Dr. Prisca Octavia Rumokoy


Dr. Prisca Octavia Rumokoy is a promising young lawyer with outstanding academic excellence. Holding double master’s degrees in law, she obtained her Bachelor of Laws and first Master of Laws from Universitas Sam Ratulangi, both with a summa cum laude honor, and her second Master of Laws degree with a Business Law Certificate from the University of Southern California, graduating in the top 5% of her class.


Dr. Prisca Octavia Rumokoy took her doctorate at the University of Washington on a full scholarship from the Indonesian Ministry of Finance through the Indonesia Endowment Fund for Education. She successfully earned a Doctor of Philosophy degree from that university, where she graduated among the top of her class.


Before joining Walalangi & Partners, she worked at the Stanley Mosk Courthouse, California Superior Court.

Prisca Octavia Rumokoy successfully earned her Bachelor of Laws and first Master of Laws with a summa cum laude honor at a young age and was named “the Youngest Indonesian Bachelor and Master of Laws” by the Indonesian World Records Museum (MURI). During her university years, she served as the Chair of Women’s Affairs of the Student Executive Council and was active in the Law Student Body Association.

Having completed her master’s studies at Universitas Sam Ratulangi, she continued her studies at the University of Southern California, where she managed to obtain her second Master of Laws with a Business Law Certificate. Back in the day, she received several awards, such as Excellent Performance in LL.M Legal Writing and Outstanding Academic Performance. She graduated from the university in the top 5% of her class and was inducted into the Phi Kappa Phi Honor Society, the United States’ oldest and most selective collegiate honor society for all academic disciplines.

Her academic excellence and promising talents were again shown when she received her Doctor of Philosophy degree from the University of Washington, where she graduated among the top of her class and was then invited to join the Golden Key International Honour Society.

Other than practicing as an Indonesian lawyer, Prisca Octavia Rumokoy is also passionate to share her knowledge and experience. Her passion for sharing knowledge prompted her to teach basic courses, such as Introduction to Legal Science and Introduction to Indonesian Law, to first-year law students at a public university in Indonesia. In addition, she has presented her works on international trade and business at the University of Cambridge and the University of Oxford and has been regularly invited as a Guest Lecturer at the University of Washington School of Law, teaching the International Trade Law course since 2019.

Prisca Octavia Rumokoy is a member of the American Society of International Law and also an Associate Member of The Chartered Institute of Arbitrators, the world’s leading qualifications and professional body representing the interests of alternative dispute resolution practitioners worldwide.

  • Counsel to one of the leading logistics companies in Japan, in the restructuring of its Indonesian subsidiaries to maximize the synergy effects within its group and to optimize its position in Indonesian market. The Client provides services both domestically and globally and is listed as a large-sized company on the First Section of the Tokyo Exchange. As of 2020, it operates through its 325 offices in Japan and 436 offices in 29 countries across the Americas, Europe, East Asia, and the Asia-Pacific region.
  • Counsel to Mitsubishi UFJ Lease & Finance Company, Limited (MUL), one of the biggest leasing and financing companies in the world, on its Indonesian post-merger report related matter with Hitachi Capital Corporation (HC), a Japan-based company engaged in leasing and financing services business in Japan and overseas. The merger is calculated at USD 2.8 billion and considered as one of the biggest merger deals, which results in the combined company’s annual sales amounting to USD 13.3 billion, assets worth about USD 95 billion, and almost 10,000 employees. The merger places the merged company Mitsubishi HC Capital Inc amongst the top global players in the leasing business, with the focus of business areas covering Japan, Europe, the Americas, Greater China (China and Hong Kong), and Asia and Oceania. Through the merger, MUL and HC aim to build and maximize an ideal and mutual complementary relationship to establish an extensive, comprehensive and highly competitive line-up of businesses, and achieve diversification in their respective portfolios, including business domains and geographical areas.


  • Miriam Andreta/Sinta Dwi Cestakarani/Prisca Octavia Rumokoy, Lexology Getting The Deal Through, Banking Regulation, 2021.