Nagashima Ohno & Tsunematsu (2007-present); Asahi Koma Law Office (1997-2007); Masuda & Ejiri, New York (2003-2004); Visiting Professor, LEC Graduate School of Accounting (2005-2021); Adjunct Lecturer, The University of Tokyo (2006, 2008-present); Visiting professor, Graduate School of Law, Kobe University (2016-present); Adjunct Lecturer, Sophia Law School (2017-present)

Tokyo Bar Association (1997); Chair of the Asia-Pacific Region Committee of the International Fiscal Association; Member of the Practice Council of International Tax Program, New York University School of Law; Project member of the Study Group for the Implementation of Domestic Legislation regarding the Global Minimum Tax under Pillar Two, which was established by the Ministry of Economy, Trade and Industry; Member of the Future Direction of Corporate Taxation, Research Institute of Economy, Trade and Industry (RIETI); Board member, International Fiscal Association Japan Branch

Mergers and Acquisitions (M&A); Tax Practice; Tax Advice and Planning; Tax Controversy

The University of Tokyo (LL.B., 1994); New York University School of Law (LL.M., 2002-2003)