Faculty Members

LANGUAGE ≫ Japanese

Associate Professor

Ph.D. in Political Science, University of California, Los Angeles, United States of America, 2017

Areas of specialization Comparative Politics, Political Economy, Quantitative Methods
Laboratory/research office Quantitative Political Economy Laboratory
We study quantitative methods and their applications in political economy. By analyzing quantitative data, we aim to: achieve an understanding of the relationship between politics and economy; identify causal relationships in political-economy phenomena; and build statistical models useful in the solution of real-world puzzles.
Current research topics
Educational background 2017: Doctor, University of California, Los Angeles, United States of America
2005: Bachelor, Waseda University, Japan
Professional background 2016-2018: Assistant Professor, International University of Japan
2014-2016: Assistant Professor, Kobe University
2010-2013: Research Associate, Waseda University
Academic societies American Political Science Association
Southern Political Science Association
Japanese Political Science Association
Japanese Association of Electoral Studies
International Political Science Association
The Japan Statistical Society
Behaviometric Society

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* Courses provided in English are shown with (E) mark

Undergraduate school
  • Econometrics
  • Applied Econometrics
  • Statistics 2
  • Specialized Seminar I
  • Specialized Seminar II
  • Seminar I (Management and Mathematics)
  • Seminar I
  • Seminar II
  • Seminar III
  • Seminar III (Management and Mathematics)
  • Seminar II (Management and Mathematics)
  • Statistics 1
  • Project Research
Graduate school

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Research activities

Research papers
  1. Authors: Marc Brazzill, Hideko Magara, Yuki Yanai
    Title: When voters favour the social investment welfare state
    Journal: Japanese Journal of Political Science, Vol. 21, No. 4, pp. 194-205, Cambridge University Press
    Year: 2020
  2. Authors: Sohei Shigemura, Jaehyun Song, Keisuke Tani, Yuki Yanai
    Title: Playing Is Believing: Teaching How Electoral Systems Change Political Outcomes Using a Role-Playing Simulation Game
    Journal: Japanese Political Science Review, Vol. 4
    Year: 2018
  3. Authors: Koji Kagotani, Yuki Yanai
    Title: External Threats, US Bases, and Prudent Voters in Okinawa
    Journal: International Relations of the Asia-Pacific, Vol. 14, No. 1, pp. 91-115
    Year: 2014
Invited lectures
  1. Partisan Bias of Redistribution: Modeling Strategic Choices of Electoral Pledges, Japanese Association for Electoral Studies, Kanazawa, Ishikawa, 2022
  2. Structures of Contention and Mass Reactions to Election Timing Maneuvering, 2021
  1. Harada Award, The Japan Public Choice Society, 2023
  2. The Teacher of the Year (Academic Year 2020), Kochi University of Technology, 2021
  3. Walter Beach Award, Southern Political Science Association, 2018
  4. Prestage-Cook Award, Southern Political Science Association, 2012
Grants-in-Aid for Scientific Research from the Japanese government
  1. Project title: Unifying Studies of Japanese Elections: Meta-analysis and Database Building
    Category: Grant-in-Aid for Challenging Research (Exploratory)
    Project number: 19K21682
    Project period: 2019-2021
    Total budget amount: 6,240,000 yen
  2. Project title: Causes and Consequences of Election Timing: Comparative Analysis of Autocracies and Democracies
    Category: Grant-in-Aid for Scientific Research (B)
    Project number: 19H01447
    Project period: 2019-2022
    Total budget amount: 17,160,000 yen
  3. Project title: How Political Leaders Manipulate Elections: Causes and Consequences of Legal and Illegal Electoral Manipulations
    Category: Grant-in-Aid for Scientific Research (B)
    Project number: 23K25476
    Project period: 2023-2026
    Total budget amount: 18,200,000 yen

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Social activities

Committee roles
  1. Program Committee, Japanese Political Science Association, 2017-2018
Published books
  1. Japan Decides 2021: The Japanese General Election, Palgrave Macmillan, 2023

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