Frédéric Krumbein: Han Kuo-yu – Taiwan’s only Populist? In: Taiwan Insight, the online magazine of the Taiwan Research Hub, March 2024. https://taiwaninsight.org/2024/03/11/han-kuo-yu-taiwans-only-populist/

Frédéric Krumbein: Populist Discourses in Taiwan and the Case of Han Kuo-yu. In: International Journal of Taiwan Studies, 2023, p. 1–35. https://brill.com/view/journals/ijts/aop/article-10.1163-24688800-20231313/article-10.1163-24688800-20231313.xml

Axel Klein, Frédéric Krumbein & Hannes Mosler: Populism in East Asian Democracies: Report on the International Lecture Series of the Institute of East Asian Studies, University of Duisburg-Essen, Germany. In: International Journal of Taiwan Studies, Vol. 5, 2022, p. 187–201.

Axel Klein: Is There Left Populism in Japan? The Case of Reiwa Shinsengumi. In: Asia Pacific Journal, Vol. 18 (10), May 15, 2020. https://apjjf.org/2020/10/Klein.html

Axel Klein und Takeshi Kawasaki: Rauch und doch kein Feuer? Zur Varianz von Populismusdiagnosen für Japan [Smoke and Yet No Fire? On the Variance of Populism Diagnoses for Japan]. In: Chiavacci, David and Iris Wieczorek (eds:) (2020): Japan-Jahrbuch 2020, p. 23–47.

Axel Klein: Populism in Japan. Part 18 of the podcast series Japan on the Record, produced by Tristan Grunow (Council on East Asian Studies at Yale University), 5 June 2020. https://jotr.transistor.fm/18