Tatsuo Yamashima

4.6 (36 reviews )

N/A

Antitrust / Competition Law Corporate Governance and Compliance Practice

Recognized in Best Attorney USA since 2020

81 3 5501 2111 Website

About Tatsuo

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.

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.

Practice Areas

Antitrust / Competition Law

Corporate Governance and Compliance Practice

Education

The University of Tokyo

Professional Affiliations

Awards & Recognition

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Reviews

4.6 / 5

36 Reviews

1,053 Profile Views

Jeremiah Rohan

Feb 01, 2026

Excellent legal representation provided by Tatsuo Yamashima for my Antitrust / Competition Law case

Super helpful and professional staff at Tatsuo Yamashima's office. Thanks again for everything you did for me! It was a long journey, but you made it much easier with your constant support and legal e...

Frederick Fahey

Feb 01, 2026

Really helpful and compassionate service from everyone at Tatsuo Yamashima's firm

Everyone at Tatsuo Yamashima's office in null was so nice and helpful. They made a tough situation a lot easier to deal with by being so patient and explaining everything clearly. I never felt like ju...

Gayle Rath

Feb 01, 2026

So happy with the results of my case thanks to the hard work of Tatsuo Yamashima and staff

Short and sweet: Tatsuo Yamashima is the real deal and a true professional in the field of Antitrust / Competition Law. If you're in null and need help with your legal issues, call them immediately. Y...

Mandy O'Reilly

Feb 01, 2026

So glad I called Tatsuo Yamashima to handle my Antitrust / Competition Law case in null

Tatsuo Yamashima has been doing this since Recognized in Best Lawyers since 2020, and it definitely shows in their work. They're pros through and through and I wouldn't trust anyone else with my legal...

Jody Kozey

Feb 01, 2026

Simply amazing representation from Tatsuo Yamashima's office during my recent legal matter

Tatsuo Yamashima

About Tatsuo