Sumio Tanai
Recognized in Best Lawyers since 2020 About Sumio Tanai
Sumio Tanai is a lawyer based in Tokyo, JP and has been recognized in The Best Lawyers in Japan™ since 2020. Sumio Tanai is recognized in the following practice area:
- Tokyo, Japan
- Intellectual Property Law
Current Firm: Shiga International Patent Office
Location: Tokyo, JP
Nearby Lawyers
Fumiko Oikawa is a lawyer recognized by Best Lawyers in the practice areas of Banking and Finance Law, Corporate Governance and Compliance Practice and Trade Law. Fumiko practices law in Tokyo, Japan Best Lawyers has recognized Fumiko Oikawa since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Fumiko Oikawa is held by other lawyers.
Madoka Hashimoto is a lawyer recognized by Best Lawyers in the practice area of Investment and Investment Funds. Madoka practices law in Tokyo, Japan Best Lawyers has recognized Madoka Hashimoto since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Madoka Hashimoto is held by other lawyers.
Hiroyuki Tanaka is a Partner of Mori Hamada & Matsumoto, practicing data, IP, IT, and AI law. He is the Adjunct project professor at Keio University Graduate School of Law and Member of the Cyber-Physical Sustainability Center of Keio University Global Research Institute He has extensive experience advising foreign clients on Japanese data protection law. He is also familiar with global data protection regulations, including GDPR and CCPA / CPRA and helps Japanese clients with global data...
Ryuichi Nozaki is a lawyer recognized by Best Lawyers in the practice area of Structured Finance Law. Ryuichi practices law in Tokyo, Japan Best Lawyers has recognized Ryuichi Nozaki since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ryuichi Nozaki is held by other lawyers.
Kentaro Minato is a lawyer recognized by Best Lawyers in the practice areas of International Arbitration and Litigation. Kentaro practices law in Tokyo, Japan Best Lawyers has recognized Kentaro Minato since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kentaro Minato is held by other lawyers.
Keita Imaizumi is a lawyer recognized by Best Lawyers in the practice areas of Banking and Finance Law, Corporate Governance and Compliance Practice and Investment and Investment Funds. Keita practices law in Tokyo, Japan Best Lawyers has recognized Keita Imaizumi since 2018. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Keita Imaizumi is held by other la...
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...
Saori Hanada is a lawyer recognized by Best Lawyers in the practice area of Antitrust / Competition Law. Saori practices law in Tokyo, Japan Best Lawyers has recognized Saori Hanada since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Saori Hanada is held by other lawyers.
Jun Oishi is a lawyer recognized by Best Lawyers in the practice areas of Project Finance and Development Practice and Real Estate Law. Jun practices law in Tokyo, Japan Best Lawyers has recognized Jun Oishi since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jun Oishi is held by other lawyers.
Kohji Hayakawa is a lawyer recognized by Best Lawyers in the practice area of Litigation. Kohji practices law in Tokyo, Japan Best Lawyers has recognized Kohji Hayakawa since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kohji Hayakawa is held by other lawyers.
Explore and Learn
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.
The Best Lawyers in Canada 2027: Recognizing the Nation's Top Legal Talent
by Jamilla Tabbara
Honoring established leaders and rising practitioners across Canada's legal profession.
2027 Best Lawyers Awards: Honoring Excellence in the Legal Profession
by Jamilla Tabbara
Recognizing the outstanding attorneys leading top practice areas nationwide.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
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.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
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.
Rules on Gifting Money to Family: What to Know
by Bryan Driscoll
Generosity often runs ahead of paperwork. Here's how to give to loved ones without surprising the IRS, your estate plan or your relationships.
Who Can Override a Power of Attorney?
by Bryan Driscoll
A power of attorney carries real legal authority, but it isn't absolute. Here's who can step in to revoke, restrict or set it aside.
How to Get an Eviction Off Your Record
by Bryan Driscoll
Whether an eviction can be removed, sealed or corrected depends on your state, your case and where the record appears.
