- 1990
- The University of Tokyo (LL.B.)
- 1992 -
- Nagashima & Ohno (currently Nagashima Ohno & Tsunematsu)
- 1996
- Harvard Law School (LL.M.)
- 1996
- Covington & Burling LLP, Washington, D.C.
- 1999 - 2000
- Intellectual property department of a leading electronics manufacturer in Japan
- 2003 - 2004
- Foley & Lardner LLP, Washington, D.C.
- 2008 - present
- Partner, Nagashima Ohno & Tsunematsu
- 2010 - 2015
- member, LCIA Court
- 2011
- Member, IBA Task Force on Professional Conduct of Counsel in International Arbitration
- 2013 -
May 2015
- Vice President, LCIA Court
- 2013
- Member, IBA Conflicts of Interest Subcommittee
- 2013
- Working Group Member, IBA Asia Pacific Arbitration Group
- 2014 - present
- Adjunct Lecturer, Keio University Law School
- 2015 - 2016
- Co - chair, IBA Asia Pacific Arbitration Group
- Jul 2015 -
Jun 2021
- Vice President, ICC International Court of Arbitration
- Jun 2016 -
May 2019
- President, LCIA Asia Pacific Users' Council
- 2017 - present
- Board member, Swiss Arbitration Association (ASA)
- Apr 2018 -
present
- Governing Board member, International Council for Commercial Arbitration (ICCA)
- 2018 - present
- Member, IBA International Commercial Arbitration Case Law Subcommittee
- 2020 - present
- Executive Director, Japan Association of Arbitrators
- 2021 - present
- Council member, Mumbai Centre For International Arbitration (MCIA)
- 2021 - present
- Member, the ICSID Panel of Arbitrators designated by Japan
