Toshiyuki "Toshi" Arai
Recognized in Best Lawyers since 2013 About Toshiyuki Arai
Toshiyuki Arai is a lawyer based in Tokyo, JP and has been recognized in The Best Lawyers in Japan™ since 2013. Toshiyuki Arai is recognized in the following practice area:
- Tokyo, Japan
- Corporate and Mergers and Acquisitions Law
Current Firm: Paul Hastings LLP
Location: Tokyo, JP
Nearby Lawyers
Takuro Awazu is a top attorney recognized by Best Lawyers in the practice area(s) of International Business Transactions and Trade Law. Takuro, who practices law in Tokyo, Japan, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Takuro is held by other top lawyers in the same geographic and legal practice area.
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...
Masayuki Matsuura is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law and Corporate Governance and Compliance Practice. Masayuki, 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 Masayuki is held by other top lawyers in the same geographic and legal practice area.
Katsuya Hongyo is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice. His practice area focuses on financial regulatory matters (including issues relating to the Banking Act, the Insurance Business Act, the Financial Instruments and Exchange Act, the Payment Services Act, the Money-lending Control Act, the Investment Act and the Asset Securitization Act), structured finance, litigations arising from the sales of financial instrume...
Akihisa Yamada is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust / Competition Law and Insolvency and Reorganization Law. Akihisa, 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 Akihisa is held by other top lawyers in the same geographic and legal practice area.
Ryuko Inoue is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law. Ryuko, 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 Ryuko 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.
Yoshiko Koizumi is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust / Competition Law, Corporate and Mergers and Acquisitions Law and Corporate Governance and Compliance Practice. Yoshiko, who practices law in Tokyo, Japan, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Yoshiko is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
What AI Visibility Means for Lawyers
by Bryan Driscoll and Josh Rupall
AI tools increasingly interpret lawyers public information. Clear, consistent and credible sources help ensure they describe legal expertise accurately.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
When Is It Too Late to Stop Foreclosure?
by Bryan Driscoll
Understanding the foreclosure timeline, critical deadlines and the legal options that may still protect your home.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
How AI Is Changing the Way Clients Find Lawyers
by Jamilla Tabbara
Best Lawyers CEO Phil Greer explains how AI-driven search tools are reshaping legal marketing and why credibility markers matter.
