Articles
Iseki, T., Shigemura, S., Ikeda, S., & Ishima, H. 2024. Does Cooperation with Multiple Actors Diffuse the Government’s Responsibility in the Implementation of COVID-19 Measures? Social Science Japan Journal, 27(1), 77-90.
Ishima, H. 2024. Talking Like Opposition Parties? Electoral Proximity and Language Styles Employed by Coalition Partners in a Mixed-Member Majoritarian System. Legislative Studies Quarterly, 49 (3) pp.721-740.
Shigemura, S., Iseki, T., Ikeda, S., & Ishima, H. 2021. Public Support for the Judicial Branches under the COVID-19 Pandemic. Journal of Elections, Public Opinion and Parties, 31(sup1), 348-360.
Hijino, K. V. L., & Ishima, H. 2021. Multi-level muddling: Candidate Strategies to "Nationalize" Local Elections. Electoral Studies, 70, 102281.
Ishima, H. 2020. How Electoral Reform Alters Legislative Speech: Evidence from the Parliament of Victoria, Australia 1992–2017. Electoral Studies, 67, 102192.
Articles in Japanese Journals
Ishima, H. 2025. What We Talk about When We Talk about the LDP. Kyoto Law Review. 196 (4/5/6), pp.540-563.
Ishima, H., Nishimura, T., Iseki, T., and Hakiai, D. 2025. Political Finance Parties without a Political Party. Japanese Journal of Electoral Studies. 40 (2), 130-137
Ishima, H. 2024. Policy Affairs Research Council From a Comparative Perspective: comparative case studies of Australia and the UK, in Kentaro Oku, Yuichiro Shimizu, and Shinsuke Hamamoto, eds. Policy Affairs Research Council and Japanese Party Politics, Yoshida Shoten.
Hijino, KVL.& Ishima, H. Blaming, Claiming Credit, or Rallying across Levels: Subnational Candidate Strategies during the Covid-19 Crisis in Japan, Japanese Journal of Electoral Studies, 39 (1), 51-66.
Ishima, H. & Tatebayashi, M. 2020. Party Organization and Bicameralism: How Do Members of the House of Councilors Behave within Party Policy Committees? Japanese Journal of Electoral Studies, 36 (1), 35-48.
Ishima, H. 2019. Where's the Parliamentary Party? A Review Article About Party Organization, Kyoto Law Review.
Ishima, H. 2018. Parliamentary Party Organizations and Bicameral Legislatures: A Comparison of Japan and Australia. Japanese Journal of Electoral Studies, 34(2), 47-57.
Ishima, H. 2017. Party Unity and Intra-Party Coordination: The Case of the Australian Labor Party, The Annuals of the Japanese Political Science Association. 68 (1), 134-158.