Kyoto University

Masako Wakui

Kyoto University, University of Kobe

Masako Wakui is a Professor of Law at Kyoto University. She previously taught at Universities of Osaka City and Rikkyo. She is a researcher in Japanese Competition Law and Policy. Her research interests include economic law, merger regulation, consumer protection, public procurement, intellectual property rights, and social law.



8627 Review

Masako Wakui Japan: Digital platform mergers and the Antimonopoly Act


A merger involving a digital platform can cause unprecedented anticompetitive effects, which presents challenges for the Japan Fair Trade Commission (JFTC). This article examines three digital platform merger cases reviewed by the JFTC, namely, Ultmarc/M3, ZHD (SoftBank)/LINE, and (...)

Frédéric Jenny, Christian Ahlborn, Jeremy Bacharach, Christoph Barth, Christian Bovet, Marcel Boyer, Jacques Buhart, Maria Pilar Canedo Arrillaga, Michele Carpagnano, Daniel A. Crane, Aymeric De Moncuit, Valentine Delaloye, Jacques Derenne, David-Julien dos Santos Goncalves, David Gabathuler, Mark Griffiths, Leigh Hancher, David Henry, Pierre Horna, David Kupka, Siún O’Keeffe, Christian Ritz, Giulio Cesare Rizza, Matthias Schlau, Mario Siragusa, Anastasia Usova, Faustine Viala, Masako Wakui Competition law and health crisis


The unexpected shock provoked by the Covid-19 crisis and the measures taken to limit the spread of the pandemic have affected the functioning of many markets. Throughout the world, competition authorities which, in the last decade, had been enforcing their laws in the context of steady economic (...)

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