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 Koichi Tsujii

Koichi Tsujii


Nakamura & Partners


Shin-Tokyo Building, Room No.616, 3-1, Marunouchi 3-chome, Chiyoda-ku
Tokyo 100-8355



E-mail Address:

Koichi Tsujii

Areas of Expertise

Patents, Trademarks, Enforcement, IP Litigation, Licensing & Franchising, Media & Entertainment


Koichi Tsujii is a licensed patent attorney in Japan and a licensed attorney at law in both Japan and the U.S. In the legal section, his main practices include intellectual property law, international transactions, and general corporate law matters. He studied at Chuo University and the Legal Training Institute of the Supreme Court in Japan and at Cornell University in the United States, providing him with well-rounded knowledge of both domestic and international IP rights.

He is a member of a number of IP organizations as well as entertainment and sports-related organizations such as the All Japan Concert & Live Entertainment Promoters Conference, Japan Anti-Doping Agency, and Japan Sports Arbitration Agency. Mr. Tsujii has gained recognition for writing numerous articles on topics such as parallel imports, licensing agreements, trademark issues, and the analysis of various specific case judgements made in Japan. He has given lectures for the International Trademark Association, the AIPPI World Congress, and the Tokyo University of Technology among others.