Legislators' personal vote seeking in multi-level Party Politicis in Japan (Conference “Values in European and Japanese politics”, Brussels, 8-9th of March 2019 2019)
“Who Gets More Discretion? - An Attempt of Quantitative Analysis on Political Control Over Bureaucracy in Japan” (Conference on Modeling Power Relationships in Japanese Democracy, August 28 and 29, 2007, University of British Columbia, Vancouver, Canada. 2007)
“Vote Division and Party Differentiation Strategies of LDP members under SNTV/MMD in Japan (co-authored with Margaret McKean) (Annual Meeting of Association of Asian Studies 2002)
“LDP's Split and New Parties' Policy Orientation,” (2001)
“Vote Division and Party Differentiation Strategies of LDP members under SNTV/MMD in Japan (co-authored with Margaret McKean)” (Conference on Party-Citizen Linkage, March 31- April 1, Duke University, Durham 2001)
“Political Institutions for Deregulation in Japan” (Conference on Regulation and Deregulation of Europe and Japan in Global Economy: November 26-27 1997, at Robert Schuman Centre of Advanced Studies in European University Institute, Florence, Italy. 1997)