■ Career

1995.3	Graduated from Kyoto University, Faculty of Law
1996.4	The Legal Training and Research Institute of the Supreme Court of Japan(50th Class)
1998.4	Registered with Osaka Bar Association
1998.4	Joined Oh-Ebashi LPC & Partners
2002.5	Graduated from New York University School of Law(LL.M.)
2002	Visiting Attorney at Masuda, Funai, Eifert & Mitchell(Chicago)
2003	Registered as a New York State Attorney
2004	Returned to Oh-Ebashi LPC & Partners
2006	Joined Anderson Mori & Tomotsune
2006	Changed of registration to Daini Tokyo Bar Association
2009.1	Partner at Anderson Mori & Tomotsune
2011	Part-time Lecturer at Hitotsubashi University Graduate School of International Corporate Strategy(until 2019)
2013.4	Joined Oh-Ebashi LPC & Partners(until 2017)
2016 –	Part-time Lecturer, Graduate School of Law, Kobe University(Teaching "Antitrust Law Practice" in the Doctoral Program Advanced Legal Professional Training Program,"Top Lawyers Program(TLP)")
2016.5	Tokyo Metropolitan Government Specialist Advisor for Fair Advertising Practices
2018.1	Joined Hibiya Sogo Law Offices
2023.7	Tokyo Metropolitan Government Specialist Advisor for Fair Digital Advertising Practices

■ Publications

Toshiaki Tada et al., Competition Law Index (2025)

Guidebook for Compliance with the Act Against Unjustifiable Premiums and Misleading Representations: Revised Edition (DaiichiFirst Hoki, October 2024)

"Key Points of the 2023 Revision to the Act Against Unjustifiable Premiums and Misleading Representations" Company Legal Affairs A2Z (September 2023 issue)

"Serialized Practical IP Legal Affairs Series: Unfair Representations (Act Against Unjustifiable Premiums and Misleading Representations / Unfair Competition Prevention Act) - On the Sufficiency of Basis for Representations" Jurist No. 1587 (August 2023 issue)

"Europe: Case Prohibiting Authorities from Introducing New Arguments at Cancellation Litigation Stage to Safeguard Addressee's Defense Rights - Judgment of the General Court of 26 January 2022, Intel v Commission, T-286/09 RENV" NBL No. 1230 (November 15, 2022 Issue)

"Case Disputing Whether Indications Regarding Subscription Purchases Constitute Misleading Representations [Nagoya High Court Judgment, September 29, 2021]" Jurist No. 1571 (May 2022 Issue)

"Recent Noteworthy Cease-and-DesistMeasures Orders" REPORT JARO No. 567 (April 2022 Issue)

"Changing Times and Fair Corporate Activities" Corporate Legal Affairs A2Z (December 2021 Issue)

"Affiliate Advertising Liability of Affiliates" Jurist No. 1564 (November 2021 issue)

"Case Where Appeal to Revoke Decision on Abuse of Superior Position Was Dismissed in Its Entirety [Tokyo High Court Decision, March 3, 2021]" Jurist No. 1560 (July 2021 issue)

"Now More Than Ever: Beware of Subcontracting ActLaw Violations - Key Considerations During the Pandemic" Corporate Legal Affairs A2Z (September 2020 Issue)

"Overview of Antitrust Law Amendments: Focusing on Penalty Reduction Through Investigation Cooperation" Monthly Auditor No. 710 (June 2020 Issue)

"Reference Materials and Research Methods for Studying Antitrust Law" Fair Trade No. 834 (April 2020 Issue)

"Competition Law Challenges and Desired Direction for 'GAFA Regulation'" Business Law Vol.19 No.12 (December 2019 Issue)

"Measures to Avoid Cease-and-Desist Orders for Unfair Representation Determinations Based on Recent Consumer Affairs Agency Enforcement Examples" BUSINESS LAW JOURNAL No.139 (October 2019 Issue)

"Case Where Non-Contested Obligations Were Not Deemed Restrictive Conditions: Qualcomm Incorporated Case" Jurist No.1536 (September 2019 Issue)

"The Consumer Affairs Agency's Scrutiny: Background of Tightening Enforcement and Key Points to Avoid Unfair Representations" Company Legal Affairs A2Z (July 2019 Issue)

"Overview of the Revised Unfair Competition Prevention Act Concerning Big Data Protection and Practical Considerations" Company Legal Affairs A2Z (May 2019 Issue)

"Compliance Programs under the Act Against Unjustifiable Premiums and Misleading Representations" Fair Trade No. 823 (May 2019 Issue)

"A Guidebook on the Act Against Unjustifiable Premiums and Misleading Representations: Essential Knowledge for Manufacturing and Advertising Professionals" (Daiichi Hoki, July 2018)

"A Case of Extraterritorial Application: When International Business Alliances Developed into Cartels" Jurist No. 1520 (June 2018 Issue)

"The 'Agreement' Requirement Challenged by Digital Cartels" Business Law Vol. 18 No. 2 (February 2018)

"U.S. Antitrust Law Practice Seminar" (Fair Trade Association, November 2017)

"100 Selected Economic Law Precedents and Administrative Rulings [2nd Edition]" Jurist Special Edition No. 234 (October 2017)

"On the Antimonopoly ActLaw Amendments Concerning the Discretionary Penalty System and Commitment System" Legal Times No. 1107 (January 2017)

"The Penalty System under the Revised Act Against Unjustifiable Premiums and Misleading Representations and Practical Responses" Monthly Auditor No. 657 (August 2016)

Key Points of the Penalty System under the Revised Act Against Unjustifiable Premiums and Misleading Representations

Company Legal Affairs A2Z (July 2016 issue)

Recent Trends and Countermeasures in Premium Regulation Disputes

BUSINESS LAW JOURNAL No. 101 (August 2016 issue)

Strengthened Penalties and Expanded Scope of Punishment for Trade Secret Protection: Impact of the Unfair Competition Prevention Act Revision and Comprehensive Revision of Trade Secret Management Guidelines on Practice

Corporate Legal Affairs A to Z (August 2015 Issue)

"Special Feature: Launch of the Functional Food Labeling System (1) Explanation of the Functional Food Labeling System" REPORT JARO (May 2015 Issue)

"Special Feature 2: Penalty Fee Introduction Decided! Re-examining Labeling Precautions by Industry Sector Industry Sector 1: 'Food & Restaurant Services'" Business Legal Affairs Vol.15 No.2 (February 2015 Issue)

"Special Feature: Revised Fair Trade Act of 2014 - Key Considerations for the Revised Act" Fair Trade No. 770 (December 2014 Issue)

'Systematic Issues: Antitrust Law' (Daiichi Hoki, July 2014)

'Practical Selection of Fair Trade Commission Rulings and Precedents' (Yuhikaku, July 2014)

"The Significance of the IBA and Tokyo Conference for Japan's Legal Profession: The Antitrust Law Field as an Example" Rule of Law No. 173 (April 2014)

"Addressing the Consumption Tax Pass-Through Issue" Monthly Auditor No. 624 (February 2014 Issue)

"[Antitrust Law Case Brief] Case Recognizing the Exclusionary Effect of Collective Collection of Music Copyright Fees - Tokyo High Court Decision, November 1, 2013"

Jurist No. 1463 (February 2014 Issue)

Practical Guide to the Act on Special Measures Law for Passing On Consumption Tax Increases (Shoji Homu, November 2013)

"Practical Guide: Responding to the Act on Special Measures of Antimonopoly Act Special Measures Law Following the Consumption Tax Increase" Business Homu Vol. 13 No. 7 (July 2013 Issue)

The Cartels and Leniency Review
The Cartels and Leniency Review (January 2013)

"Regarding the Revocation of the Cease- and- Desist Order in the JASRAC Private Monopolizationy Case" NBL No. 981 (July 15, 2012 issue)

"Getting the Deal Through, Pharmaceutical Antitrust"
Getting the Deal Through, Pharmaceutical Antitrust (April 2012)

"First Penalty Payment Order for Abuse of Superior Bargaining Position and Its Impact on Practice" Kaisha Hōmu A2Z (March 2012 issue)

"U.S. Antitrust Law Practice Seminar - Sessions 1 to 12" Kōsei Torihiki No. 735 to No. 759 (January 2012 issue to January 2014 issue)

"Leniency Regimes" Leniency Regimes (January 2012)

"Practical Commentary on the Antimonopoly Act" (Daiichi Hoki, January 2012)

"Impact of the New U.S. Horizontal Merger Guidelines and New EU Horizontal Agreements Guidelines on the Interpretation of Japan's Antimonopoly Act"
NBL No. 949 (March 15, 2011 issue)

"Leniency Applications and False Reporting: Corporate Leniency Responses Guided by the Shutter Cartel Case" Business Law Journal Vol. 10 No. 9 (September 2010 Issue)

"Impact of the Revised Leniency Program on Future Practice" Monthly The Lawyers (January 2010 Issue)

"Getting the Deal Through, Anti-Corruption Regulation" Getting the Deal Through, Anti-Corruption Regulation (2010)

"Antitrust Issues in the Information and Communications Sector" Monthly The Lawyers (November 2007 Issue)

■ Seminar Information

Tokyo Metropolitan Government Instructor Dispatch (On-Site) Compliance Seminar: "Practical Application of the Act Against Unjustifiable Premiums and Misleading Representations That Affiliate Marketers Should Know" (Hosted by Japan Affiliate Service Association / March 2025)

Tokyo Metropolitan Government Instructor Dispatch (On-Site) Compliance Seminar "Learning the Act on the Display of Prices and Other Matters Concerning Goods and Services Through Case Studies ~ Including the Revised Act (Effective October 2024) –" (Hosted by Tokyo Chamber of Commerce and Industry / January 2025)

Pharmaceutical Corporate Legal Affairs Research Group Legal Practice Seminar "Various Issues Regarding the Antimonopoly Act and Subcontract Act in the Pharmaceutical Industry" (Hosted by Pharmaceutical Corporate Legal Affairs Research Group / October 2024)

2023 Tokyo Metropolitan Government Instructor-Dispatch Compliance Seminar: Fair Trade Act Seminar for Affiliate Marketers "Fundamentals of the Fair Trade Act and Practical Considerations" (Hosted by Japan Affiliate Marketing Association / March 2024)

Pharmaceutical Corporate Legal Affairs Research Association Legal Practice Seminar "Practical Responses to the Act Against Unjustifiable Premiums and Misleading Representations in Pharmaceutical Companies" (Hosted by Pharmaceutical Corporate Legal Affairs Research Association / February 2024)

Key Points for Addressing Unfair Representations: Insights from Recent Enforcement Orders (Hosted by Japan Advertising Review Organization (JARO) / February 2024)

Procedures and Key Points for Creating an In-House Antitrust Law Manual (Hosted by Business & Law LLC / January 2024)

Fair Trade Act and Stealth Marketing Regulation Study Session (Hosted by ValueCommerce / November 2023)

JARO's Perspective: Advertising Labeling Checkpoints and Practical Considerations for the Fair Trade Act (Hosted by Fair Trade Association / November 2023)

Business & Law Seminar: "Mastering the Latest Subcontracting ActLaw Practices in 2 Hours" (Hosted by Business & Law LLC / September 2023)

SMBC Consulting Seminar: "Latest Trends in the Act Against Unjustifiable Premiums and Misleading Representations and Practical Countermeasures" (Hosted by Business & Law LLC / July 2023)

"Fundamentals of Overseas Competition Law" (Hosted by the Corporate Research Institute / April 2023)

Tokyo Metropolitan Government Lecturer Dispatch (Outreach) Compliance Seminar: Affiliate-Related Online Course on the Act Against Unjustifiable Premiums and Misleading Representations "Fundamentals of the Act Against Unjustifiable Premiums and Misleading Representations and Practical Considerations" (Hosted by Japan Affiliate Marketing Association, Japan Affiliate Service Association / March 2023)

Medical Law Research Institute Legal Practice Seminar "Antitrust Law Issues in the Pharmaceutical Industry ~ Advanced Edition ~" (Hosted by Pharmaceutical Industry Legal Affairs Research Association / February 2023)

FY2022 "Compliance Seminar for Businesses" - Fundamentals of the Act Against Unjustifiable Premiums and Misleading Representations (Hosted by Tokyo Metropolitan Government / November 2022)

Foreign Competition Law Research Group "Recent Developments in U.S. Antitrust Law" (Hosted by Fair Trade Association / October 2022)

Basics of Unfair Representation Regulations under the Act Against Unjustifiable Premiums and Misleading Representations: "Latest Trends in Act Against Unjustifiable Premiums and Misleading Representations Regulations and Practical Countermeasures" (Hosted by the Corporate Research Institute / October 2022)

Subcontracting ActLaw Research Group: "Recent Application of Abuse of Superior Position and Subcontracting ActLaw for Promoting Price Pass-Through and Practical Responses" (Hosted by the Fair Trade Association / September 2022)

SMBC Consulting Seminar: "Latest Trends in Diversifying Enforcement of the Act Against Unjustifiable Premiums and Misleading Representations and Practical Countermeasures" (Hosted by Business & Law LLC / July 2022)

Tokyo Metropolitan Government Lecturer Dispatch (Outreach) Compliance Seminar: Affiliate-Related Online Seminar on the Act Against Unjustifiable Premiums and Misleading Representations "Fundamentals and Practical Considerations of the Act Against Unjustifiable Premiums and Misleading Representations" (Hosted by Japan Affiliate Council, General Incorporated Association and Japan Affiliate Service Association / March 2022)

Tokyo Metropolitan Government Instructor Dispatch (On-site) Compliance Seminar "Fundamentals of the Act Against Unjustifiable Premiums and Misleading Representations and Practical Considerations" (Hosted by Tokyo Chamber of Commerce and Industry / February 2022)

Medical Law Research Institute Legal Practice Seminar "Antitrust Law Issues in the Pharmaceutical Industry" (Hosted by Pharmaceutical Industry Legal Affairs Research Association / February 2022)

FY2021 "Compliance Seminar for Businesses" - Fundamentals of the Act Against Unjustifiable Premiums and Misleading Representations (Hosted by Tokyo Metropolitan Government / September 2021)

Overseas Major Countries Competition Law Seminar / Fair Trade Law Seminar "U.S. Antitrust Law" (Hosted by Fair Trade Association / June 2021)

Practical Points Regarding the Introduction of Administrative Penalties under the Pharmaceutical and Medical Devices Act and Strengthened Affiliate Advertising Regulations: Considering the Administrative Penalty System under the Act Against Unjustifiable Premiums and Misleading Representations (Organized by Business & Law / April 2021)

Recent Tightening and Diversification of Fair Trade Act Enforcement and Countermeasures Companies Should Take (Organized by LexisNexis / December 2019)

Key Considerations for Advertising and Labeling Based on Fair Trade Act Enforcement Trends (Hosted by Japan Advertising Review Organization (JARO) / October & November 2019)

FY2019 "Compliance Seminar for Businesses" - Fair Trade Act Session (Hosted by Tokyo Metropolitan Government / October 2019)

Introduction to Evaluating Lifestyle Products Using Biometric Measurement Based on the Act Against Unjustifiable Premiums and Misleading Representations (Hosted by Tokyo Metropolitan Industrial Technology Research Institute / June 2019)

Latest Trends in Act Against Unjustifiable Premiums and Misleading Representations Regulations and Practical Countermeasures (Hosted by SMBC Consulting and LexisNexis / January & July 2019)

Practical Seminar on the Act Against Unjustifiable Premiums and Misleading Representations (Fair Trade Association / December 2018) Medical Law Research Institute Legal Practice Seminar: Joint Sales Agreements, Joint Promotional Agreements, and Antitrust Law (Pharmaceutical Industry Legal Affairs Research Association / October 2018)

FY2018 "Compliance Seminar for Businesses" Seminar on the Act Against Unjustifiable Premiums and Misleading Representations (Hosted by Tokyo Metropolitan Government / October 2018)

Seminar on Overseas Competition Laws (U.S., EU, etc.) (Hosted by Fair Trade Association / May & June 2018)

Practical Considerations for the Subcontracting Act – Related to the Revision of Operational GuidelineStandards – (Hosted by Pharmaceutical Industry Legal Affairs Research Association / December 2017)

Intellectual Property and Competition Law Compliance Seminar (Organized by Fair Trade Association / September 2017)

Overseas Competition Law Seminar (U.S., EU, etc.) (Organized by Fair Trade Association / June 2017)

Platform Business and Most-Favored-Nation (MFN) Clauses (Organized by Competition Law Forum / March 2017)

Seminar on Unfair Competition Prevention Act Related Laws (2 sessions) (Organized by Fair Trade Association / December 2016) Competition Law Practitioner Training Course "Overview of Antitrust Law" (Organized by Fair Trade Association / November 2016) FY2016 "Compliance Seminar for Businesses" Seminar on the Act Against Unjustifiable Premiums and Misleading Representations (Organized by Tokyo Metropolitan Government / November 2016)

Monthly Seminar of Pharmaceutical Industry Legal Affairs Research Group: "Practical Responses to the Revised Act Against Unjustifiable Premiums and Misleading Representations" (June 2016)

Lecture on Overseas Competition Laws (U.S., EU, etc.) (Organized by the Fair Trade Association / May 2016)

Explanatory Lecture on the Penalty Payment System under the Act Against Unjustifiable Premiums and Misleading Representations (Organized by the Fair Trade Association / March 2016)

FY2015 Antitrust Law Practice Seminar: "Unfair Trade Restrictions" (Organized by Fair Trade Association / October 2015)

Seminar on the Act Against Unjustifiable Premiums and Misleading Representations Concerning Health Foods (Co-hosted by Japan Advertising Review Organization (JARO) and Japan Health & Nutrition Food Association / October 2015)

Legal Practice Seminar: "Pharmaceutical Distribution and Revision of Distribution Transaction Practices Guidelines" (Hosted by Pharmaceutical Industry Legal Affairs Research Association / September 2015) Business Ethics Research Center (BERC) Audit Committee: "Key Considerations for Global Audits: Foreign Bribery Laws and International Cartels" (September 2015)

Managing a Government Investigation: "Practical Responses to Investigative Authorities" (Sponsored by Kansai Economic Federation, Public Interest Incorporated Association / November 2014)

Cartel Enforcement & Civil Litigation (Competition Law Forum ACA・JCLF 2014 Annual Conference / September 2014)

U.S. Antitrust Law: Advanced Applications (Organized by Fair Trade Association / May 2014)