+81 3 5251 1601; Tokyo +1 212 848 5378; New York

Highly regarded


Bar admissions:

District of Columbia
Japan (registered foreign lawyer)
New York



Practice areas:

Capital markets : Debt
Capital markets : Equity

Masahisa Ikeda is the Asia Regional Managing Partner and Head of Tokyo Office. Masahisa is also a member of the firm’s Executive Group. Masahisa has extensive experience representing global companies and government agencies on a wide variety of matters, including cross-border acquisitions, financings and disputes. He also represents numerous corporations on various government investigations, and regulatory and compliance matters, including investigations relating to securities law, antitrust law and FCPA, before the U.S. Department of Justice, the U.S. Securities and Exchange Commission, the U.S. Commodity Futures Trading Commission and the European Commission. Masahisa speaks frequently on international business issues and legal issues. Masahisa is on the board of numerous non-profit organizations in the U.S. and Japan including serving as a Director of the Tokyo Foundation and a Trustee of the International House of Japan.

  • Capital markets: Debt
  • Capital markets: Equity
  • Financial services regulatory
  • M&A
  • Private equity

  • Harvard Law School, J.D, 1993, cum laude
  • University of Tokyo, LL.B., 1990
  • Harvard University, A.B., 1989, magna cum laude