Osamu Hamada

DT Legal Japan, Associate, Japanese Attorney, CPA*

Osamu Hamada

Shin-Kokusai Building, 3-4-1 Marunouchi,


Shin-Kokusai bldg.


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Osamu has advised clients on large-scale M&A transactions, antitrust and general corporate matters in various sectors ranging from IT to electronics. He was seconded to the Financial Services Agency of Japan for 2 years where he was primarily involved in the amendment to the various disclosure obligations of listed companies, compiling the Corporate Governance Code of Japan and monitoring the implementation/adoption of the Stewardship Code of Japan.

His recent experience includes:

- Assisting Japanese listed companies and private investment funds in relation to their acquisitions of companies in Japan, Taiwan and Korea
- Advising numerous high-profile Japanese listed companies on various types of corporate transactions, ranging from joint ventures to share purchases

Professional Experience
2008 - 2016       Nagashima Ohno & Tsunematsu
2014 - 2016       Financial Services Agency of Japan
2016 - Present   DT Legal Japan

Dai-ichi Tokyo Bar Association (2008-2013, 2016)
New York Bar (2016)
The Japanese Institute of Certified Public Accountant (2007, 2016)

Nagoya University (LL.B., 1999)
Waseda Law School (J.D., 2007)
The University of Chicago (LL.M., 2014)  

Japanese and English

- Commentary on Japan’s Corporate Governance Code [Final Proposal] (4), Shouji-Houmu No. 2065 (2015) (co-author)
- The Requirements for Short Form Merger, Shouji-Houmu No. 1956 (2012)
- Officers’ Liabilities to Third Parties in Insolvency Procedures, NBL No.967 (2011)

* Japanese Certified Public Accountant

Osamu Hamada