Osamu TOSHA

Osamu TOSHA

ASSOCIATE

TEL : +81-3-3265-3851
FAX : +81-3-3265-3860

Osamu Tosha is an associate at Nozomi Sogo Law Office. He passed the Japanese bar examination in 2016 and was admitted to the bar in 2017. He is a member of the Japan Federation of Bar Associations, the Daini Tokyo Bar Association, and the International Association of Privacy Professionals (IAPP). He holds CIPP/E, CIPP/US, CIPM, and AIGP certifications.

Practice Areas

・Corporate Law: Data Protection, Cybersecurity and Privacy, AI and Technology, Mergers & Acquisitions, Compliance, Payment and Settlement Law, Contracts
・Intellectual Property: Copyright, Trademark Right, Unfair Competition Prevention Act
・Administrative Law and Practice: Data law in central/local government, Compliance / comprehensive legal support for local government, Administrative appeal, Administrative litigation, State compensation
・Others: General Civil and Corporate matters, Criminal Defence

Experience

Nozomi Sogo, December 2017 – Present
Attorney
Secretariat, Personal Information Protection Commission (PPC), Government of Japan, November 2020 – December 2022
Secondment at Reynolds Porter Chamberlain LLP. (Data & Cyber Team), June 2025 – Present

Education

King’s College London, Dickson Poon School of Law (LL.M., IP & Information Law Pathway), 2023 – 2024
Legal Training and Research Institute of the Supreme Court of Japan, Certified, 2017
Chuo University Faculty of Economics, BEc, 2010

Languages

Japanese and English