Mai Muto

Norton Rose Fulbright LLP

Mai Muto

Mai Muto



Mai Muto is an antitrust and competition lawyer based in Brussels.

Mai focuses her practice on European competition law matters, including cartels, merger control, and abuse of dominance. She represents clients in global cartel investigations, cartel damages negotiations, and merger control reviews. Mai counsels multinational companies on distribution issues, licencing arrangements, and antitrust compliance matters. She also regularly advises clients on data protection matters and whistleblowing sytems as well as other EU regulations, such as the Foreign Subsidies Regulation. 

Prior to starting her legal career in Brussels, Mai worked in the services sector in Japan and in a Tokyo law firm. She joined the firm in 2020, having worked in a major US law firm in Brussels since 2010.

Mai is a member of the Information Commitee of the Daiichi Tokyo Bar. 

Professional experience

Expand all Collapse all

Master of European Law (LLM), College of Europe

Social Psychology (Bachelor of Arts), University of Tokyo

  • Registered at the Daiichi Tokyo Bar, Japan
  • Registered at the Brussels Bar
  • "EU Proposed Regulation on Products Made with Forced Labour", Kokusai Shoji Homu (International Business Law and Practice), Vol.51, No.7, the Japanese Institute of International Business Law, July 2023
  • "EU Competition Policy Contributing to the EU Green Deal", International Business Law Executive Summary, No. 42, the Japanese Institute of International Business Law, December 2020
  • "2020 EU Competition Law Review", Shojihomu Portal, SH3449, Shojihomu Co. Ltd., January 2021
  • "EU Proposal for Digital Markets Act", Shojihomu Portal, SH3481, Shojihomu Co. Ltd., February 2021
  • "European Commission's New Guidance on Merger Case Referrals", International Business Law Executive Summary, No. 49, the Japanese Institute of International Business Law, June 2020
  • "EU Foreisng Subsidies Regulation", Japan Institute for Overseas Investment, 31 May 2023
  • "Competition issues in labour marekts", the Japanese Chamber of Commerce and Industry in the Netherlands, 30 May 2023
  • "EU foreign investment review and new foreign subsidies regulation", Japan Institute for Overseas Investment, 15 February 2022 
  • "E-democary in the EU (focusing on the Digital Services Act Package)", Daiichi Tokyo Bar Association, 28 February 2022
  • English
  • Japanese
  • French