‘The Trend in Investigative Journalism in the U.S.: A CaseStudy of Nonprofit Media Organization, ProPublica’ International Graduate Student Conference 2011
‘Changes in Media Use byUniversity Students: A CaseStudy of Digital Media Use byPeople Who Possess No TV Sets’ International Postgraduate and Academic Conference 2012
‘Comparative Analysis of the Uses of Video-Sharing ebsites in Korea and Japan’ International Postgraduate and Academic Conference 2013
「An Empirical Research of News Dissemination through Twitter in Japan」 15th International Conference of the European Association for Japanese Studies September 2017
「Media Repertoires of Japanese Old Users in the Digital Media Environment」 International Telecommunications Society June 2019