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三村 まり子
三村 まり子


  • Of Counsel
  • Tokyo

Mariko advises life sciences and technology companies regarding comprehensive matters including regulatory matters, compliance, M&A and licensing throughout the R&D stage to distribution, based on her extensive experience serving as part of the management team of global pharmaceutical companies.

Mariko has strong expertise in pharmaceutical industry-focused practices, and she has advised on regulations, compliance, M&A, licensing, etc. She has also been involved in crisis management third-party investigation committees, and gave advice based on her extensive experience and knowledge acquired from her experience as one of the board members and management team of several pharmaceutical companies. She is also actively engaged in pro bono matters and in Diversity & inclusion promotional activities, as well as Business and Human Rights and ESG. She takes a leadership role as a core member of our firm’s D&I Promotion.

Representative Work

Awards & Rankings





Chuo University Graduate School of Law (Ph.D.)
Chuo University Graduate School of Law (M.A.)
Waseda University (LL.B.)

Professional Experience

Outside Director, Suntory Beverage & Food Limited
Outside Corporate Auditor, MICIN, Inc.
Outside Director, TANAKA Holdings Co., Ltd. 
Outside Director, TOMY Company, Ltd. 
Director of GlaxoSmithKline K.K. 
Corporate Officer,General Counsel of Novartis Pharma K.K. 
Director,Legal and Intellectual Property Executive Manager of Novartis Holding Japan K.K. 
Part-time Auditor, Nihon Medi-Physics Co., Ltd. 
Executive Officer,Legal Executive Manager of GE Healthcare Japan Corporation 
Vice President,General Counsel of Quallion LLC. 
Gibson, Dunn & Crutcher LLP 
Nishimura & Partners (currently Nishimura & Asahi) 
Takaishi Law Office 
Braun, Moriya, Hoashi & Kubota