Japan (1977) and New York (1982)

Bar Association

Daini Tokyo Bar Association, New York State Bar Association


The University of Tokyo (LL.B., 1974)
The Legal Training and Research Institute of the Supreme Court of Japan
New York University School of Law (M.C.J., 1981)


  • "Growth Strategy 2017: Fine-tuning Japan's Banking Act for Fintech," Who's Who Legal: Japan 2017, Law Business Research Ltd. (2017)  [Co-author]
  • Theory and Practice of TMKs- Asset Liquidation Using TMKs, Kinzai Institute for Financial Affairs (2009) [Co-author]
  • "Securtisation 2008/09 Country Q&A Japan"PLC Cross-border Handbooks: Finance Volume 2, Practical Law Company (2008) [Co-author]
  • "Secured Lending 2008/09 Country Q&A Japan" PLC Cross-border Handbooks: Finance Volume 1, Practical Law Company (2008) [Co-Author]
  • "Japan Overview" The Legal Media Group Guide to the World’s Leading Structured Finance and Securitization Lawyers, IFLR (2007) [Co-author]
  • "Secured Lending 2007/08 Country Q&A Japan"PLC Cross-border Handbooks, Practical Law Company (2007) [Co-author]
  • "Legal Aspects (of aircraft registered in Japan)" Airfinance Annual 2002/2003 [Co-author]
  • "Legal Aspects of PFI Financing in Japan" Japan Now Open For Business, The Essential Investment Guide From Asia Law & Practice (1999)
  • "A case of securitisation of bank loan assets in U.K.- Structure of Rose Fund" NBL No.618, Shojihomu (1997)
  • "Legal Aspects of aircraft registered in Japan" Airfinance Annual 1994/95
  • "Opinion on asset-backed CP - Discussion on taxation in connection with securitisation overseas of domestic debt obligations" NBL No. 517, Shojihomu (1993)
  • "Relative rules for securitisation in the Cayman Islands" (Translation in Japanese) NBL No. 529, Shojihomu (1993)
  • New Amendment Strengthens Shareholder Control" Asia Law (August, 1993)
  • "International Banking, Japan" International Financial Law Review, Special Supplement (September, 1992)

Web Articles

  • "Capacity to Find Solutions to a Wide Range of Complex Issues Borne out of Many Years of Practicing Diversity -Atsumi & Sakai-," Career (April 2023) [Interview]


  • "Legal Issues associated with Securing Lease Receivables in Japanese Leveraged Lease Transactions—From the Lenders' Viewpoint", March 14, 1994, organized by the Business Law Institute (Shoji-Homu-Kenkyu-Kai)