Mr Kenji Tosaki > Nagashima Ohno & Tsunematsu > Tokyo, Japan > Lawyer Profile
Nagashima Ohno & Tsunematsu Offices
JP TOWER, 2-7-2 MARUNOUCHI
CHIYODA-KU
TOKYO 100-7036
Japan
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Mr Kenji Tosaki
Work Department
IP practice group
Position
Dispute Resolution; IP, IT and Entertainment; IP Transactions; IP Litigation; General Corporate
Career
Judge of Tokyo District Court (1998-2000); Judge of Hachioji Branch of Tokyo District Court (2000-2002); Deputy Director, Planning and Legal Division, Planning and Coordination Bureau, Financial Services Agency (2002-2004); Judge of Tokyo District Court (2004); Deputy Director, Office for Privitization of Japan Post, Cabinet Secretariat (2004-2005); Judge of Tokyo District Court (Intellectual Property Division) (2005-2006); Judge of Takamatsu District Court (2006-2008); Nagashima Ohno & Tsunematsu (2008-), Partner (2013-); Member of Policy Commission, Type II Financial Instruments Firms Association (2010-); Adjunct Lecturer, Sophia Law School (2011)
Languages
Japanese and English
Memberships
AIPPI Japan; the Japan Association of Industrial Property Law; the Copyright Law Association of Japan
Education
The University of Tokyo (LL.B, 1996); Southern Methodist University Dedman School of Law (Visiting Scholar, 2001-2002)
Lawyer Rankings
Japan > Intellectual property: Independent local firms
(Leading individuals: Bengoshi)Nagashima Ohno & Tsunematsu covers both litigation and transactions, and has notable expertise in the technology sector, able to cover IP matters related to artificial intelligence, big data, and blockchain technology. The well regarded team attracts both major domestic and multinational clients. Core team members include Shunji Matsuda, who has more than 20 years’ experience in the practice area, and handles high value litigation matters for high profile clients. Former Tokyo District Court judge Kenji Tosaki is also key, and specialises in representing clients in litigation within the pharmaceutical industry. Keiji Tonomura is also noted for his experience on complex cross-border matters, and work within the TMT sector.
Comparative Guides
| Japan: Patent Litigation | October 2022 | This country-specific Q&A provides an overview to Patent Litigation laws and regulations that may occur in Japan. |
| Japan: Intellectual Property | June 2022 | This country-specific Q&A provides an overview to Intellectual Property laws and regulations that may occur in Japan. |
Lawyer Rankings
- Intellectual property: Independent local firms - Japan
- Leading individuals: Bengoshi - Japan > Intellectual property: Independent local firms
Top Tier Firm Rankings
- Antitrust and competition: Independent local firms
- Banking and finance: Independent local firms
- Capital markets: Independent local firms
- Corporate and M&A: Independent local firms
- Dispute resolution: Independent local firms
- Intellectual property: Independent local firms
- Labour and employment: Independent local firms
- Private wealth: Independent local firms
- Projects and energy: Independent local firms
- Real estate and construction: Independent local firms
- Restructuring and insolvency: Independent local firms
- Risk management and investigations: Independent local firms
- Tax: Independent local firms
- TMT: Independent local firms