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Hiroki Yamada

Lawyer : Japan

Profile and Expertise

While having overseen many civil, criminal, and administrative cases in legal aid organisations, Hiroki was engaged in issues of public interest such as child rights and statelessness, in cooperation with administrative agencies.
Subsequently, Hiroki moved to a law firm in Tokyo and was involved in a number of corporate disputes, including a lawsuit to claim for declaration of shareholder’s rights, lawsuit to claim for declaration to nullify the issuance of new shares, lawsuit to claim for dismissal of officers, lawsuit to claim for compensation for damages against officers, and petition for provisional disposition to suspend the execution of an officer’s duties.
Currently, Hiroki is specialised in the intellectual property field and handles general corporate legal affairs such as dispute settlement including litigation, M&A, and corporate law. In particular, he provides advice on filing of the trademark applications and the like; advice on intellectual property matters related to securitisation of patent rights, licensing, technology transfer, arts and entertainment, IT, contents, software, and system development; advice on intellectual property disputes related to patent rights, trademark rights, design rights, and copyrights in Japan and abroad, and litigation and arbitration under the Unfair Competition Prevention Law; and advice on the management of and protective measures for intellectual property including the management of employee inventions, trade secrets, and personal information.
Hiroki also focuses on medical issues, striving to address administrative issues and resolve medical care-related disputes.

  • Experience
  • Publications
  • Seminars
  • Newsletter
  • ◆ Litigation ◆
    ・ Claim for declaration of shareholder’s rights
    ・ Claim for declaration to nullify the issuance of new shares
    ・ Claim for dismissal of officers
    ・ Claim for compensation for damages against officers
    ・ Petition for provisional disposition to suspend the execution of duties by an officer
    ・ Labor Tribunals (represented both workers and companies) 
    ・ Other matters including real estate litigation, traffic accident litigation, bankruptcy disposition, caller information disclosure lawsuit, etc.
    ・ Settlement negotiation on employee invention

    ◆ Others ◆
    ・ Advice on stock-related matters
    ・ Advice on new business
    ・ Advice on and dispute resolution for issues in the arts and entertainment industry
    ・ Advice on and dispute resolution for matters related to IT and system development
    ・ Application for the acquisition of nationality
    ・ Filing various applications and documents with and obtaining licences from relevant administrative organisations

  • ・ March 2015 "Theory of Organizational Negligence" (Co-authored, Horitu Jitsumu Kenkyu No. 30)

    ・ January 2018 “Amendment to the Civil Code (Law of Obligations) for Lawyers written by Lawyers (Co-authored, Dai-Ichi Hoki Co., Ltd.)






  • ・ 2016 Seminar for Government Employees
    ・ 2017 Special Lecture, Hamamatsu Gakuin University, Centre of Co-Creation


2007 Graduated from Faculty of Law, Hosei University
2010 Completed Rikkyo University Law
2013 Admitted to the bar
(Tokyo Bar Association)
Joined Yoshioka/Tsuji Law Office (a training centre of Japan Legal Support Center)
2014 Full-time attorney at Japan
Legal Support Center (Hamamatsu Law Office)
2017 Joined Island Shinjuku Law Office
2018 Joined Ito Kai Law Office
2019 Joined One Asia Lawyers Tokyo office
2019 Registered as a patent attorney


Admitted/Professional Experience

    Tokyo Bar Association
    Administrative Law Research Department at Tokyo Bar Association


Japanese, English