Major Practice Areas
Dispute Resolution / Real Estate / Construction/Architecture / Corporate / Restructuring and Insolvency / Manufacturing / Distribution & Retail
Other Practice Areas
Employment and Labor / Insurance


Kaori Oishi has been working mainly on litigation relating to corporate transactions, as well as construction/real estate-related disputes. She has been handling a variety of litigation matters, including disputes relating to development and transactions involving real estate, disputes over collaborative research and system development, as well as disputes regarding product liability and employee misconduct. She has also been widely engaged in various types of dispute resolution matters. Ms. Oishi’s clients are diverse and represent a variety of industries, such as manufacturing, construction, service providers, etc., and she has handled many cases for various organizations ranging from healthcare corporations to educational institutions. Recently, disputes between corporations have become more and more complex and specialized; however, utilizing her knowledge accumulated through extensive experience and highly specialized expertise, she is capable of properly handling challenging and difficult cases.

Recent Cases

  • Arbitration and mediation matters on the Construction Disputes Examination Board relating to construction contracts
  • Claim for damages relating to product liability of leading Japanese companies
  • Claim for damages against ex-director of healthcare corporation
  • Civil rehabilitation and private liquidation matters for leading real estate businesses

Education & Professional Career

Jan 2013 – PresentKitahama Partners, Partner
Jan 2009Kitahama Partners, Of Counsel
Oct 2001Graduated from the Legal Training and Research Institute of the Supreme Court of Japan; Admitted to practice in Japan; Joined Kitahama Partners
Mar 2000Osaka University (LL.B.)

Other Activities

2017 – PresentOutside Director, PALTAC CORPORATION (Listed on the First Section of the Tokyo Stock Exchange)
2020 – PresentOutside Director, TOWA PHARMACEUTICAL CO., LTD. (Listed on the First Section of the Tokyo Stock Exchange)