Academic Programs

BSc in Economics

  1. TOP
  2. Degree Programs BBA/BSc/BA
  3. Economics
  4. Faculty
  5. Masamichi Yamamoto

Masamichi Yamamoto

Economics Professor

Masamichi Yamamoto


Prof. Masamichi (Masa) Yamamoto is a professor of law and a lawyer qualified in New York. He holds a B.A. in Economics and an LL.B. (Bachelor of Laws) from Keio University, a J.D. (Juris Doctor) from Vanderbilt University Law School and an S.J.D. (Doctor of Juridical Science) from The University of Iowa College of Law. While attending Vanderbilt University Law School, he served as an Executive Authorities Editor of the Vanderbilt Journal of Transnational Law, and he now serves as a member of the Board of Advisors of the Journal. Before joining the Faculty of the NUCB in April 2022, he worked for Tokyo Electric Company, Milbank LLP, Ropes & Gray LLP, Dassault Systemes, Financial Services Agency / Securities Exchange Surveillance Commission, Kamiya Law Office, and most recently, LINE Corporation as Head of Legal Department. He has also taught "International Business Law Practice" and "In-House Legal Practice" at Keio University Law School, "International Securities Regulation" at The University of Iowa College of Law and "Introduction to Financial Instruments and Exchange Act" at FSA/SESC. He passed Certified Public Accountant Exam in California and Bar Exam in New York.

Research Interests

International Business Law、U.S. Securities Regulation, Financial Instruments Exchange Act

Final Education

S.J.D., The University of Iowa College of Law

Awards & Honours

  • (2023) Outstanding Teaching Award 2022. NUCB

Academic Papers

  • Masamichi Yamamoto (2022) Enforcement by the SEC. Shoji Homu 2307
  • Masamichi Yamamoto (2022) Rulemaking by the SEC. Shoji Homu 2308
  • Masamichi Yamamoto (2022) What is the Securities and Exchange Commission?. Shoji Homu 2305
  • Masamichi Yamamoto (2020) Legal Technology at LINE's Legal Department. Kaisya Homu A2Z 158
  • Masamichi Yamamoto (2020) LINE's Legal Operations. Business Law 20 (6)
  • Masamichi Yamamoto (2020) LINE's Legal Practice. Kaisya Homu A2Z 157
  • Masamichi Yamamoto (2020) International Enforcement Cooperation in Cases of Cross-Border Market Misconduct in View of Regulatory Gaps and Overlaps. Oregon Review of International Law 21
  • Masamichi Yamamoto (2020) Introduction of E-Contract. Business Law 20 (4)
  • Masamichi Yamamoto (2020) Reassessing International Cooperation Between Securities Regulators in View of International Double Jeopardy Principle. Wayne Law Review 65
  • Masamichi Yamamoto (2020) Information Exchange Between Securities Regulators in Parallel Proceedings Against Cross-Border Market Misconduct. Michigan State International Law Review 28 (1)
  • Masamichi Yamamoto (2019) Legal Operations at LINE’s Legal Department. Kaisya Homu A2Z 148


  • (2023) Comparison of Insider Trading Regulation and Proposal to Revise FIEA and Foster International Cooperation. JSPA Primary Researcher

Book & Case Publishing

  • Masamichi Yamamoto (2019) Introduction to US Securities Regulation (Rev. ed.). Daiichi Hoki