Cases
Experience: Representative Matters: Assisted Japanese government with WTO dispute settlement case (third party's submission for DS610: China - Measures Concerning Trade in Goods (European Union)).
Advised financial institutions related with sanctions against Russia Federation (2022).
Advised IT companies or manufacturing companies related with sanctions against Russian Federation (2022).
Provided updates on Russia-Ukraine related sanctions measures (2022).
Provided analysis
advice to a governmental organization on legal issues on offshore wind power generation (2022).
Assisted a medical equipment manufacturer with negotiation with local government regarding public procurement process violation under WTO Public Procurement Agreement
related regulations (2022).
Representing a Japanese company in the voluntary disclosure process under the export control regulations of the United States (2022).
Advised a major bank with respect to sanctions imposed on Iran.
Advised machinery manufacturers
a financial firm with respect to sanctions imposed on Iran.
Advised on the effect of the sanctions imposed on Russia on energy-related projects.
Assisted companies in responding to anti-dumping investigations.
Assisted importers with customs classifications for auto parts.
Assisted importers with customs classifications for medical products.
Assisted a company in challenging an advance ruling on dairy product classifications.
Advised a client on export licenses under CITES.
Provided updates on export control regulations in various jurisdictions.
Advised a client on customs valuations for auto parts.
Advised a client on regulations on the transportation of dangerous products.
Advised trading companies with respect to sanctions imposed on Iran.
Advised a client considering a project in Cuba with respect to sanctions imposed on Cuba.
Advised on a WTO dispute resolution matter.
Member of the delegation on the following dispute settlement cases (countries in parentheses represent the complainants): DS375, 376
377 - European Union
its member states - Tariff Treatment of Certain Information Technology Products (US, Japan, TPKM).
DS322 - United States - Measures Relating to Zeroing
Sunset Revisions (Japan).
DS336 - Japan - Countervailing Duties on Dynamic R
om Access Memories from Korea (Korea).
DS408, 409 - European Union
a member state: EU - Seizure of Generic Drugs in Transit (India, Brazil).
DS397 - European Communities - Definitive Anti-Dumping Measures on Certain Iron or Steel Fasteners from China (China).
DS383 - United States - Anti-Dumping Measures on Polyethylene Retail Carrier Bags from Thail
(Thail
).
DS382 - United States - Anti-Dumping Administrative Reviews
Other Measures Related to Imports of Certain Orange Juice from Brazil (Brazil).
DS379 - United States - Definitive Anti-Dumping
Countervailing Duties on Certain Products from China (China).
DS350 - United States - Continued Existence
Application of Zeroing Methodology (EU).
DS344 - United States - Final Anti-Dumping Measures on Stainless Steel from Mexico (Mexico).
DS294 - United States - Laws, Regulations
Methodology for Calculating Dumping Margins (Zeroing) (EU).
H
led civil rehabilitation proceedings on behalf of Japanese companies.
H
led corporate reorganization proceedings on behalf of a hotel company.
H
led special liquidation proceedings on behalf of a toy company.
H
led bankruptcy administration in bankruptcy on behalf of a construction company.
The above representations were h
led by Ms. Suetomi prior to her joining GT Tokyo Horitsu Jimusho. Government Experience: Bar Examiner, Ministry of Justice, 2020-2023
Legal Advisor, Ministry of Finance Japan, Office of Trade Remedy Affairs, Tariff Policy
Legal Division, Customs
Tariff Bureau, 2016-2019
Expert Member, Ministry of Finance, Council on Customs, Tariff, Foreign Exchange
Other Transactions, 2019-Present
Expert Member, Ministry of Finance, Working Group on Responding to the Surge in Low-Value Imports, 2025
Expert Member, Ministry of Finance, Working Group on Circumvention of Anti-dumping Duties, 2025
Expert Member, Financial Services Agency, Financial System Council, Fund Settlement System Working Group, 2021-2023
Expert Member, Ministry of Foreign Affairs, Study Group on International Economic Dispute, 2017-present
Deputy Director, WTO Dispute Settlement Division, Economic Bureau, Ministry of Foreign Affairs, 2007-2010
Teaching Experience: Waseda University
Associate Professor, Faculty of Law, 2025 - Present
Lecturer, Faculty of Law, 2015-2025
National Tax College
Lecturer, 2018-Present
Osaka Gakuin University
Lecturer, Faculty of Law, 2007
Kinki University
Lecturer, 1997-1999
Professional Certifications: Certificate in Business Analytics, Harvard Business Analytics Program, 2021