- 2024/10 - 現在 Kochi University of Technology Visiting Professor
- 2024/05 - 現在 Japanese Association of Electoral Studies Board member
- 2024/04 - 現在 Japanese Journal of Political Science Editor
- 2021/01 - 現在 Political Behavior Editorial board member
- 2020/02 - 現在 Waseda Institute of Political Economy Associate Researcher
- 2019/12 - 現在 V-Dem Regional Center East Asia Research Fellow
- 2018/05 - 現在 Research Institute of Economy, Trade and Industry Faculty Fellow
- 2022/09 - 2024/03 Center for Positive/Empirical Analysis of Political Economy, Waseda University Project Manager
- 2019/01 - 2024/03 Japanese Journal of Political Science Associate Editor
- 2021/10 - 2023/06 The Tokyo Foundation for Policy Research Research Director
- 2021/04 - 2021/09 Tokyo Foundation for Policy Research Senior Fellow
- 2020/04 - 2021/03 Institute of Development, Aging and Cancer, Tohoku University Joint Researcher
- 2019/09 - 2021/03 Tokyo Foundation for Policy Research Senior Fellow and Senior Data Analyst
- 2015/09 - 2017/08 Japan Society for the Promotion of Science Postdoctoral Fellowship for Research Abroad
- 2015/09 - 2017/08 Department of Political Science, University of Wisconsin-Madison Visiting Scholar
- 2013/07 - 2014/06 International University of Japan Research Associate
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日本選挙学会
, 日本政治学会
, Midwest Political Science Association
, American Political Science Association