Introduction
Motomu possesses extensive experience in dispute resolution and crisis management, in addition to providing general corporate legal advice. In the field of dispute resolution, Motomu handles a diverse range of matters including contract disputes, labor disputes, and shareholder derivative lawsuits. Motomu has extensive experience in both litigation and arbitration. In the area of crisis management, Motomu has conducted numerous internal investigations and has served as a committee member or assistant on investigative committees established by corporations and government agencies.
Practice Areas
Litigation & Arbitration, Crisis management/Fraud Investigation, Corporate Law, Labor & Employment Law, Tax Law
Qualifications
Japan (Dai-Ichi Tokyo Bar Association, registered 2012; re-registered 2020)
New York (2021)
Education & Professional Experience
| 2007 | Graduated from Chuo University Suginami High School |
| 2011 | Graduated from Chuo University (LL.B.) |
| 2012 | The Legal Training and Research Institute of the Supreme Court of Japan |
| Momo-o, Matsuo & Namba | |
| 2018 | Graduated from Columbia University Law School (LL.M.) |
| 2018–2020 | Tokyo Legal Affairs Bureau, Ministry of Justice (Attorney, Deputy Director of Litigation Department) (Temporary cessation of Dai-ichi Tokyo Bar Association membership during this period) |
| 2020- | Momo-o, Matsuo & Namba |
| 2023 | Became Partner of Momo-o, Matsuo & Namba |
| 2026- | Ohe & Yamada |
Publications
Japanese Articles
●The Basics of Arbitration and Drafting Arbitration Clauses, Author, 72-3 JCA Journal 3 (2025)
●Strategies for Responding to Lower Court Judgments and Arbitral Awards, Author, 71-1 JCA Journal 25 (2024)
●The Role of Administrative Secretaries ─ Inside Tips on How to Utilize Them, 70-7 JCA Journal 10 (2023)
●Third-party Funding in Japan—Possible Application of the Attorney Act and the Basic Rules on the Duties of Practicing Attorneys, Co-author, 68-5 JCA Journal 9 (2021)
English Articles
●Potential for a New Arb-Med in Japan, Co-author, Japan Commercial Arbitration Journal (Vol.4 /2023)
●Enforcement of Judgments in Civil and Commercial Matters: Japan (The Legal 500 Country Comparative Guides), Co-author, Legalease Ltd. (2023)
●Enforcement of Judgements 2021-2023 (Japan Chapter), Co-author, Chambers and Partners (2021-2023)
●Utilizing Third-party Funding in Japan—Issues Regarding the Attorney Act and the Basic Rules on the Duties of Practicing Attorneys, Co-author, Japan Commercial Arbitration Journal (Vol.2 /2021)
●International Arbitration 2020 (Japan Chapter), Co-author, Chambers and Partners (2020)
Awards
The Best Lawyers in Japan 2026 Edition, Litigation and Tax Law