
Aquaxis Law Office
Member of MSI Global Alliance
Japan
Lawyers

Yudai Oka
Work Department
Pharmaceuticals and Medical Devices, Commercial Transactions, Corporate, Employment Law and Litigation and Dispute Resolution
Position
Associate
Career
2026 – present – Aquaxis Law Office 2022 – 2025 – City-Yuwa Partners 2021 – 2022 – Ono Pharmaceutical Co., Ltd.
Languages
Japanese and English
Memberships
Dai-ichi Tokyo Bar Association Japan In-house Lawyers Association (JILA), Division 6 (since March 2021) Study Group on Pharmaceutical and Health Care Economic Law (since January 2022) Advisor, Kansai Second Subcommittee, Study Group on Pharmaceutical Company Legal Affairs (since October 2022) Medical Law Committee, Dai-ichi Tokyo Bar Association (since December 2022) AI Law Study Group (since April 2024) Study Group on the Proper Use of Personal Data in the Age of AI (since July 2025)
Education
2007 – Kyoto University (LL.B.)