Tatsuo Yamashima
Recognized since 2020
Tokyo, Japan
Practice Areas
Antitrust / Competition Law
Corporate Governance and Compliance Practice
Contact & Links
Location
- 16F Fukoku Seimei Building
2-2-2 Uchisaiwaicho
Chiyoda-ku
Tokyo 100-0011
Japan
Languages
- English
- Japanese
Education
- The University of Tokyo, School of Law, J.D., graduated 2004
- The University of Tokyo, B.A., graduated 2002
Bar Admissions
- Japan, Daini Tokyo Bar Association
Affiliations
- Management Lawyers Council - N/A
- Competition Law Forum - N/A
- The European Union Studies Association- Japan - N/A
- The Japan Opera Foundation - Councilor
- Verdi Society of Japan - Board Member
- Association for Promotion of Opera Arts - Representative
Atsumi & Sakai Headquarters: Tokyo, Japan
80 The Best Lawyers in Japan™ awards
1 Best Lawyers: Ones to Watch in Japan™ award
Recognized in The Best Lawyers in Japan™ 2026 for work in:
- Antitrust / Competition Law
- Corporate Governance and Compliance Practice
Awards:
- The Best Lawyers in Japan 2026
- Antitrust / Competition Law
- Corporate Governance and Compliance Practice
- The Best Lawyers in Japan 2025
- Antitrust / Competition Law
- The Legal 500 Asia Pacific 2025 Leading Individuals
- Antitrust and competition
- Labour and employment
- Chambers Asia-Pacific 2025 Leading Individual
- Competition/Antitrust
- Lexology Index Japan 2024
- Competition
- Labour & Employment
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