- 1996
- The University of Tokyo (LL.B )
- 1998 - 2000
- Judge of Tokyo District Court
- 2000 - 2002
- Judge of Hachioji Branch of Tokyo District Court
- 2001 - 2002
- Visiting Scholar, Southern Methodist University Dedman School of Law
- 2002 - 2004
- Deputy Director, Planning and Legal Division, Planning and Coordination Bureau, Financial Services Agency
- 2004 - 2004
- Judge of Tokyo District Court
- 2004 - 2005
- Deputy Director, Office for Privitization of Japan Post, Cabinet Secretariat
- 2005 - 2006
- Judge of Tokyo District Court (Intellectual Property Division)
- 2006 - 2008
- Judge of Takamatsu District Court
- 2008 -
- Nagashima Ohno & Tsunematsu
- 2010 - present
- Member of Policy Commission, Type II Financial Instruments Firms Association
- Apr 2011 -
Sep 2011
- Adjunct Lecturer, Sophia Law School
- 2013 - present
- Partner, Nagashima Ohno & Tsunematsu
- 2016 - 2017
- Chairman, Panel of Experts of Research regarding IP Strategy of Field in Regenerative Medicine, Japan Agency for Medical Research and Development
- 2017 - 2018
- Committee Member, Research regarding IP Strategy and Optimization of Practical Use in Biopharmaceutical, Japan Agency for Medical Research and Development
- 2017 - 2018
- Chairman, Panel of Experts of Research regarding the handling of experimental research data in deriving achievements in the medical field, Japan Agency for Medical Research and Development
- 2018 - 2019
- Committee Member, Research regarding IP contracts, etc., for deriving investigator - initiated clinical trial data, Japan Agency for Medical Research and Development
- 2020 -
- Committee Member, Standing Committee on Enforcement, AIPPI (International Association for the Protection of Intellectual Property)
- 2021 - present
- Committee Member, Center for Appointment of Judges from among Lawyers, Japan Federation of Bar Associations
