Atsushi Oishi
Recognized in Best Lawyers since 2009 About Atsushi Oishi
Atsushi Oishi is a lawyer based in Tokyo, JP and has been recognized in The Best Lawyers in Japan™ since 2009. Atsushi Oishi is recognized in the following practice areas:
- Tokyo, Japan
- Corporate and Mergers and Acquisitions Law
- Private Equity, Private Funds and Venture Capital Law
- Tax Law
Current Firm: Mori Hamada
Location: Tokyo, JP
Nearby Lawyers
So Saito is a lawyer admitted in Japan and New York with a wealth of experience in the areas of Web3, FinTech, startups, venture finance, and financial regulatory including providing regulatory compliance and corporate advice to domestic and foreign companies. He is the author of several books, including “Textbook of NFT” and “Metaverse & NFT” and others. He is also an advisor to the Japan Blockchain Association, a public interest board member of the Japan STO Asso...
Hiroo Atsumi is a top attorney recognized by Best Lawyers in the practice area(s) of Asset Finance Law, Banking and Finance Law, Capital Markets Law, Project Finance and Development Practice, Real Estate Law and Structured Finance Law. Hiroo, who practices law in Tokyo, Japan, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hiroo is held by other top lawyers in the same geographic and legal practice area.
Junko Hirakawa is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Junko, who practices law in Tokyo, Japan, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Junko is held by other top lawyers in the same geographic and legal practice area.
Yoko Maeda is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation and Corporate Governance and Compliance Practice. Yoko, who practices law in Tokyo, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Yoko is held by other top lawyers in the same geographic and legal practice area.
Yasuyuki Kuribayashi is a top attorney recognized by Best Lawyers in the practice area(s) of Investment and Investment Funds and Labor and Employment Law. Yasuyuki, who practices law in Tokyo, Japan, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Yasuyuki is held by other top lawyers in the same geographic and legal practice area.
Feng Qin Chen is a top attorney recognized by Best Lawyers in the practice area(s) of International Business Transactions. Feng Qin, who practices law in Tokyo, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Feng Qin is held by other top lawyers in the same geographic and legal practice area.
Fumiaki Matsuoka is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice and Tax Law. Fumiaki, who practices law in Minato-ku, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fumiaki is held by other top lawyers in the same geographic and legal practice area.
Kenichi Tanizaki is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice. Kenichi, who practices law in Tokyo, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kenichi is held by other top lawyers in the same geographic and legal practice area.
Shigeaki Itoh is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Shigeaki, who practices law in Tokyo, Japan, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Shigeaki is held by other top lawyers in the same geographic and legal practice area.
Setsuko Yufu is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust / Competition Law, Corporate Governance and Compliance Practice and Trade Law. Setsuko, who practices law in Tokyo, Japan, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Setsuko is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
The Family Law Loophole That Lets Sex Offenders Parent Kids
by Bryan Driscoll
Is the state's surrogacy framework putting children at risk?
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Unenforceable HOA Rules: What Homeowners Can Do About Illegal HOA Actions
by Bryan Driscoll
Not every HOA rule is legal. Learn how to recognize and fight unenforceable HOA rules that overstep the law.
Holiday Pay Explained: Federal Rules and Employer Policies
by Bryan Driscoll
Understand how paid holidays work, when employers must follow their policies and when legal guidance may be necessary.
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
US Tariff Uncertainty Throws Canada Into Legal Purgatory
by Bryan Driscoll
The message is clear: There is no returning to pre-2025 normalcy.
