Japan (2013) and New York (2022)

Bar Association

Tokyo Bar Association


The University of Tokyo (LL.B., 2010)
Keio University Law School (J.D., 2012)
The Legal Training and Research Institute of the Supreme Court of Japan

New York University School of Law (LL.M., Advanced Certificate in the field of Law and Business, 2022)


Kyowa-sogo Law Office (December 2013-May 2017)

Atsumi & Sakai Europa GmbH - Rechtsanwälte und Steuerberater (Frankfurt)(May 2022-June 2023)

Atsumi & Sakai Europe Limited (London) (July 2023-)


  • Guide to PPP/PFI Practices Covering Concessions, Conventional Type and New Methods, CHUOKEIZAI-SHA, INC. (2018) [Co-author]



  • “Basic knowledge of German business laws that Japanese expats should know in advance,” hosted by Atsumi & Sakai, Atsumi & Sakai Europa GmbH - Rechtsanwälte und Steuerberater, and Japan Institute for Overseas Investment (JOI), Novemver 15, 2023
  • “Fundamentals of German Law,” hosted by the Japanese Chamber of Commerce in Düsseldorf, March 17, 2023
  • Panelist at a working session on "The EU directive from a non-EU perspective (views from the US, the UK and Japan)" at a two-day seminar entitled “EU Whistleblower Directive: is your organization ready to comply with the new Whistleblowing rules?,” hosted by Atsumi & Sakai Europa GmbH - Rechtsanwälte und Steuerberater, AKD, Bartolome & Briones, Cooley, Franklin, Magnusson, Molitor, Pavia Ansaldo and William Fry, June 8 and 9, 2022