies, Nanzan University  2024/05
  • On the 9th JSDS Inoki Masamichi Award-winning Book
    Wataru Yamaguchi
    第7回「猪木正道記念・安全保障研究会」  2024/03  国際文化会館
  • "The Craft of International History"
    Wataru Yamaguchi
    科学研究費補助金(基盤研究(C))「ダニエル・イノウエと日米関係」研究会  2024/01
  • "Typology of Comprehensive Security"
    Wataru Yamaguchi
    Japan Association for International Security  2023/12  Keio University
  • Wataru Yamaguchi
    Decision-Making Sectional Meeting, JAIR Annual Convention 2023  2023/11  福岡国際会議場
  • "U.S.-Japan Alliance"
    Wataru Yamaguchi
    Kansai Security Seminar  2023/11  Doshisha University  The Research Institute for Peace and Security (RIPS)
  • "Changing Presidential Libraries"
    Wataru Yamaguchi
    "Disruption and Reformation of Liberal Democracy" Working Group, RCAST Open Laboratory for Emergence Strategies  2023/09  zoom
  • Review Session on US-Japan Relations in the Sunset of the Cold War and Japan's East Asian Diplomacy during the "Second Cold War" and the Detente That Followed The Policies of the Ohira, Suzuki, and Nakasone Cabinets
    Wataru Yamaguchi
    International History Society  2023/09
  • "US-Japan Relations in the Sunset of the Cold War: Comprehensive Security"
    Wataru Yamaguchi
    2023年度第2回国際政治史研究会  2023/08  The Japan Institute of International Affairs
  • "US-Japan Relations in the Sunset of the Cold War: Comprehensive Security"
    Wataru Yamaguchi
    戦後外交史研究会  2023/07  Hosei University
  • "US-Japan Security Arrangements"
    Okinawa Fellowship  2023/06  Research Institute for Peace and Security
  • "Comprehensive Security focusing on Ohira, Suzuki and Nakasone"
    Wataru Yamaguchi
    外交史研究会  2023/03  International Research Center for Japanese Studies
  • Wataru YAMAGUCHI
    JAAS (Japan Association for Asian Studies) Autumn Convention 2021  2021/11
  • Wataru Yamaguchi
    科学研究費補助金(基盤研究(B))「『一帯一路』の再検討」研究会  2021/09
  • 「都市外交研究の現況」
    山口 航
    科学研究費補助金(基盤研究(C))「都市は外交する」研究会  2019/05
  • "Foreign Aid from the Viewpoint of Security"
    YAMAGUCHI Wataru
    Kansai Asia Pacific Security Fourum  2017/03  神戸大学大阪凌霜会クラブ
  • "Three Principles on Arms Exports and Their Related Policy Guidelines and Norms"
    YAMAGUCHI Wataru
    The Japan Association of International Relations  2016/10  幕張メッセ国際会議場
  • "The Formation and Development of Ronald Reagan Administration’s Foreign Policy to Japan"
    YAMAGUCHI Wataru
    EAJS (European Association of Japanese Studies) Conference in Japan  2016/09  Kobe University
  • "The ‘Pacific Basin Cooperation Concept’ and U.S.-Japan Relations"
    YAMAGUCHI Wataru
    Asian Studies on the Pacific Coast Conference (ASPAC)  2015/06  University of the Pacific
  • 「1980年代における日本の安全保障政策と日米関係――近年の研究動向を踏まえて」
    山口 航
    安全保障政策史研究会  2015/03
  • 「総合安全保障の受容」
    山口 航
    日本国際政治学会  2014/11  福岡国際会議場
  • "The Shift in U.S.-Japan Cooperation at the Beginning of the Second Cold War"
    YAMAGUCHI Wataru
    The Society for Historians of American Foreign Relations (SHAFR)  2014/06  Hyatt Regency Lexington & Lexington Convention Center
  • 「新冷戦初期における紛争周辺国への戦略援助」
    山口 航
    国際安全保障学会  2013/12  関西学院大学西宮上ヶ原キャンパス
  • 「新冷戦初期における日本の外交・安全保障政策の変容」
    山口 航
    国際安全保障学会 第2回定例研究会  2011/10

MISC

  • Book Review, America Under Trump
    Wataru Yamaguchi  Komei Shimbun  2025/11  [Invited]
  • Book Review, What Is Diplomacy?
    Wataru Yamaguchi  Komei Shimbun  2025/07  [Invited]
  • On US-Japan Relations in the Sunset of the Cold War
    Wataru Yamaguchi  The Journal of Peace and Security  (11)  4  -11  2025/06  [Invited]
  • Interview
    Yasuo Fukuda; Wataru Yamaguchi; Yuki Kominami  Diplomacy  (85)  134  -143  2024/05
  • "Grand Narratives and Small-Scale Eschatologies"
    Wataru Yamaguchi  AΣTEION  (100)  160  -164  2024/05  [Invited]
  • "Book Review on The Geopolitics of the Japan-U.S. Alliance"
    Wataru Yamaguchi  Nami  58-  (5)  84  -85  2024/05  [Invited]
  • "Considering Challenges in Japanese Diplomacy"
    Yoshitaka Katayama; Yukiko Toyoda; Wataru Yamaguchi  Hongo  (171)  2  -11  2024/05  [Invited]
  • "Acceptance Speech"
    Wataru Yamaguchi  Peace and Security  (10)  71  -71  2024/03  [Invited]
  • Interview with Shotaro Yachi
    Shotaro Yachi; Wataru Yamaguchi  Diplomacy  (83)  134  -141  2024/01
  • Interview with Shotaro Yachi
    Shotaro Yachi; Wataru Yamaguchi  Diploamacy  (82)  130  -139  2023/11
  • "Japan Defense Agency Materials"
    Wataru Yamaguchi  「オンライン版 防衛政策史資料」パンフレット  2023/10  [Invited]
  • Top Secret Diplomatic Documents
    Wataru Yamaguchi  Diplomacy  (79)  146  -149  2023/06  [Invited]
  • "Japan in the Lost Three Decades"
    Wataru Yamaguchi  Diplomacy  (78)  142  -149  2023/03  [Invited]
  • Top Secret Diplomatic Documents
    Wataru Yamaguchi  Diplomacy  (77)  146  -149  2023/01  [Invited]
  • "Top Secret Diplomatic Documents"
    Wataru YAMAGUCHI  Diplomacy  (76)  136  -139  2022/11  [Invited]
  • "Top Secret Diplomatic Documents"
    Wataru YAMAGUCHI  Diplomacy  (75)  134  -137  2022/09  [Invited]
  • Wataru Yamaguchi  Voice  (533)  53  -59  2022/04  [Invited]
  • Book Review, The Diplomatic Endeavor of Japanese Three Prime Ministers in the Sunset of Cold War: 1980-1989
    Wataru Yamaguchi  International Relations  (202)  105  -108  2021/03  [Invited]
  • "Five Books to Know the President of the United States"
    Wataru Yamaguchi  Diplomacy  (66)  142  -143  2021/03  [Invited]
  • Wataru Yamaguchi  SYNODOS  2020/05  [Invited]
  • YAMAGUCHI Wataru  The American Studies Newsletter  (195)  4  2017/12  [Invited]
  • YAMAGUCHI Wataru  Journal of Japanese History  (652)  63  -67  2016/12  [Invited]
  • Wataru Yamaguchi; Tadashi Nakatani; Ryoko Abe; Masahiko Nishimura eds  Doshisha American Studies  (52)  57  -78  2016/03
  • YAMAGUCHI Wataru  The Journal of International Security  42-  (4)  85  -89  2015/03  [Invited]
  • Wataru YAMAGUCHI  Neesima Koza  (34)  18  -32  2012/03  [Invited]

Awards & Honors

  • 2024/03 Teikyo University The Okinaga Shoichi Award
  • 2024/02 Masayoshi Ohira Foundation The 40th Masayoshi Ohira Memorial Prize
     US-Japan Relations in the Sunset of the Cold War 
    受賞者: Wataru Yamaguchi
  • 2023/10 Japan Society for Defense Studies The Inoki Masamichi Award
     US-Japan Relations in the Sunset of the Cold War: Comprehensive Security JPN japan_society 
    受賞者: Wataru Yamaguchi
  • 2015/12 Japan Association for International Security The Best Paper Award for Early-Career Researchers
     
    受賞者: Wataru Yamaguchi
  • 2012/12 The Journal of American–East Asian Relations The Frank Gibney Award
     
    受賞者: Wataru Yamaguchi

Research Grants & Projects

Teaching Experience

  • Research in Security StudiesResearch in Security Studies Kansai University
  • Foundations of International Asian StudiesFoundations of International Asian Studies Kansai University
  • Thesis ResearchThesis Research Kansai University
  • Specialized Introduction SeminarSpecialized Introduction Seminar Kansai University
  • Advanced SeminarAdvanced Seminar Kansai University
  • Foreign PolicyForeign Policy Kansai University
  • Security StudiesSecurity Studies Kansai University
  • Introduction to International RelationsIntroduction to International Relations Kansai University
  • Basic SeminarBasic Seminar Faculty of Law, Teikyo University
  • Political SciencePolitical Science Faculty of Law, Teikyo University
  • SeminarSeminar Faculty of Law, Teikyo University
  • SecuritySecurity Teikyo University, Faculty of Law
  • Japanese PoliticsJapanese Politics Teikyo University, Faculty of Law
  • International Politics (International Strategy)International Politics (International Strategy) Gakushuin Women's College
  • International RelationsInternational Relations Tokyo Institute of Technology
  • International Politics (Structural Change)International Politics (Structural Change) Gakushuin Women's College
  • Contemporary PoliticsContemporary Politics Teikyo University, Faculty of Law
  • Diplomatic HistoryDiplomatic History Teikyo University, Faculty of Law
  • International PoliticsInternational Politics Tokyo University of Foreign Studies, School of International and Area Studies
  • Fundamentals of International PoliticsFundamentals of International Politics Tokyo University of Foreign Studies, School of International and Area Studies
  • Crisis ManagementCrisis Management Teikyo University
  • History of DiplomacyHistory of Diplomacy Faculty of Policy Studies, Chuo University
  • SeminarSeminar Teikyo University, Faculty of Law
  • The Making of Foreign PolicyThe Making of Foreign Policy Faculty of Policy Studies, Chuo University
  • Current Political TheoryCurrent Political Theory Teikyo University, Faculty of Law
  • Politics : Special TopicsPolitics : Special Topics Teikyo University, Faculty of Law
  • Current AffairsCurrent Affairs Teikyo University
  • Special Course on International AffairsSpecial Course on International Affairs Kobe University, Graduate School of Law
  • Political SciencePolitical Science Kyoto University of Art and Design
  • American PoliticsAmerican Politics Ryukoku University, Faculty of Law
  • US-Japan Relations after World War IIUS-Japan Relations after World War II Faculty of Law, Doshisha University
  • American Law and PoliticsAmerican Law and Politics Faculty of Law, Doshisha University

Committee Membership

  • 2025/04 - Today   Research Institute for Peace and Security   RIPS Research Committee Member
  • 2024/01 - Today   Japan Association for International Security   Planning and Management Committee Member
  • 2024/01 - Today   Japan Association for International Security   Program Committee Member
  • 2024/01 - Today   Japan Association for International Security   Auditor
  • 2023/04 - Today   The Japan Institute of International Affairs   Member
  • 2019/04 - Today   Research Institute for Indo-Pacific Affairs (RIIPA)   Regular Member
  • 2016/07 - Today   Center for Interdisciplinary Study of Monotheistic Religions, Doshisha University   CISMOR Research Fellow
  • 2024/04 -2026/03   Research Center for Advanced Science and Technology Open Laboratory for Emergence Strategies, the University of Tokyo   Chairperson, "International Politics and Leadership"
  • 2024/04 -2026/03   Research Center for Advanced Science and Technology Open Laboratory for Emergence Strategies, the University of Tokyo   Committee Member, “The Crisis and Restructuring of Liberal Democracy”
  • 2015/04 -2023/12   Japan Association for International Security   Member of General Affairs Committee

Social Contribution

  • SYNODOS
    Date (from-to) : 2024/04/01-Today
    Category : Internet
  • 「トランプでどうなる、日米同盟」
    Date (from-to) : 2026/03/12
    Category : Lecture
    Sponser, Organizer, Publisher  : 公益財団法人日本生産性本部
    Event, Program, Title : 第77期経済情勢懇話会
    パレスホテル東京
  • 梶原麻衣子『安倍晋三 ドナルド・トランプ交友録 How to DEAL with Trump』星海社新書、2025年
    Date (from-to) : 2025/12/15
  • 「変容し続ける大統領図書館――近年の動向と日本」
    Date (from-to) : 2024/12/04
    Category : Lecture
    Sponser, Organizer, Publisher  : 大阪大学出版会
    Event, Program, Title : 大統領図書館からアメリカを考える
    紀伊國屋書店新宿本店アカデミック・ラウンジ
  • 「日米安全保障関係と『対等性』」
    Date (from-to) : 2018/11/30
    Sponser, Organizer, Publisher  : 中央大学総合政策学部
    Event, Program, Title : 日米関係論

Media Coverage

Academic Contribution

  • “The History of the US-Japan: ‘Equality’ and ‘Symmetry’”
    Date (from-to) :2025/12/06
    Type: Academic society etc
    Organizer, responsible person: Japan Association for International Security
    Nagoya University
  • 論文査読
    Date (from-to) :2025
    Type: Peer review etc
    Organizer, responsible person: 『法社会学』
  • 「安全保障をめぐる世論・言説」部会 責任者
    Date (from-to) :2024/12/08
    Type: Academic society etc
    Organizer, responsible person: 国際安全保障学会 2024年度年次大会
    同志社大学新町キャンパス
  • 討論「イラン・イラク紛争における日本の仲介外交」
    Date (from-to) :2024/11/27
    Type: Academic society etc
    Organizer, responsible person: 慶應日本政治外交史研究会
  • Discussant "US Military Bases"
    Date (from-to) :2024/03/23
    Type: Academic society etc
    Organizer, responsible person: Base Politics
  • Peer Review
    Date (from-to) :2024
    Type: Peer review etc
    Organizer, responsible person: International Relations
  • Peer review
    Date (from-to) :2024
    Type: Peer review etc
    Organizer, responsible person: International Relations
  • Peer review
    Date (from-to) :2023
    Type: Peer review etc
    Organizer, responsible person: International Security
  • 討論「佐藤総理アジア・太平洋諸国歴訪と訪米――1967年9月-11月」
    Date (from-to) :2022/09/11
    Type: Academic society etc
    Organizer, responsible person: 同志社大学アメリカ研究所第6部門研究
  • 討論「ニクソン政権からフォード政権にかけての対日政策の変容――対日観およびグランド・ストラテジーへの日本の位置づけに着目して」
    Date (from-to) :2022/03/10
    Type: Academic society etc
    Organizer, responsible person: 同志社大学アメリカ研究所第6部門研究
  • 討論「英米関係から見た国際秩序 — — マーガレット・サッチャー政権期を中心に」
    Date (from-to) :2021/10/16
    Type: Academic society etc
    Organizer, responsible person: 同志社大学アメリカ研究所第6部門研究
  • Peer review
    Date (from-to) :2020
    Type: Peer review etc
    Organizer, responsible person: Doshisha American Studies
  • 討論「日米両国における現代的政策過程の検討」
    Date (from-to) :2019/10/20
    Type: Academic society etc
    Organizer, responsible person: 日本国際政治学会2019年度研究大会
  • コメンテータ「合評会武田悠『日本の原子力外交――資源小国70年の苦闘』中央公論新社、2018年」
    Date (from-to) :2018/11/17
    Type: Academic society etc
    Organizer, responsible person: 冷戦研究会第47回例会
  • 2018年度研究大会実行委員
    Date (from-to) :2018/11/02-2018/11/04
    Type: Academic society etc
    Organizer, responsible person: 日本国際政治学会
    大宮ソニックシティ

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