Tatsuo Yamashima

Tatsuo Yamashima

Tokyo, JP recognized lawyers icon Recognized in Best Lawyers since 2020
Atsumi & Sakai

76 Best Lawyers awards

Atsumi & Sakai logo

Awarded Practice Areas

Antitrust / Competition Law Corporate Governance and Compliance Practice

Biography

Tatsuo Yamashima is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust / Competition Law and Corporate Governance and Compliance Practice.

Tatsuo, who practices law in Tokyo, Japan, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tatsuo is held by other top lawyers in the same geographic and legal practice area.

Atsumi & Sakai

76 Best Lawyers awards

Atsumi & Sakai logo

Overview

  • English
  • Japanese

  • The University of Tokyo, School of Law, J.D., graduated 2004
  • The University of Tokyo, B.A., graduated 2002

  • Japan, Daini Tokyo Bar Association

  • 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
  • English
  • Japanese
  • Japan, Daini Tokyo Bar Association
  • 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
  • The University of Tokyo, School of Law, J.D., graduated 2004
  • The University of Tokyo, B.A., graduated 2002

Client Testimonials

Awards & Focus

Recognized in The Best Lawyers in Japan 2026 for work in:
  • Antitrust / Competition Law
  • Corporate Governance and Compliance Practice
Awards:

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