Partner Shiro Kuniya

Managing Partner
Japan (1982)
New York (1987)

Location : Tokyo Office and Osaka Office

Professional Summary

Shiro Kuniya has been highly acclaimed;

Ranked among Nikkei Business Journal’s top ten most highly regarded lawyers in Japan in the areas of “Corporate and M&A” and “International Transaction and Dispute Resolution”.

Listed as Leading Lawyer for M&A in IFLR 2015, for Financial & Corporate Law in IFLR 2017 (International Finance Law Review)

Listed as leading individuals in “Corporate / M&A” section and “Dispute Resolution" section, Chambers Asia Pacific, Asia, Pacific’s Leading Lawyers for Business, (since 2009).

Listed as leading individuals in “Corporate and M&A” section, the Asia Pacific Legal 500 (since 2009).

Listed in Corporate and M&A, International Business Transactions, Litigation, Intellectual Property and Trade section in “Best Lawyers” (since 2008).

Awarded “Project Finance of the Year 1999” (Universal Studio Japan Theme Park Project) by Euromoney.

Major Cases Handled

Denso vs. Tax Authority, Japan, Tax Haven Litigation re. Singapore Regional Headquarters (Supreme Court supported Denso and rescinded tax charge)

Livedoor Co., Ltd. vs. Nippon Broadcasting System, Inc., Provisional Injunction against Issuance of the Right to Subscribe to New Shares (Tokyo High Court)

Nireco Corporation, Provisional Injunction against Poison Pill Scheme (Tokyo District Court and Tokyo High Court) (The first case in Japan to invalidate poison pill)

Business Alliance between Nasdaq and Osaka Securities Exchange

Panasonic (f/k/a Matsushita Electric Industrial Co., Ltd.) Pension Fund Cases (Osaka High Court and Supreme Court supported the reform of Pension Program started by the founder, Mr. Konosuke Matsushita)

Establishment and Operation of Universal Studio Japan Theme Park and its Project Finance (Awarded “Project Finance of the Year 1999” by “Euro Money”)

Kansai International Airport Project

Lehman Brothers Japan Civil Rehabilitation

Special Mediation for World Trade Center and Asia Trade Center

Willcom, Inc., Corporate Rehabilitation (the biggest insolvency case in telecommunication industry in Japan)

Kyoto University iPS (imputed pluripotent stem cell) License Agreement
(Dr. Shinya Yamanaka, Professor of Kyoto University, was awarded the 2012 Nobel Prize in Medicine for his research on iPS stem cell.)

Education & Professional Experience

April 2002 - present
Managing Partner, Oh-Ebashi LPC & Partners

September 1986 - 2002
Partner, Oh-Ebashi Law Offices

September 1986 - August 1987
Morgan, Lewis & Bockius LLP, New York, Los Angeles

Georgetown University Law Center (Master of Law, LL.M.)

April 1982 - August 1986
Associate, Oh-Ebashi Law Offices

Legal Training and Research Institute (Supreme Court), Japan

Kyoto University (LL.B.)


(1) Bar Association

September 2019 - present
Chairman of Board of Committees on International Affairs and Strategies, Japan Federation of Bar Associations

2011 - 2012
President, Inter-Pacific Bar Association

2009 - 2010
Vice-President, Inter-Pacific Bar Association

2008 - 2012
Chairman of International Relations Committee, Japan Federation of Bar Associations

1995 - 1998
Chairman of Dispute Resolution and Arbitration Committee, Inter-Pacific Bar Association

1987 - 2013
American Bar Association (ABA)

(2) Arbitration and Dispute Resolution

May 2012 - present
Arbitrator, Shanghai International Arbitration Center (SHIAC)

2010 - present
Arbitrator, The Asian International Arbitration Center

June 2009 - present
Member of the Board, The Japan Commercial Arbitration Association

2004 - present
Arbitrator, The Japan Commercial Arbitration Association

1998 - 2006
Arbitrator, Singapore International Arbitration Center

1997 - present
Arbitrator, World Intellectual Property Organization (WIPO) Arbitration and Mediation Center

(3) Board Member/Audit & Supervisory Board Member

April 2020 - present
Auditor, CiRA (Center for iPS Cell Research and Application) Foundation, Kyoto University

June 2016 - June 2022
Member of the Board, Takeda Pharmaceutical Company Limited

June 2013 - June 2016
Audit & Supervisory Board Member, Takeda Pharmaceutical Company Limited

June 2013 - June 2021
Member of the Board, Sony Financial Holdings Inc.

June 2012 - March 2020
Member of the Board, Ebara Corporation

March 2012 - present
Member of the Board, NEXON Co., Ltd.

April 2011 - present
Member of the Board, Japan Century Symphony Orchestra

2006 - 2010
Audit & Supervisory Board Member, Nidec Corporation

1999 - present
Auditor, Tazuke Kofukai Foundation, Medical Research Institute, Kitano Hospital

1997 - 2000
Audit & Supervisory Board Member, Sunstar Inc.

(4) University, Institute & Committee, etc.

July 2020 - present
Member of Advisory Board, Japan International Dispute Resolution Center(JIDRC)

July 2019 - present
President, The Asian Society of International Law (Japan Society)

2015 - 2016
Committee Member to Review International Taxation for Cross-border Business Operation of Japanese Companies/BEPS Project (Ministry of Economy, Trade and Industry)

2015 - 2021
Chairman, Corporate Law Practice Research Committee (Research and Training Institute of the Ministry of Justice)

Member of Special Committee to Review Competition Policy and State Aid (Japanese Fair Trade Commission)

Member of Advisory Board, Business Law Department of Graduate School of International Corporate Strategy, Hitotsubashi University

June 2013 - June 2019
Vice President, The Asian Society of International Law (Japan Society)

2012 - 2021
Member of Georgetown University Law Center, Asian Law Alumni Advisory Board

2008 - 2009
Chairman, Research Grant Program Nomination Committee, The Toyota Foundation

2003 - 2014
Advisor for Organization for Small and Medium Enterprises and Regional Innovation

2001 - 2002
Member of Management Council, Kyushu University, Faculty of Law

Member of Special Committee of Economic Council for Prime Minister of Japan

1998 - 1999
Institute of Intellectual Property, ADR committee

1995 - 2000
Adjunct Professor at Kyushu University, Faculty of Law (Master of Law, LL.M. Course)

1990 - 2011
The Japan Association of International Economic Law

1987 - 1999
Regular Coordinator and Moderator at Comparative Law Center (Japan) (Programs on International Transactions, Shareholders’ Derivative Suit, Products Liability Law, Entertainment Law, Information Industry Business & Law, etc.)

1982 - 2014
Japanese Association of the Law of Civil Procedure

(5) Third-Party Committee, Special (Investigation) Committee

(Corporate Misconduct, Accounting Irregularity)

Chairman of Third Party Committee, Japan Display Inc. (2019 - 2020)
Chairman of Third Party Committee, Daiwa House Industry Co., Ltd. (2019)
Chairman of Special Investigation Committee, Naigai Co., Ltd. (2019)
Chairman of Special Investigation Committee, Sumitomo Precision Products Co., Ltd. (2019 - 2020)


Chairman of Special Committee, Sony Financial Holdings Inc. (TOB)(2020)
Chairman of Third Party Committee, Jupiter Telecommunications Co., Ltd.(TOB)(2012 - 2013)
Chairman of Third Party Committee, Japan Wind Development Co., Ltd. (MBO)(2015)
Chairman of Third Party Committee, Image Holdings Co., Ltd. (MBO)(2010 - 2011)
Chairman of Third Party Committee, VarioSecure Networks,Inc.(MBO)(2009)

Seminars/Lectures Archives

Disputes over Information System and Software Development
Governance Summit 2021 -Cooperate Governance for Sustainable Society
【Onilne Seminar】Series of M&A Legal Practice Seminars (1): M&A Strategy and Points to Note in Legal Practice
【Online Seminar】Court Cases on Core System and Software Development
【Onilne Seminar】Series of Seminars on Latest Court Decisions (1): Dispute over Development of Information Systems/Software
Symposium "How Did and Will the Judiciary Overcome the Covid-19 Crisis?" - The role of IT in the civil judicial system during emergencies -
International Dispute Resolution Seminar, Practical Course: "Practical Usage of International Arbitration - Strategy, Tactics and Points to Note Based on Actual Arbitration Cases"
Practice of International Arbitration - Strategy and key issues
【Online Seminar】International Legal Practice Seminar (1): Differences and Commonalities between International Legal Practice and Domestic Legal Practice
Role of Lawyer in Society , Kyoto University , Law Faculty
2020.10.06 ~2020.10.13
【Online Seminar】In-House Community eCongress Japan
【Tokyo】Risk Management & Compliance Seminar ① Frequent mistakes in handling of corporate (organizational) scandals
【Osaka】Risk Management & Compliance Seminar ① Practical handling of corporate scandals and establishment of preventive measures
【Tokyo】Choice of Arbitration Rules and Drafting Arbitration Clauses in light of the Amendment of the Japan Commercial Arbitration Association (JCAA) Rules
Crisis Management and Compliance Measures -- Based on the Latest Practices of an American Law Firm
【Tokyo】 The Law on Clinical Research and Compliance
Current Developments in U.S. Antitrust Laws and Cross-Border M&A ~Consideration for Japanese Businesses: International Cartel Investigations・Litigation・M&A Activities~
Corporate and Dispute Resolution Practices in Southeast Asia - Osaka
Corporate and Dispute Resolution Practices in Southeast Asia - Tokyo
Japanese Plea Bargains and Corporate Legal Practices Thereon
Compliance - The Comparative Perspective (U.K., France, Germany and Japan)
Japanese Lawyer and International Cooperation in legal system in Asia
Software Program Development/Dispute Resolution (Suruga Bank vs. Japan IBM case)
Seminar on the Collection of Claims and the International Commercial Arbitration: Collection of Claims from Chinese Companies and the Use of Arbitration Proceedings - Arbitration Proceedings from the Perspective of an Arbitration Body Official
Use of Arbitration Proceedings for the Claims against Chinese Companies
Corporate Governance Code and Management Ethics "Compliance with the Corporate Governance Code from the Perspective of Outside Officers and Lawyers"
International Arbitration/Conference on Istanbul International Arbitration Center TOBB (the Union of Chambers and Commodity Exchanges of Turkey)
Amendment of Civil Code
Amendment of Civil Code
Globalization and Innovation of Small and Medium Enterprise
License Agreement in Corporate M&A and Reorganization
M&A - Contract Negotiation and Legal Due Diligence
Legal and Practical Issues for 2006 Shareholders Meeting under new Corporate Law
Practical Considerations for Japanese Companies Engaged in International M&A and Other Strategic Transactions
Whistleblowing, Compliance and Role of Corporate Auditor
Merger & Acquisition and Corporate Restructuring
Globalization of Corporate and Financial Legal System and Legal Services
Cross-border Merger & Acquisition
Negotiation - Theory and Practice - License Agreement
Corporate Risk Management and Role of Legal Department, with Analysis of Recent Cases including Yukijirushi and Bridgestone Firestone Cases
Cross-border Merger & Acquisition
Corporate Auditor System in Japan, Compared with Legal Systems in the U.S., U.K. and Germany
Year 2000 and Legal Liability
Year 2000 and Legal Liability
Corporate Ethics & Governance, Reform of Board of Directors System
Japan-U.S. Comparison of Bankruptcy and Reorganization Law/Re-start System for Failed Entrepreneurs
Business Investment in the U.S. and Dispute Resolution
Products Liability Law/Legal Analysis & Practice
ADR in the Emerging Economies and Japan
Joint Venture Agreement
Legal Practice and Opportunities in Japan under the New Regime, GATT and Transborder Legal Practice, the New Rules for International Lawyers
Technology Transfer and Practice of License Agreement(1994 - 2000)
The Expansion of International Transactions and the Development of International Lawyers' Activities in Japan
Role of Legal Counsel in the U.S.
Legal Aspects of Joint Ventures in Japan
OEM Agreement
International Merger and Acquisition, Joint Venture and Real Estate Investment
Joint Venture and Licensing
Legal Checkpoints in Investing in the US - Focusing on Delaware General Corporation Law
Japan-US Trade and Investment: Strategies for the 1990's Protecting American Technology Transferred to Japan, Including Patent, Trademark and Licensing Issues
International Joint Venture
Amendments to §'337 of the Tariff Act of 1930, '§301 of Trade Act, Omnibus Trade and Competitiveness Act of 1988
Know-How License Agreement and EC Block Exemption Rule
Recent Amendment of Japanese Laws of Corporation


The A-List, Japan's Top 100 Lawyers 2020 (Asia Business Law Journal)

2020 Best Lawyer of the Year in Corporate and M&A for Osaka by Best Lawyers in Japan

Ranked among the Best Performing Lawyers 2017 (as selected by companies and overall (by both companies and lawyers)) in the International Disputes and Litigation category of the 13th "Corporate Legal Affairs and Lawyer Survey" by Nikkei, Inc.

Listed as Leading Lawyer for M&A in IFLR 2015, for Financial & Corporate Law in IFLR 2017, Highly Regarded Lawyer for M&A and Project Finance in IFLR1000 2021, Highly Regarded Lawyer for M&A and Project Finance in IFLR1000 2022 (International Finance Law Review)

Listed as leading individuals in "Corporate/M&A" section and "Dispute Resolution" section, Chambers Asia Pacific, Asia-Pacific's Leading Lawyers for Business, 2009 - Present

Listed as leading individuals in the "Corporate and M&A" section, the Asia Pacific Legal 500, 2009 - Present

Listed in Corporate and M&A, International Business Transactions, Litigation, Intellectual Property and Trade Law section in "Best Lawyers", 2008 - Present

Listed several times since 2000 as "The Ten Best Lawyers in Japan Selected by Listed Companies" in the categories of "Corporate Law, M&A" and "Cross-Border Transactions and Dispute Resolution" (Nikkei Business)

Won the "Project Finance of the Year 1999" award from Euro Money Magazine (for the Universal Studios Japan Project)


International Cooperation in Legal System (Legislation, Seminar, Lecture) in Asian Countries (eg. Cambodia, Vietnam)


Japanese and English