Mohsun Ali is a Senior Associate in the Dispute Resolution & Investigations Group in the Tokyo office of Clifford Chance and specialises in international commercial arbitration, investor-state dispute settlement and investigations.
Mohsun has a first-class honours degree in Japanese from the University of Cambridge and distinction class certification throughout law school. In 2019, Mohsun was admitted as a solicitor in England & Wales. Mohsun represents both Japanese and international clients on complex investment arbitration and commercial arbitration disputes across a broad range of sectors, including Construction, Energy & Infrastructure and Commodities. He routinely acts as advocate and conducts examinations before international tribunals.
International Arbitration
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Mohsun’s experience includes:
- representing Sundance Resources Limited and Congo Iron SA in an ongoing ICC arbitration against the Republic of Congo following the revocation of its mining licence for the Nabeba-Mbalam Iron Ore Project (ICC Case No. 26145/DDA/AZO).
- representing Sundance Resources Limited and Cam Iron SA in an ongoing ICC arbitration against the Republic of Cameroon concerning the Mbalam-Nabeba Iron Ore Project (ICC Case No. 26291/AZO).
- representing Greenland Minerals Ltd in an ongoing arbitration against the Government of Greenland and the Government of Denmark regarding the right to develop the Kvanefjeld Technology Metals Project (ad hoc).
- representing a Japanese industrial equipment manufacturer in an ICC arbitration in Singapore in relation to a major Southeast Asian infrastructure dispute related to low loss conductors and involving complex legal issues, quantum and delay analysis and structural engineering issues.
- representing a JV in relation to a dispute in with regard to a Time Charter Party for a Floating Storage and Offloading System.
- acting for a Japanese energy consortium in relation to a dispute arising out of the sale of offshore oil assets in West Africa and in relation to a consequential tax dispute, including in negotiations with the tax authority and the counterparty.
- advising a Japanese trading house in relation to a shipping dispute with an Indian counterparty including claims arising out of the issuance of Force Majeure notices.
- advising a major shareholder of a listed company in relation to a potential claim against host state.
- advising a Japanese multinational in relation to its implementation of compliance systems and procedures.
- representing a Japanese company in relation to a cyber-attack within Japan and consequential commercial disputes, regulatory aspects and engagement of e-commerce security experts in relation to cyber-security and IT issues.
- assisting with advising a Japanese trading house on financial crimes due diligence in relation to the development of an energy project in Myanmar.
- representing a consortium (including one Japanese trading house) in relation to a complex, cross border dispute in the energy sector.
- advising a tech company on a potential dispute with client in relation to digital marketing services rendered. Involving complex issues of jurisdiction and contractual interpretation.
- representing a multinational automobile distributor in a dispute with its Japanese principal in relation to a series of complex settlement arrangements totally around $170 million between the parties.
Mohsun’s experience includes:
- representing Sundance Resources Limited and Congo Iron SA in an ongoing ICC arbitration against the Republic of Congo following the revocation of its mining licence for the Nabeba-Mbalam Iron Ore Project (ICC Case No. 26145/DDA/AZO).
- representing Sundance Resources Limited and Cam Iron SA in an ongoing ICC arbitration against the Republic of Cameroon concerning the Mbalam-Nabeba Iron Ore Project (ICC Case No. 26291/AZO).
- representing Greenland Minerals Ltd in an ongoing arbitration against the Government of Greenland and the Government of Denmark regarding the right to develop the Kvanefjeld Technology Metals Project (ad hoc).
- representing a Japanese industrial equipment manufacturer in an ICC arbitration in Singapore in relation to a major Southeast Asian infrastructure dispute related to low loss conductors and involving complex legal issues, quantum and delay analysis and structural engineering issues.
- representing a JV in relation to a dispute in with regard to a Time Charter Party for a Floating Storage and Offloading System.
- acting for a Japanese energy consortium in relation to a dispute arising out of the sale of offshore oil assets in West Africa and in relation to a consequential tax dispute, including in negotiations with the tax authority and the counterparty.
- advising a Japanese trading house in relation to a shipping dispute with an Indian counterparty including claims arising out of the issuance of Force Majeure notices.
- advising a major shareholder of a listed company in relation to a potential claim against host state.
- advising a Japanese multinational in relation to its implementation of compliance systems and procedures.
- representing a Japanese company in relation to a cyber-attack within Japan and consequential commercial disputes, regulatory aspects and engagement of e-commerce security experts in relation to cyber-security and IT issues.
- assisting with advising a Japanese trading house on financial crimes due diligence in relation to the development of an energy project in Myanmar.
- representing a consortium (including one Japanese trading house) in relation to a complex, cross border dispute in the energy sector.
- advising a tech company on a potential dispute with client in relation to digital marketing services rendered. Involving complex issues of jurisdiction and contractual interpretation.
- representing a multinational automobile distributor in a dispute with its Japanese principal in relation to a series of complex settlement arrangements totally around $170 million between the parties.
News and client work
Contact details
お問い合わせ先
- Clifford Chance, Tokyo
- +81366326418
- Email me
- Practice area Litigation, dispute resolution & risk management
Career & qualifications
- University of Cambridge (BA, MA Japanese) 2015
- Cardiff University (GDL) 2016
- BPP Law School (LPC) 2017
- Joined Clifford Chance, London 2017
- Admitted as a solicitor in England & Wales 2019
- Clifford Chance, Tokyo 2020
経歴、資格
- University of Cambridge (BA, MA Japanese) 2015
- Cardiff University (GDL) 2016
- BPP Law School (LPC) 2017
- Joined Clifford Chance, London 2017
- Admitted as a solicitor in England & Wales 2019
- Clifford Chance, Tokyo 2020
Awards and citations
- "I very much appreciate their kind support, especially from Peter Harris and Mohsun Ali, and their patience in relation to the culture of Japanese companies" – The Legal 500 Asia Pacific 2025 – Dispute Resolution: Japan
- "very committed, and co-ordinates well with other teams" – The Legal 500 Asia Pacific 2024 – Dispute Resolution: Japan
- Key Lawyer – The Legal 500 Asia Pacific 2025 & 2024 – Dispute Resolution: Japan
受賞、表彰
- "I very much appreciate their kind support, especially from Peter Harris and Mohsun Ali, and their patience in relation to the culture of Japanese companies" – The Legal 500 Asia Pacific 2025 – Dispute Resolution: Japan
- "very committed, and co-ordinates well with other teams" – The Legal 500 Asia Pacific 2024 – Dispute Resolution: Japan
- Key Lawyer – The Legal 500 Asia Pacific 2025 & 2024 – Dispute Resolution: Japan