Hiroki Oya
About Hiroki Oya
Hiroki Oya is a lawyer based in Tokyo, JP and has been recognized in Best Lawyers: Ones to Watch in Japan™ since 2026. Hiroki Oya is recognized in the following practice area:
- Tokyo, Japan
- Labor and Employment Law
Current Firm: Mori Hamada
Location: Tokyo, JP
It takes just a few minutes to optimize your profile for prospective clients and lawyers ready to refer.
Log in to your account or continue as a guest to view annual subscription pricing.
Nearby Lawyers
Stephen DeCosse is a lawyer recognized by Best Lawyers in the practice area of Corporate and Mergers and Acquisitions Law. Stephen practices law in Tokyo, Japan Best Lawyers has recognized Stephen DeCosse 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 Stephen DeCosse is held by other lawyers.
Akihiro Wani is a lawyer recognized by Best Lawyers in the practice areas of Banking and Finance Law, Capital Markets Law, Derivatives, Financial Institution Regulatory Law and Structured Finance Law. Akihiro practices law in Tokyo, Japan Best Lawyers has recognized Akihiro Wani since 2009. 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 Akihiro Wani is hel...
Hirofumi Hosoda is a lawyer recognized by Best Lawyers in the practice area of Corporate Governance and Compliance Practice. Hirofumi practices law in Tokyo, Japan Best Lawyers has recognized Hirofumi Hosoda 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 Hirofumi Hosoda is held by other lawyers.
Fumiaki Matsuoka is a lawyer recognized by Best Lawyers in the practice areas of Corporate Governance and Compliance Practice and Tax Law. Fumiaki practices law in Minato-ku, Japan Best Lawyers has recognized Fumiaki Matsuoka 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 Fumiaki Matsuoka 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.
Chihiro Saito is a lawyer recognized by Best Lawyers in the practice area of Litigation. Chihiro practices law in Tokyo, Japan Best Lawyers has recognized Chihiro Saito since 2026. 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 Chihiro Saito is held by other lawyers.
Hiroyuki Sanbe is a lawyer recognized by Best Lawyers in the practice areas of Financial Institution Regulatory Law and International Business Transactions. Hiroyuki practices law in Tokyo, Japan Best Lawyers has recognized Hiroyuki Sanbe 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 Hiroyuki Sanbe is held by other lawyers.
Minako Otsuka is a lawyer recognized by Best Lawyers in the practice area of Corporate Governance and Compliance Practice. Minako practices law in Tokyo, Japan Best Lawyers has recognized Minako Otsuka 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 Minako Otsuka is held by other lawyers.
Ashish Jejurkar is a lawyer recognized by Best Lawyers in the practice area of Corporate Governance and Compliance Practice. Ashish practices law in Tokyo, Japan Best Lawyers has recognized Ashish Jejurkar 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 Ashish Jejurkar is held by other lawyers.
Louise C. Stoupe is a lawyer recognized by Best Lawyers in the practice areas of Criminal Defense, Intellectual Property Law, International Arbitration and Litigation. Louise C. practices law in Tokyo, Japan Best Lawyers has recognized Louise C. Stoupe since 2010. 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 Louise C. Stoupe 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.
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.
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.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
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.
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.
What Is a Quitclaim Deed? Uses, Risks and When to Get Help
by Bryan Driscoll
A quitclaim deed can be one of the fastest ways to transfer property but knowing when it's the right tool and when it isn't, can save you from serious legal and financial headaches down the road.