Case Details

S-Planning Co., Ltd. and others v. Swiss Confederation (ICSID Case No. ARB/26/4)

Subject of Dispute:

Debt instruments
Economic Sector:

Finance
Instrument(s) Invoked:

JSFTEPA (Agreement on Free Trade and Economic Partnership between Japan and the Swiss Confederation)
Applicable Rules:

ICSID Convention - Arbitration Rules

(a) Original Proceeding

Claimant(s)/Nationality(ies):

S-Planning Co., Ltd. and others (Japanese)
Respondent(s):

Swiss Confederation (Swiss)
Date Registered:

January 16, 2026

Party Representatives

Claimant(s):

Mori Hamada & Matsumoto, Tokyo, Japan
Miura & Partners, Tokyo, Japan
Respondent(s):

State Secretariat for Economic Affairs SECO, Bern, Switzerland
LKK Arbitration Ltd, Geneva, Switzerland
Status of Proceeding:

Pending
Latest Development:

January 16, 2026 - The Acting Secretary-General registers a request for the institution of arbitration proceedings.

No References Available.

(a) Original Proceeding

Date	Development
January 16, 2026	The Acting Secretary-General registers a request for the institution of arbitration proceedings.