Shintaro Okawa

Senior Associate

Shintaro Okawa

Print profile


Shintaro Okawa handles cross-border M&A and transactions, and related compliance issues. He especially has extensive experience in national security regulations such as FDI regulations, export controls and economic sanctions of Japan, US and other major countries. He also offers advice on human rights issues in corporate activities.
He is fluent in English and Spanish.

Contact Information


Practice Areas

Shintaro Okawa:Awards

Lawyers from Mori Hamada & Matsumoto were included in the 13th edition of The Best Lawyers in Japan™ and the inaugural Best Lawyers: Ones to Watch in Japan™

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Shintaro Okawa:News

Interview of Yohsuke Higashi and Shintaro Okawa were featured in a M&A Online article about “Revisions to the Foreign Exchange and Foreign Trade Act and Strengthened Foreign Investment Regulations” published on December 20, 2019
Comments by Yohsuke Higashi and Shintaro Okawa were published in the Nikkei Online edition in an article
Firm News
29 new lawyers joined Mori Hamada & Matsumoto

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Shintaro Okawa:Newsletters

Bill on Amendment to Japanese FDI Regulations DownloadPDF
Pre-transaction Notification Requirements under the Japanese FDI Regulations Expanded, and Further Expansion Anticipated DownloadPDF

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Shintaro Okawa:Seminars

Sep. 6, 2022External Seminars
『The updates of Economic Security Promotion Act and the coming policies for Economic Security』
May 25, 2022 - Jun. 24, 2022MHM Open Seminars
(English language webinar) "Overview of Japan’s Economic Sanctions against Russia and Belarus (Updated on May 23)"
Mar. 29, 2022External Seminars
”IBA Japan Webinar: Economy and National Security: Update on the Economic Security Promotion Bill and its Impact on Business”

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Shintaro Okawa:Publications

Magazine Article
"Foreign Exchange and Foreign Trade Act and Activists - Countermeasures that can be Taken by Japanese Corporations Against Activists Under the Foreign Exchange and Foreign Trade Act"
Magazine Article
"Security Clearance Systems in the U.S. and Japan and a New System Similar to Security Clearance that is Being Discussed in Japan"
Magazine Article
"Economic Security for Corporate Legal Affairs (Final): 11 Key Fields for Understanding Economic Security - Protection of State Secrets (Security Clearance), Research Integrity, and Immigration Control"

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Shintaro Okawa:Other


  • The University of Tokyo (LL.B., 2015)
  • assigned as a fixed-term government employee to the following: the Trade Control Policy Division, Security Trade Control Policy Division, and International Investment Control Office of the Trade Control Department, Trade and Economic Cooperation Bureau; and the Economy and Security Office of the Minister's Secretariat, the Ministry of Economy, Trade and Industry ​​​(2019-2021)

Bar Admissions

admitted in Japan, 2016
Daini Tokyo Bar Association