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Naoto Kosuge


Naoto Kosuge focuses his practice on data privacy, payment processing, and e-commerce. Additionally, he has experience in the areas of copyright law and trademark law.

Professional QualificationsBengoshi registered with the Daini Tokyo Bar Association


  • Advising multiple international companies with respect to the GDPR.
  • Advising Japanese IT company with respect to the Act on the Protection of Personal Information.
  • Advising EU based company on its acquiring business in Japan.
  • Advising US based electric power company on regulatory issues associated with its daily operation.
  • Advising payment processors on various regulatory and licensing requirements.
  • Japanese
  • English
  • New York University, LL.M., 2022
  • Keio University, J.D., 2014


    Chuo University, B.A. in Law, 2012


Prior Experience

  • 2016-2018, Associate, US based international law firm